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Siemens Building Technologies

Basic Documentation LMV5...

CC1P7550en

HVAC Products

16 Addendum 1: List of fault status messages of LMV5... system

13.08.2004

Error

code

Diagnostic

code

Device

Display

Meaning for the LMV5x system

Troubleshooting

Internal Fault Load Controller

CAN error

*1)

Short-circuit Pt100 Sensor

Short-circuit sensor PT100 (X60.1 X60.4) Check wiring and sensor

Open-circuit Pt100 Sensor

Open-circuit sensor PT100 (X60.1 X60.4) Check wiring and sensor

Open-circuit Pt 100 Sensor (Line
Compens)

Open-circuit compensation line of sensor
PT100 (X60.2 X60.4)

Check wiring and sensor

A6 53 LC

Short-circuit

Pt1000

Sensor

Short-circuit sensor PT1000 (X60.3
X60.4)

Check wiring and sensor

Open-circuit PT1000 Sensor

Open-circuit sensor PT1000 (X60.3
X60.4)

Check wiring and sensor

A6 55 LC

Short-circuit

Ni1000

Sensor

Short-circuit sensor Ni1000 (X60.3 X60.4) Check wiring and sensor

Open-circuit Ni1000 Sensor

Open-circuit sensor Ni1000 (X60.3
X60.4)

Check wiring and sensor

Overvoltage at Input 2

Overvoltage at input 2 (X61)

Check wiring and sensor

Open-circuit / Short-circuit at In-
put 2

Open-circuit / short-circuit input 2 (X61)

Check wiring and sensor

Overvoltage at Input 3

Overvoltage at input 3 (X62)

Check wiring and sensor

Open-circuit / Short-circuit at In-
put 3

Open-circuit / short-circuit input 3 (X62)

Check wiring and sensor

Internal Fault Load Controller

Timeout during calibrate_ADC

*1)

Internal Fault Load Controller

Timeout during read_conversion

*1)

Internal Fault Load Controller

Timeout during calibrate_ADC

*1)

Internal Fault Load Controller

Fault during RedInv reading from A/D
converter

*1)

Internal Fault Load Controller

Fault internal A/D converter

*1)

Internal Fault Load Controller

Gain register has been changed

*1)

Internal Fault Load Controller

Offset register has been changed

*1)

Internal Fault Load Controller

Too great / small gain for self-calibration
of A/D converter

*1)

Internal Fault Load Controller

Too great / small offset for self-calibration
of A/D converter

*1)

Содержание LMV51 Series

Страница 1: ... Technologies HVAC Products LMV51 Burner Control with integrated Fuel Air Ratio Control and Load Control for Forced Draft Burners LMV52 Burner Control with integrated Fuel Air Ratio Control and Load Control including O2 Trim Control for Forced Draft Burners Basic Documentation The LMV5 and this Basic Documentation are intended for OEMs which integrate the system in their products ...

Страница 2: ...2 301 Siemens Building Technologies Basisdokumentation LMV5 CC1P7550en HVAC Products 13 08 2004 ...

Страница 3: ...tting notes 17 1 7 Norms and standards 18 1 8 Service notes 18 1 9 Disposal notes 18 2 General 19 2 1 Brief description 19 Basic diagram 19 2 2 Product range overview 21 ACS450 21 AGG5 110 21 AGG5 220 21 AGG5 310 21 AGG5 630 21 AGG5 631 21 AGG5 635 21 AGG5 640 21 AGG5 641 21 AGG5 720 21 AGG5 721 21 AGO20 21 AZL51 21 AZL52 21 KF8893 21 PLL52 110A100 21 PLL52 110A200 21 QGO20 21 QRI2A2 22 QRI2B2 22 ...

Страница 4: ...ontrol program 32 Dual fuel burner gas heavy oil with gas pilot ignition 33 Fuel valve control program 33 4 Burner control 34 4 1 Description of inputs and outputs 34 Flame signal input and flame detector X10 01 and X10 03 34 Self test function LMV5 QRI 34 Separate flame supervision only with LMV52 34 Application example 35 Implementation 35 Technical data flame supervision 35 QRI suited for conti...

Страница 5: ...rate 46 4 2 3 Special functions during the program sequence 47 Lockout phase Phase 00 47 Safety phase Phase 01 47 Reset manual lockout 47 Characteristics 47 Characteristics 47 Signaling star preventions 48 Forced intermittent operation 48 Program stop function 48 Gas shortage program 49 Sequence diagram 49 Part load shutdown 49 Normal direct start 50 Continuous fan operation 50 Continuous pilot co...

Страница 6: ...ctivation of actuators VSD 68 LMV51 68 LMV52 68 Number of fuel actuators 68 Traveling times 68 Shutdown behavior 68 Overload protection of actuators 68 Curve adjustment 68 6 Temperature or pressure controller internal load controller LC 69 6 1 General 69 6 2 Connection diagram 69 6 3 Operating modes with the load controller 69 Operating mode 1 ExtLC X5 03 70 Operating mode 2 intLC 71 Operating mod...

Страница 7: ...3 External predefined load modulating 83 External predefined load multistage 84 External setpoint changeover 84 External setpoints or predefined load via digital modbus e bus interface 84 6 7 Integrated temperature limiter function 85 TL within the scope of TRD 85 TL with external predefined load 85 Requirements placed on sensor and protection pocket 85 6 8 Cold start thermal shock protection CSTP...

Страница 8: ...fed to unaddressed actuator 106 Button for addressing is pressed display during addressing procedure 106 Addressing completed normal operation of actuator 106 Special function curve settings FARC 107 Special function adaption LC 117 Burner identification burner ID 119 Makeup of burner ID 119 Languages 119 Real time clock and calendar 119 S W changeover 119 Backup 119 Type of battery 119 Adjustment...

Страница 9: ...oad limits 157 17 Shutdown 157 8 1 3 Settings for multistage firing on oil 158 18 Fuel changeover for firing on oil 158 19 Changing the burner operating mode from modulating to multistage only when firing on oil 158 20 Activating the program stops in the different program phases 158 21 Checking and presetting the ignition positions for firing on oil 159 22 Manual startup 159 23 Actuator positions ...

Страница 10: ...vice 191 Installation 191 Electrical connections and wiring 191 Connection of LMV5 CAN bus 191 12 1 Power supply to the LMV5 system 192 Determination of the maximum cable length 195 Types of cable 196 12 2 Suppliers of other accessory items 197 Mounting rail adapter type USA 10 4 6 197 e bus PC adapter part no 230 437 197 13 Duties of the authorized inspector 198 LMV51 systems 198 In addition with...

Страница 11: ...c diagram 252 LMV51 Configuration of the basic unit BU 252 LMV52 configuration of the basic unit BU 252 18 1 VSD module 253 General 253 18 1 1 Inputs outputs 253 Connection diagram 253 Release contact X73 1 2 253 Alarm input X73 3 253 Analog output to the VSD X73 4 253 Speed feedback signal 254 Speed input X70 254 Safe segregation between mains voltage and protective extra low voltage 254 Sensor d...

Страница 12: ... 5 Initialization of O2 trim controller 269 19 4 6 Behavior in the event of load changes 270 19 4 7 Increasing the manipulated variable in the case of a load change offset 271 19 4 8 Control interventions by the O2 trim controller 272 19 5 O2 monitor 273 19 5 1 Delayed O2 min value 273 19 5 2 Switch off criteria 273 19 6 Self test 274 19 6 1 Sensor test 274 19 6 2 Checking the O2 content 20 9 275 ...

Страница 13: ... pilot 292 21 1 6 DWminOil is only valued during the safety time after a delay time has elapsed 293 21 1 7 Air pressure switch test valve inverted control 293 21 1 8 External controller contact with Manually on 293 21 1 9 Prepurge time after safety shutdown 293 21 1 10 Changes to the supplied parameter set 293 21 1 11 Driving to the low fire positions 293 21 2 Basic unit LMV52 293 21 3 Load contro...

Страница 14: ...n HVAC Products 13 08 2004 21 4 4 Preventing the transfer of parameter copies from new basic units to the backup memory of the AZL5 295 21 4 5 Parameter changes 295 21 4 6 Name changes of load controller operating modes 295 21 4 7 New display text for actuator faults 296 ...

Страница 15: ...ropriate mounting Check to ensure that wiring is in an orderly state Fall or shock can adversely affect the safety functions Such units must not be put into operation even if they do not exhibit any damage In programming mode the position check of the actuators and the VSD checking electronic fuel air ratio control is different from the check during automatic opera tion Like in automatic operation...

Страница 16: ... FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the Instruction Manual may cause harmful interference to radio communications Op eration of this equipment in a residential ...

Страница 17: ...ner identification ID for each burner Compliance with this regulation is mandatory to ensure that the LMV5 system will prevent parameter sets from other plant with unsuited and possibly dangerous parameter values to be transmitted to the LMV5 basic unit via the backup memory of the AZL5 also refer to the de scription of burner identification in chapter 7 Display and operating unit AZL5 With the LM...

Страница 18: ... Directive for gas appliances 90 396 EEC Low voltage directive 73 23 EEC 1 8 Service notes Each time a unit has been replaced check to ensure that wiring is in an orderly state If fuses are blown return the complete unit to Siemens BT 1 9 Disposal notes The unit contains electrical and electronic components and must not be disposed of to gether with household waste Legal and currently valid legisl...

Страница 19: ...AZL5 display and operating unit actuators O2 module etc are interconnected via a bus system Communication between the individual CAN bus users takes place via a reliable system based data bus The safety concept makes use of 2 microprocessors for 2 channel signal processing It offers a very high level of safety and reliability for monitoring the software and the pro gram and control sequences All s...

Страница 20: ...nterface for superposed systems such as a building automation and control system or for a PC using the ACS450 software Among other features the unit affords convenient readout of settings and operating states parameterization of the LMV5 and trend recording When replacing the LMV5 basic unit BU all parameters can be saved in a backup memory of the AZL5 to be loaded back into the basic unit This me...

Страница 21: ...ing cable between basic unit and actuators or between actuators Shielded 5 core cable 100 m Standard connector Extension connector set Flue gas collector Accessory item for QGO20 oxygen sensor for use with LMV52 systems refer to Data Sheet N7842 Display and operating unit Detached unit for front panel mounting with text display 4 x 16 characters 4 silicon buttons Real time clock and e bus interfac...

Страница 22: ...as temperature in heating plants refer to Data Sheet N1846 Actuator Nominal torque 3 Nm reduced holding torque 1 5 Nm running time 10 120 seconds Control and feedback via CAN bus Stepper motor flush panel mounting Woodruff key refer to Data Sheet N7814 Actuator Nominal torque 3 Nm reduced holding torque 1 5 Nm running time 10 120 seconds Control and feedback via CAN bus Stepper motor flush panel m...

Страница 23: ...ulating or multistage operating mode AC 120 V Same as LMV51 000B2 plus load controller integrated digital PID boiler temperature or pressure controller LC temperature limiter automatic adaption of the controller s characteristic depending on modulating or multistage operating mode AC 230 V Same as LMV51 040B1 plus load controller integrated digital PID boiler temperature or pressure controller LC ...

Страница 24: ...oop X3 01 2 Alarm X3 01 1 Fan motor contactor Ignition X4 02 3 Start signal or PS relief APS test valve X4 03 3 Oil pump magnetic clutch X6 02 3 Fuel valve SV OIL X6 03 3 Fuel valve V2 OIL X7 01 3 Fuel valve V3 OIL X7 02 3 Fuel valve V1 OIL X8 02 1 Auxiliary terminal for valves connected in series X8 02 2 Fuel valve V1 OIL X8 03 1 Auxiliary terminal for valves connected in series X8 03 2 Signal la...

Страница 25: ... 01 2 X6 01 3 X6 01 4 Start release oil Power signal for start release oil Heavy oil direct start Power signal for heavy oil direct start START HO START X9 03 4 P X9 03 3 min max Pressure switch min gas Pressure switch max gas X9 03 2 X9 03 1 LT Power signal for pressure switch Pressure switch VP gas LT or closed position indicator CPI CPI X10 01 3 X10 01 2 X10 01 1 L1 X10 01 4 PRI LINE SEK I 12VA...

Страница 26: ...output 4 20 mA Burner output Reference ground X63 3 Functional earth for shield connection LOAD OUTPUT X50 1 Functional earth for shield connection X50 4 X50 5 Reference ground PELV GND X50 2 X50 3 X50 6 12VAC1 12VAC2 CANH CANL BUS X52 2 X52 3 X52 4 X52 1 12VAC1 Reference ground PELV 12VAC2 Functional earth X51 1 Functional earth for shield connection X51 4 X51 5 Reference ground PELV GND X51 2 X5...

Страница 27: ... min PV V1 PS VP Gas always modulating Direct trafo ignition G PV V1 V2 ts 1 ts 2 Operation Pilot ignition 1 Gp1 PV V1 V2 Pilot ignition 2 Gp2 PV V1 V2 7550f01aE 0800 Legend to fuel trains Not used 1 Series connection of two 115 V valves each requiring approx 25 VA control power 2 Preheating device V Fuel valve VP Gas valve proving PS Pressure switch HE Heating element HO Heavy oil LO Light oil AC...

Страница 28: ...ts 3 Fuel train applications examples 13 08 2004 PS min V1 7550s03E 0499 LO Program Single stage burner V1 V2 7550s04E 0800 PS min LO Program 2 stage burner V1 V2 7550s05E 0800 PS min V3 LO Program 3 stage burner Fuel train applications cont d Direct ignition with light oil multistage ...

Страница 29: ...gram Modulating burner without shutdown facility for adjustable head V1 1 M 7550s07E 0800 PS min PS max LO Program Modulating burner with shutdown facility for adjustable head LO V1 V2 V3 ts 1 ts 2 Operation V3 V2 MIN Air damper position Multistage operation 7550f01bE 0200 MAX Light oil direct trafo ignition Direct ignition with light oil modulating Fuel valve control program ...

Страница 30: ... examples 13 08 2004 LMV start release oil input V2 V3 No 2 Ph ϑ ϑ 7550s09E 0202 HE HO Program V1 1 2 stage burner LMV start release oil input V2 1 V1 LMV direct heavy oil start input Pmax 2 M Ph ϑ ϑ 7550s12E 0202 Program HO ϑ Ph Direct ignition with heavy oil multistage Direct ignition with heavy oil modulating ...

Страница 31: ... oil start ON in Phase 38 Phase change in Phase 40 Direct heavy oil start OFF at the end of Phase 38 Repetition max 3 times in total Gas trains G Gp1 and Gp2 1 can be randomly combined with oil trains LO and HO for operation with dual fuel burners since these fuel trains operate independently Oil trains LOgp and HOgp are designed for ignition with a gas pilot They must always be combined with a sp...

Страница 32: ...004 V1 gas V2 gas SV gas Gas PS max PS min PS VP Light oil ACT PV gas Gp2 7550s15E 0202 SV oil LOgp V1 oil V3 oil V2 oil Operation 7550f11E 0800 V2 Multistage operation MIN MAX LOgp G O O O PV V1 V2 V3 V3 Light oil with gas pilot ignition ts 2 ts 1 Dual fuel burner gas light oil with gas pilot ignition Fuel valve control program ...

Страница 33: ...SV oil Ph Gp2 Heavy oil ϑ PV gas HOgp Circulation from Phase 44 max 45 s as soon as direct heavy oil start ON in Phase 44 Phase change in Phase 40 Direct heavy oil start OFF at the end of Phase 44 Repetition max 3 times in total Operation 7550f12E 0800 Two stage operation MIN MAX G O O O PV V1 V2 V3 ts 2 ts 1 HOgp Phase 44 max 45 s Heavy oil with gas pilot ignition Dual fuel burner gas heavy oil w...

Страница 34: ...oltage 14 V 400 600 ms The self test function of the QRI is triggered by increasing the supply voltage to the level of self test voltage During the following test time the signal voltage at the output of the QRI changes to zero so that the LMV5 will receive the anticipated flame OFF signal as a response to the test If the behavior is correct operation is continued until the next test cycle is reac...

Страница 35: ...ON probe only detects the pilot flame The main flame is supervised with the QRI Parameter Extraneous light must be set to QRI_B ION which means that extra neous light is detected if 1 of the 2 flame detectors indicates that a flame is present Parameter Pilot phase must be set to ION which means that in the pilot phases Phases 40 through 50 only ION will be evaluated Parameter Operating phase must ...

Страница 36: ... detector current dark current with no flame DC 5 µA Maximum detector current approx DC 70 µA display flame approx 100 Permissible length of QRB detector cable lay separately 100 m wire wire 100 pF m A detector resistance value of RF approx 5 kΩ is identified as a short circuit and in operation will lead to safety shutdown as if loss of flame had occurred Measurement of the voltage at terminal QRB...

Страница 37: ... the integrated controller if present is used to deliver the internal Heat demand information to the input There is a demand for heat when this external controller signal is present and if present and configured there is a demand for heat from the internal load controller or the building automation system When there is no more demand for heat the burner will be shut down Depending on the parameter...

Страница 38: ...witches Input activates stage 2 Input and input activate stage 3 b Parameter Operation Mode Modulating The burner s output can be increased or decreased by means of a 3 position step con troller output with 2 relays increases the output decreases the output If none of the 2 inputs is active the burner s output is maintained at a constant level The shortest permissible positioning step is about 100...

Страница 39: ...rrespond to the anticipated value safety shutdown will occur in any case The input can be deactivated by configuring the input as PS VP and by switching off valve proving no LT Parameter Config_PS VP CPI PS VP Parameter ValveProvingType No VP VP startup VP shutdown VP stup shd The input is used for connecting the gas pressure switch min and the start signal e g from the release contact of an exter...

Страница 40: ...ated Parameter GasPressureMax activated deactivated There is a delayed reaction to loss of gas pressure during TSA1 and TSA2 to pre vent shutdown caused by pressure shocks when the valves open Parameter PressReacTme The input is used for connecting an oil pressure switch min It is only active when firing on oil a Parameter OilPressureMin activated It is anticipated that the pressure signal appears...

Страница 41: ...rculation Phase 38 with HO or Phase 44 with HOgp can be shortened In the circulation phase the waiting time for the signal is a maximum of 45 seconds If the signal is not delivered a home run will take place followed by repetition The in put is only active when firing on heavy oil HO or HOgp The input can be deactivated Parameter HeavyOilDirStart activated deactivated 2 activated deactivated Activ...

Страница 42: ...or an adjustable period of time Parameter PostpurgeLockout When continuous purging is activated the fan runs in all phases This mode func tions only when using an APS relieve valve which in Phase 21 ensures that the fan pressure switch does not sense any pressure thus facilitating checking Parameter ContinuousPurge activated deactivated This output is used for connecting ignition transformers or e...

Страница 43: ... become active Direct coupling is only permitted in the case of oil firing only Parameter OilPumpCoupling Directcoupl Note With both variants parameter OnTmeOilIgnition can be left on On in Ph38 The short or long preignition will then automatically be correct depending on the selection of OilPumpCoupling Depending on parameterization the output can be used for a start signal or for a PS re lieve v...

Страница 44: ...r shut this part of the postpurge time is al ways executed Postpurge time 3 t8 3 with FGR damper open this part of the postpurge time will be interrupted when there is demand for heat Postpurging in the lockout phase if G ON before lockout occurred All the times mentioned above with the exception of Postpurging in the lockout phase depend on the type of fuel which means that different times can be...

Страница 45: ... Perform gas valve proving during shutdown Parameter ValveProvingType No VP VP startup VP shutdown VP stup shd The evacuation and filling times as well as the test times at atmospheric pressure or mains pressure must be set by the OEM for each individual plant and in accordance with the requirements of EN 1643 Parameter VP_EvacTme Parameter VP_TmeAtmPress Parameter VP_FillTme Parameter VP_Tme_GasP...

Страница 46: ...ning of the test phase PW in mbar Overpressure adjusted on the pressure switch normally set to 50 of the gas inlet pressure Patm in mbar Absolute air pressure 1 013 mbar normal pressure V in l Volume in the piping section between the valves to be tested including the volume in the valves themselves plus any pilot section Gp1 t Test in s Test time Refer to chapter Commissioning instructions for LMV...

Страница 47: ...the scope of testing but lasts a maximum of 30 seconds This procedure serves primarily for suppressing undesired lockouts caused by EMC ef fects for instance There are 2 choices to reset the system 1 Resetting on the AZL5 If the burner control is in the lockout position a reset produces the following reactions The alarm relay will be deenergized and lockout indication switched off The lockout posi...

Страница 48: ...can be acti vated this means short automatic shutdown after 23 hours and 50 minutes of uninter rupted operation As a general rule it is recommended to activate forced intermittent operation or to leave it activated Forced intermittent operation should only be deactivated in plants where this function is not desired or is unacceptable Parameter ForcedIntermit activated deactivated To simplify burne...

Страница 49: ... 20 s 8 tDelay_G 12 Standby 21 10 tmax2 Test repetition counter n Home run 9 tDelay_G 12 Standby 21 01 tmax2 Test repetition counter n 10 Safety phase Alarm 00 7550f22E 0502 Start conditions must be satisfied n Limitation of the number of start repetitions StartPrev Example 10 tDelay_G Delay time gas shortage program DelayLackGas Example 10 s Signal OFF Signal ON Repetition counter will be reset a...

Страница 50: ...is another demand for heat or if demand for heat is still present like in the case of type of fuel change for example that part of postpurging will be stopped in Phase 78 in order to accelerate the following startup sequence In the case of burners that could be damaged by return heat e g several burners op erating on one combustion chamber continuous purging can be activated In that case the fan r...

Страница 51: ... power returns Selection of fuel via ebus through BACS is only possible when the fuel selector on the LMV51 basic unit is set to INT and on the AZL5 fuel selection via BACS has been selected Note Fuel selection via BACS should be cyclically repeated There is no definition of priorities between fuel selection via ebus and fuel selection via the AZL5 which means that the selection made last will be ...

Страница 52: ...kout phase Direct start Oil pump magnetic clutch Gas Oil Gas Oil Gas Oil Gas Oil OUTPUTS INPUTS Phase number Timer event relation Timer 1 Timer 2 Timer 3 Ph max time Fuel 1 oil Fuel 2 gas Safety loop SLT water deficiency Load controller ON int ext Flame Air pressure switch APS PS min Lockout PS max Start release oil PS VP Lockout PS min Lockout PS max Fan G Ignition ZT Fuel valve SV Fuel valve PV ...

Страница 53: ...ockout PS max Fan G Ignition ZT Fuel valve SV Fuel valve PV Fuel valve V1 Fuel valve V2 Fuel valve V1 Fuel valve V2 Fuel valve V3 Start signal PS valve Alarm Fuel selection Fan contactor contact FCC FGR PS alternative to FCC CPI alternative to PS VP LMV51 Heavy oil direct start TL internal Safety relay internal Fuel valve SV Fuel ACT 2 3 Air Aux VSD ACT 1 4 5 VSD NOxred ACT 6 ACTUATORS Required po...

Страница 54: ...n Lockout PS max Fan G Ignition ZT Fuel valve SV Fuel valve PV Fuel valve V1 Fuel valve V2 Fuel valve V1 Fuel valve V2 Fuel valve V3 Start signal PS valve Alarm Fuel selection Fan contactor contact FCC FGR PS alternative to FCC CPI alternative to PS VP LMV51 Heavy oil direct start TL internal Safety relay internal Fuel valve SV Fuel ACT 2 3 Air Aux VSD ACT 1 4 5 VSD NOxred ACT 6 ACTUATORS Required...

Страница 55: ...on ZT Fuel valve SV Fuel valve PV Fuel valve V1 Fuel valve V2 Fuel valve V1 Fuel valve V2 Fuel valve V3 Start signal PS valve Alarm Fuel selection Fan contactor contact FCC FGR PS alternative to FCC CPI alternative to PS VP LMV51 Heavy oil direct start TL internal Safety relay internal Fuel valve SV Fuel ACT 2 3 Air Aux VSD ACT 1 4 5 VSD NOxred ACT 6 ACTUATORS Required position Required position R...

Страница 56: ...on ZT Fuel valve SV Fuel valve PV Fuel valve V1 Fuel valve V2 Fuel valve V1 Fuel valve V2 Fuel valve V3 Start signal PS valve Alarm Fuel selection Fan contactor contact FCC FGR PS alternative to FCC CPI alternative to PS VP LMV51 Heavy oil direct start TL internal Safety relay internal Fuel valve SV Fuel ACT 2 3 Air Aux VSD ACT 1 4 5 VSD NOxred ACT 6 ACTUATORS Required position Required position R...

Страница 57: ... valve PV Fuel valve V1 Fuel valve V2 Fuel valve V1 Fuel valve V2 Fuel valve V3 Start signal PS valve Alarm Fuel selection Fan contactor contact FCC FGR PS alternative to FCC CPI alternative to PS VP LMV51 Heavy oil direct start TL internal Safety relay internal Fuel valve SV Fuel ACT 2 3 Air Aux VSD ACT 1 4 5 VSD NOxred ACT 6 ACTUATORS Required position Required position Required position Start r...

Страница 58: ... valve PV Fuel valve V1 Fuel valve V2 Fuel valve V1 Fuel valve V2 Fuel valve V3 Start signal PS valve Alarm Fuel selection Fan contactor contact FCC FGR PS alternative to FCC CPI alternative to PS VP LMV51 Heavy oil direct start TL internal Safety relay internal Fuel valve SV Fuel ACT 2 3 Air Aux VSD ACT 1 4 5 VSD NOxred ACT 6 ACTUATORS Required position Required position Required position Start r...

Страница 59: ...ecirculation 7 Only with valve proving during startup CPI Closed Position Indicator 8 Parameter With without alarm on prevention of startup AD Air damper 9 Parameter With continuous purging PS VP Pressure Switch Valve Proving FCC Fan Contactor Contact 10 Fan controlled as before Running time when LOCK OUT T_FanLockout LF Low fire position 11 Parameter With without extraneous light test in STANDBY ...

Страница 60: ...rogram sequence The program phases are controlled by the burner control They advance in tune with the fuel air ratio control system In standby the actuators are driven to their home positions A deviation from the re quired position does not lead to lockout but only to start prevention The home position is defined for all actuators and can be adjusted differently for oil and gas Parameters LMV51 LM...

Страница 61: ...at individually calculated speeds to ensure that all of them will reach the part load position at the same time Fuel A i r Aux 25 50 75 100 7550d03E 0202 0 90 Low fire Ignition positions Position Load Traveling to the low fire position after ignition Note The system also permits ignition positions that lie outside the range defined by fuel air ratio control that is not between high fire and low fi...

Страница 62: ... the dampers are driven to the defined fuel air ratio curves in accordance with the required output Up to 15 curvepoints can be defined The spacing of the points difference in output can be freely selected The positions of the curvepoints are calculated by making linear interpolations To ensure correct fuel air ratio control at any time the actuators travel in steps of maximum 1 2 seconds This tra...

Страница 63: ... Air 7550d02E S2on S2off S2 S1 Multistage operation here 2 stage Between these points the actuators are adjusted during their continuous travel The speeds of the individual actuators will be calculated such that they reach their targets at the same time The speed of the fastest actuator can be parameterized Parameter OperatRampStage When parameterizing the multistage operating ramp the speed of th...

Страница 64: ...not yet occur that is the combustion process is as poor as it can possibly be In such a case it is assumed that the amount of unburned or partly burnt gases pro duced within 3 seconds is not sufficient to cause deflagrations or explosions within the Safety time ratio control or just after that time that is after the valves are shut down As mentioned above it should also be considered that the smal...

Страница 65: ... Fault 2 Stall point at constant output The required position is considered to be reached when it is within 0 3 When reaching a new position within 0 3 the fuel air ratio control system makes a fine adjustment on the actuators Readjustments of the position are made only if the current position deviates from the required position by more than 0 3 followed by another fine adjustment If during the lo...

Страница 66: ...control system will be applied In multistage operation the actuators are monitored at stationary points The actuators must reach these points within the calculated period of time whereby the dynamic safety time of the fuel air ratio control system will be applied Additional position checks are made during the actuators travel in order to find out if the actuators do not move or if they travel in t...

Страница 67: ...ange The usable output range always lies within the defined curves This means that if the minimum load is smaller than the low fire load loads below the low fire load will be dis regarded And if the maximum load is greater than the high fire load loads above the high fire load will be disregarded If the minimum load is greater than or equal to the low fire load the minimum load as sumes the role o...

Страница 68: ...r The traveling speed of the actuators can be adjusted for the different burner statuses The time to be parameterized is the period of time the actuator requires to cover an an gular rotation of 90 Traveling speed in the phases with no flame e g traveling to prepurge Parameter TmeNoFlame Traveling speed in the operating position in modulating operation Parameter OperatRampMod Traveling speed in th...

Страница 69: ... 10 V 1 1 1 Input 3 Input 2 LR connections 4 20 mA 0 FE X62 X61 X60 Pt Ni 1000 1 FE OUTPUT SET POINT ACT VALUE TEMP 7550a05E FE 4 20 mA 0 Power Sens 4 20 mA 0 FE Setpoint or output Actual value pressure or temp Actual temp I1 Pt 100 I4 Pt Ni 1000 Inputs 1 and 4 6 3 Operating modes with the load controller For the connection of a load controller the LMV5 can be operated in different configurations ...

Страница 70: ... must be connected to the LMV5 basic unit External load controller Terminal Terminal Terminal Basic unit LMV51 7550b07e 0704 ON OFF or stage 1 OPEN or stage 2 CLOSED or stage 3 Evaluation contact checkback network Demand for heat BC BU CLOSED or stage 3 FARC BU ON OFF OPEN or stage 2 FARC BU 3 2 X5 03 Special case BACS as control via a contact External load controller Basic unit LMV51 7550b08e 070...

Страница 71: ...2 2 W1 W2 CAN bus BACS as control via bus with the internal load controller The internal load controller is connected via the AZL5 and an external bus interface Modbus with a BACS The BACS transmits only predefined setpoints to the internal controller This means that the actual control is provided by the internal load controller Terminals X62 1 and X62 2 can be used for changeover from the externa...

Страница 72: ...nt W1 must be separated from input X62 2 AZL5 CAN module basic unit FARC BU Demand for heat BC BU Manipulated variable demand for heat Manipulated variable demand for heat CAN bus 7550b04e 0704 Internal load controller Manipulated variable 0 100 Input 3 SET POINT INPUT X62 1 X62 2 BMS X62 3 X62 4 Predefined setpoint 0 10 V or 4 20 mA The internal load controller is used for translating the analog ...

Страница 73: ...o switch from any of the other operating modes to the internal load controller In that case setpoint W1 applies For the selected external operating mode the switch con nected to X62 1 X62 2 is open For switching over to the internal load controller the switch will be closed Note When switching to operating mode 2 by means of an external contact parameter LC_OptgMode set by the AZL5 will not be swi...

Страница 74: ...ts to the burner control section the internal information Heat demand controller C ON OFF Modulating mode C ON when Actual value setpoint SD_ModOn C OFF when Actual value setpoint SD_ModOff Multistage mode C ON when Actual value setpoint SD_Stage1On C OFF when Actual value setpoint SD_Stage1Off or C OFF when Actual value setpoint SD_Stage3Off low fire always applies if none of the 2 thresholds Q2 ...

Страница 75: ...le 2 The load is greater than the amount of heat produced by the burner under part load conditions thus enabling correct modulating operation Setpoint Actual value 7550f08E 0502 R ON Y OPEN Y CLOSED W SD_ModOff SD_ModOn Parameters Proportional band P Part Xp 2 500 of the parameterized measurement range Integral action time I Part Tn 0 2000 s 0 no I part Derivative action time D Part Tv 0 1000 s 0 ...

Страница 76: ...ing until actual value setpoint minus 5 Setting phase of controlled system fixed at 5 min Evaluation of development of actual value If actual value changes excessively setting phase will be extended by another 5 min max Startup Saving the startup values and output of the parameterized adaption load When the temperature or pressure increase changes to a straight line the delay time Tu and the maxim...

Страница 77: ...orking The dia grams below reveal incorrect settings and give hints on remedy Here the behavior of a controlled system of the 3rd order for a PID controller is shown The procedure for setting the control parameters can also be applied to other types of controlled systems Practical value for TN TV 4 6 XP too small XP too great t x w 7550d21 0501 t x w 7550d22 0501 Tn and Tv too small Tn and Tv too ...

Страница 78: ...trolling element ASmincur is made differently for the 2 ranges a Value of control differential smaller than setpoint MinActuatorStep b Value of control differential greater than setpoint MinActuatorStep Control differential Currently smallest step of controlling element ASmincur Setpoint MinActuatorStep MinActuatorStep 7550d10E 0502 1 2 3 Parameter MinActuatorStep 0 5 10 Settling of the manipulate...

Страница 79: ...ed reaction thresholds Q2 and Q3 This approach is used to reduce the switching frequency of the higher stages The integral of the control deviation over time is generated Switching on of stage 2 will be locked until the temperature has dropped below the adjustable reaction threshold Q2 Switching on of stage 3 will be locked until the temperature has dropped below the adjustable reaction threshold ...

Страница 80: ...d W SD_Stage3Off is reached low fire operation R ON Stage1 Stage 3 Setpoint Actual value 7550f09E 0502 SD_Stage1Off W SD_Stage2Off SD_Stage3Off SD_Stage1On Stage 2 Example 2 Reaction thresholds Q2 and Q3 for switching on stages 2 and 3 are ex ceeded and the stages will be switched on In that case stage 1 will be switched off when threshold W SD_Stage1Off is reached R ON Stage 1 Stage 3 Q2 Q3 Setpo...

Страница 81: ...uring range 0 C or 32 F End of measuring range 150 C or 302 F or can be parameterized 400 C or 752 F Parameter MeasureRange PtNi This input can be parameterized as a pressure or temperature input Parameter Ext Inp X61 U I 4 20 mA 2 10 V 0 10 V The TL function is not active Active power supply by the LMV5 typically a pressure or temperature sensor transmitter is connected here e g QBE620 P or QBE20...

Страница 82: ...cuit Line balancing is not required if the resistances of the measuring leads are small compared to the sensor s resistance The TL function is active The sensors to be used are QAE22 5A and QAE21 1 Start of measuring range 0 C or 32 F End of measuring range 150 C or 302 F or can be parameterized 400 C or 752 F Parameter MeasureRange PtNi Input 4 TEMP Pt1000 LG Ni 1000 X60 ...

Страница 83: ...f parameterized for Int LC X62 the input signal is converted to pressure or tempera ture according to the parameterization of the measuring range and interpreted as the boiler s setpoint The setting range automatically corresponds to the parameterized measuring range of the actual value and can also be limited Parameters Ext Setpoint min Ext Setpoint max Setpoint min measuring range Setpoint max m...

Страница 84: ... the 2 internally defined setpoints W1 and W2 can be accomplished by means of an external potentialfree contact The settings described under Input 3 can also be made from a BACS connected to the AZL5 via RS 232 and bus interface Parameter LC_OptgMode intLC o DDC extLC o DDC An external predefined setpoint via modbus e bus exists with Int LC bus An external predefined load via modbus e bus exists w...

Страница 85: ...on the parameterization of the ac tual value input parameter SensorSelection refer to section 5 5 Short circuits or open circuits of the TL sensors lead to C OFF TL OFF and to the relevant error message Within the scope of TRD Technical Directives for Steam 2 temperature sensors are re quired to ensure the internal TL function Parameter Inp1 2 4Sel Pt100Pt1000 or Inp1 2 4Sel Pt100Ni1000 The Pt100 ...

Страница 86: ... the cold start sequence will be terminated in order to switch to normal control operation Parameters Thermal shock protection on off ColdStartOn Activation value for thermal shock protection ThresholdOn Deactivation value for thermal shock protection ThresholdOff Load step only for modulating mode StageLoad Setpoint step modulating StageStep_Mod Setpoint step multistage StageStep_Stage Max time m...

Страница 87: ...responds to the setpoint steps Manipulated variable Actual value Setpoint Threshold OFF Threshold ON Stage 1 Stages 1 und 2 Stages 1 2 und 3 Setpoint step is reached before max time has elapsed Start of 3rd stage Max output will be delivered 7550d05e 0704 Setpoint step not reached but max time exceeded Therefore start of 2nd stage Burner off actual value below thresh old ON Burner will be switched...

Страница 88: ...ith the help of external devices or control systems e g BACS or PCs In principle there are 2 choices available 6 10 1 Multiboiler plants by means of an analog input For that purpose the LC of the LMV5 has an analog input X62 This means that the individual boilers can be a released locked and b operated at the required output or set to the required setpoint 6 10 2 Multiboiler plants by means of a d...

Страница 89: ...89 301 Siemens Building Technologies Basic Documentation LMV5 CC1P7550en HVAC Products 7 Display and operating unit AZL5 13 08 2004 7 Display and operating unit AZL5 Display and operating unit AZL5 ...

Страница 90: ...ected CAN Pin COM 2 LCD X70 X72 COM2 X72 PIN 1 TXD 3 RXD 4 6 GND 5 U 1 7 U 2 8 1 9 6 5 1 8 7 4 3 2 Socket Operating field Socket COM1 X71 PIN 2 RXD 3 TXD 5 GND COM 1 X71 9 6 1 5 7 8 2 3 4 7550a08E 0502 COM1 Port for PC RS 232 for parameterization and visualization with the help of the PC tool software COM2 Port for BACS via external bus interface CAN bus Port for the LMV5 basic unit COM1 and COM2 ...

Страница 91: ... 7 20 4 GND U1 U2 __ __ __ __ __ When making and fitting a connecting cable between the AZL5 and a converter it is to be noted that Pin 5 and Pin 7 can deliver a current of maximum 5 mA each Adequate insulation against other potentials must be ensured AZL COM1 9 pin connector Cable 7550t01E 0502 PC COM 9 pin socket RxD 1 2 3 4 5 6 7 8 9 TxD GND RxD TxD GND 1 2 3 4 5 6 7 7 8 8 9 Connecting cable to...

Страница 92: ...ncluding power supply for the external e bus interface RJ45 jack on the underside of the AZL5 External interface incl galvanic separation 7550b09e 0804 BACS AZL µC Modbus eBus PC Changeover via AZL menu Max 3 m eBus Max 100 m Modbus Depending on transmission path interface line and environmental conditions COM2 COM1 The AZL5 menu Operation Select operating mode offers the following choices Interfa...

Страница 93: ...perating states types of error and points in time the errors oc cur LMV5 Graphic support for setting FARC Parameterization of the LMV5 Trend recording write function Printout functions for documenting the plant settings Program update of the AZL5 For the standard operating functions the following transmission parameters have been set 19 200 bit s 8 data bits No parity 1 stop bit During the program...

Страница 94: ... Interconnection of Siemens Simatic S7 and LMV5 system Use in industrial applications Management level Automation level Sub station Process control Field level Burner management system Burner control boiler control DP MODBus converter CAN bus LMV5 system 7550p20e 1003 eBus The following functions can be provided Reading parameters and operating states Hours run Reading of start counter Fuel consum...

Страница 95: ...ged via BACS A reset via BACS is not possible Primary com mand Secondary command Name 03h 10h Meter readings 05h 07h Operating data of the controller to the BC 08h Operating data request of the controller to the BC 09h Operating data of the BC to controller block 1 2 plus block 3 with the LMV52 07h 01h Set date time of day 04h Identification 05h Query of the supported commands FEh Existence inquir...

Страница 96: ...te time of day Hours run Start counter Number of lockouts Burner ID Selection of operating mode Set load Autom Manual Off Burner control Times Flame detector test Configuration Valve proving System ID BC SW version e bus Address Date format Times Language Physical units e bus Sendcycle BU Display Contrast System ID AZL SW version Passwords Burner ID Parameter backup Load SW from PC Submenu selecti...

Страница 97: ...can be switched to Normal op eration by simultaneously pressing the Select buttons and or the Info but ton Normal operation undisturbed no manual entries H O M E R U N P h a s e 1 0 L M V 5 x H o m e 1 0 S t a r t N o 1 2 3 4 5 6 F 0 5 1 A 0 2 4 0 4 3 S T A N D B Y P h a s e 1 2 S e t p o i n t 1 2 5 C A c t V a l u e 1 2 4 C F u e l O i l S t a n d b y 1 2 S T A R T U P I P h a s e s 2 0 2 1 W a ...

Страница 98: ... a m e 8 0 F 3 2 1 L 4 2 3 2 2 3 S T A R T U P I X P h a s e 5 4 D r i v i n g t o L o w f i r e 5 4 F 2 8 5 L 3 8 3 1 8 5 O P E R A T I O N I P h a s e 6 0 S e t p o i n t 1 2 5 C A c t V a l u e 1 2 4 C S e t L o a d 5 7 5 F l a m e 1 0 0 O P E R A T I O N I I P h a s e 6 2 S h u t d o w n L o w f i r e 6 2 F 2 8 5 L 1 7 6 1 2 5 S H U T D O W N P h a s e 7 0 S h u t d o w n 7 0 F 2 8 5 L 1 7 6 1...

Страница 99: ...D O W N P h a s e 7 9 T e s t A i r P r e s s S w i t c h 7 9 F 2 8 5 L 1 7 6 1 2 5 V A L V E P R O V I N G P h a s e s 8 0 8 3 V a l v e P r o v i n g 8 0 E v a c u a t i n g V a l v e P r o v i n g 8 1 T e s t a t m o s P r e s s V a l v e P r o v i n g 8 2 F i l l i n g V a l v e P r o v i n g 8 3 T e s t G a s P r e s s Displays cont d ...

Страница 100: ...rupted Example Lockout due to a gas pressure signal in connection with gas valve proving 1 1 8 0 6 9 9 1 0 3 5 C 3 1 D 0 0 P 8 1 S t a r t N o 1 2 3 4 5 6 L o a d 2 5 0 G a s G a s P r e s s u r e w V a l v e P r o v i n g V a l v e o n G a s S i d e l e a k i n g C error code D diagnosis P phase VP gas valve proving Example Display of errors in the error history In contrast to the lockout history...

Страница 101: ...f safety shutdowns In the event of safety shutdown the display alternates at 5 second intervals S a f e t y S h u t d o w n G a s P r e s s u r e h a s d r o p p e d b e l o w m i n i m u m L i m i t Example Immediate display of warnings In the event of warnings the display alternates at 5 second intervals W a r n i n g C u r v e G r a d i e n t t o o h i g h Example Immediate display of start pre...

Страница 102: ...hown on the display the selection scrolls If some other presently not shown menu item shall be selected the menu display scrolls Press Enter to make the final selection This calling up and selection procedure is similar on all other menu levels Example O p e r a t i o n M a n u a l O p e r a t i o n P a r a m s D i s p l a y U p d a t i n g Changing the standard parameters This action is shown usi...

Страница 103: ...e first position of the password entry line Now through in crementing or decrementing a character digit or letter can be selected A character is confirmed by pressing Enter If a wrong entry has been made the last character can be edited again by pressing Esc The other password positions can be selected edited and entered in a similar way Hence when making an entry there is always only one characte...

Страница 104: ...meter Prepurge Time Gas M i n T i m e S t a r t R e l F a n R u n u p T i m e P r e p u r g e T i m e G a s P r e p u r g e T i m e O i l Setting the parameter a After the required parameter has been called up and selected the display shown be low will appear Lines Curr and New show identical values at first namely the actual parameter value The pointer automatically points to the colon on line Ne...

Страница 105: ... actuators are in their addressing mode To indicate this the LED is steady on If the LED is not steady on refer to Reset be low To make the addressing the following menu is required on the AZL5 Params Display Æ Actuators Æ Addressing This menu contains the choice of actuators to be addressed e g the air actuator By appropriately positioning the pointer and then pressing Enter the user can select t...

Страница 106: ...e Curves This facility makes it possible to reset an already addressed actuator in the case of a re placement repair or if addressing is wrong wrong address assignment by the user For that purpose the user must press the actuator s addressing button for at least 10 seconds when the actuator is in normal operation The actuator will then reset its ad dress which is indicated by the LED when steady o...

Страница 107: ...i o n m e n u C u r v e P a r a m m o d u l a t i n g P o i n t L o a d 2 3 2 1 F u e l 2 3 2 M a n A i r 4 1 6 A u x 3 3 3 I A u x 2 2 9 2 only LMV52 I A u x 3 1 3 8 only LMV52 I F U 4 5 0 only LMV52 In this example the ignition positions are copied to the first point of the curve This is always made automatically when the ignition positions are defined but no point on the curve has as yet been e...

Страница 108: ...point the pointer must be positioned on Point Pointer positioned on Point P o i n t L o a d 2 3 5 F u e l 2 3 2 M a n A i r 4 1 6 A u x 3 3 3 Continue with Enter P o i n t L o a d 2 3 5 3 F u e l 2 3 2 O 2 A i r 4 1 6 4 5 A u x 3 3 3 After selecting the curvepoint number the associated point data will always be dis played in the right column see above Below that the currently acquired O2 value wil...

Страница 109: ... L o a d 2 3 5 3 F u e l 2 3 2 O 2 A i r 4 1 6 4 5 A u x 3 3 3 After the selected point of curve has been reached by the system Continue with Enter P o i n t L o a d 2 3 5 3 F u e l 2 3 2 O 2 A i r 4 1 6 4 5 A u x 3 3 3 Now the selected parameter can be changed online This means that the system fol lows the changes at the rate of the selected ramp speed Press Enter to save the changed values Now a...

Страница 110: ...ta Select the required curvepoint then continue with Enter P o i n t P o i n t 3 c h a n g e M a n d e l e t e Here the pointer position can change between change and delete To cancel the point of curve delete must be selected here Confirm by pressing Enter The selected point has been canceled and the actuators travel to the positions deter mined by the remaining curvepoints in other words the sys...

Страница 111: ... A i r 4 5 2 4 5 A u x 3 1 3 The further setting procedure is the same as that used with Edit individual point Example Adjustment of the ratio control system via manual control Prerequisite No curvepoints are parameterized 1 Activating program stop On menu Params Display Ratio Control Program Stop parameterize from deactivated to Stop_Ph24 2 Starting the system On menu Params Display Ratio Control...

Страница 112: ... angular rotation of the fuel actuator 100 90 7550d07e 0704 Pos Load 0 0 AUX FUEL AIR Ignition low fire Change of load position resulting from an automatically entered point Choose Man from the menu Params Display Ratio Control Settings Gas Oil Curve Param It is now possible to follow the above curves by changing the load A point can be saved at every intermediate point Then the load position grap...

Страница 113: ...ethod up to 15 points can be defined 6 Shutdown On the menu Params Display Ratio Control Settings Gas Oil Special Positions Autom Manual Off or on Manual Operation Æ Autom Manual Off to Burner off and confirm 7 Setting the postpurge positions The system shuts down and stops in phase Driving to postpurge 72 Now the postpurge positions on menu Special positions can be set Then on Program Stop set to...

Страница 114: ... u x A c t u a t o r 4 Selection of 1 HomePositions PrepurgePositions 3 and 4 leads to standard pa rameter settings of the parameters specified Selection of 2 leads to C u r v e S e t t i n g s 1 O p e r a t i o n M o d e 2 Selection of 2 leads to standard parameter settings of the operating mode modulating or multistage Selection of 1 leads to curve setting modulating refer to gas or curve settin...

Страница 115: ...e adjusted first followed by the next switching on point etc A c t u a t o r P o s i t i o n s f o l l o w e d n o t f o l l o w e d When the switch on off and operating positions have been parameterized with Not fol lowed the values can be changed The system maintains its current load stage The menu offers the choice of Followed or Not followed The display is maintained while the settings are mad...

Страница 116: ... 1 I A u x 1 2 8 4 O 2 I 4 3 I Now the value can be changed and the respective actuator follows at the rate of the set ramp speed Enter saves the value and Esc rejects it In this way all stages can be set one by one The following table shows the response of the system when a point is selected How ever the relevant valve is switched on only when at least the switching on point is defi nitely used X...

Страница 117: ...vated by pressing En ter S t a r t A d a p t i o n w i t h E N T E R 6 0 S e t p o i n t 7 0 0 C A c t V a l 6 0 0 C Adaption starts after pressing Enter whereupon the following text appears A d a p t a c t i v e L o a d 5 2 0 A c t V a l 6 0 0 C C a n c e l w i t h E S C Depending on the adaption step the following displays appear alternating with the dis play shown above A d a p t a c t i v e S ...

Страница 118: ... n u e w i t h A d a p t i o n o k I P a r t T n 4 0 0 s C o n t i n u e w i t h A d a p t i o n o k D P a r t T v 3 5 s C o n t i n u e w i t h A d a p t i o n o k D e l a y T i m e T u 1 0 s C o n t i n u e w i t h 3 Canceling the adaption If the LC was not able to select a suitable loop it will stop the adaption and display the following text If a running adaption is manually canceled by pressi...

Страница 119: ...AZL5 Language In addition to English as the basic language the AZL5 provides another 5 languages This means that a language group can comprise a maximum of 6 languages Using the program update function of the PC tool additional language groups can be loaded to the AZL5 together with the relevant program version Hence direct exchange of the language without loading a new program version is not poss...

Страница 120: ... adjusted on the parameter setting level of the AZL5 menu Lockout of the basic unit can be triggered by simultaneously pressing Enter and Esc Lockout will be stored in the AZL5 To be able to check burner operation at all times press the 2 Select buttons simultane ously to switch from any menu item to the Normal operation view either during opera tion when making parameter settings or when programm...

Страница 121: ... This parameter name or this submenu level corresponds to the name on the menu Description Brief explanation of the parameter or of the submenu level Value range Definition of setting limits within which the parameter can be changed Access rights Definition of access rights Parameters can be set by User Plant operator Service Heating engineer OEM Boiler burner manufacturer Basic parameter setting ...

Страница 122: ...n Menu level for operating the key functions User x x BoilerSetpoint User x x SetpointW1 Internal setpoint W1 in C Internal setpoint W1 in bar 0 2000 C 0 100 bar User x x SetpointW2 Internal setpoint W2 in C Internal setpoint W2 in bar 0 2000 C 0 100 bar User x x Fuel Displaying and selecting the type of fuel User x x CurrentFuel Information about the type of fuel currently burnt read only Gas Oil...

Страница 123: ...rs run device under voltage read only 0 999999 h User 0 x x StartCounter Displaying the start counter readings User x x GasStartCount Number of startups gas start counter selectable 0 999999 User 0 x x OilStartCount Number of startups oil start counter selectable 0 999999 User 0 x x TotalStart CountR Total number of startups start counter can be reset 0 999999 User 0 x x TotalStartCount Total numb...

Страница 124: ...yBASon Activating the eBus port on the AZL5 for BAS User x x GatewayBASoff Deactivating the eBus port on the AZL5 User x x Type of Gateway eBus Modbus User Modbus x x O2Ctrl activate Activating the O2 trim controller deactivated activated User x ManualOperation Menu level for activating manual operation with the prese lected load User x x SetLoad Set target load 0 100 S1 S2 S3 User x x Autom Manua...

Страница 125: ... s x x SafetyTme2Oil Safety time 2 oil 1 s MaxSafetyTOil OEM 2 s x x Interval2Gas Interval 2 ts2 operation gas 0 2 63 s Service 2 s x x Interval2Oil Interval 2 ts2 operation oil 0 2 63 s Service 2 s x x PressReacTme Reaction time to lack of pressure in ts1 and ts2 0 2 s MaxSafetyTGas OEM 1 s x x TimesShut down Burner control shutdown times Service x x MaxTmeLowFire Maximum time to low fire in oper...

Страница 126: ... x x IgnOilPumpStart Switch on time of ignition and oil pump on in Ph38 on in Ph22 OEM on in Ph38 x x ForcedIntermit With without forced intermittent operation deactivated activated Service activated x x Continu ousPurge Configuration for normal or continuous fan operation deactivated activated OEM deactivated x x FuelTrainGas Fuel train when firing on gas DirectIgniG Pilot Gp1 Pilot Gp2 OEM inval...

Страница 127: ...PressureMin Input minimum gas pressure start release gas active deactivated activated deact xOGP OEM activated x x GasPressure Max Input maximum gas pressure active deactivated activated OEM activated x x OilPressureMin Input minimum oil pressure active deactivated activated act from ts OEM activated x x OilPressureMax Input oil pressure max active deactivated activated OEM activated x x HeavyOilD...

Страница 128: ...QRB input will not be evaluated QRI QRB AND ionization 1 Sensor QRI_B ION QRI_B ION QRI_B ION QRI_B ION QRI_B ION OEM 1 sensor x SensOperPhGas QRI QRB or ionization with plausibility check only 1 flame de tector connected QRI QRB OR ionization QRI QRB AND NOT ionization QRI QRB ionization input will not be evaluated Ionization AND NOT QRI QRB Ionization QRI QRB input will not be evaluated QRI QRB ...

Страница 129: ... 3 x x StartRelease Rep limit value Start prevention 1 16 OEM 10 x x SafetyLoop Rep limit value Safety loop 1 16 OEM 16 x x ValveProving Settings for valve proving OEM x x ValveProving Type Type and time of proving test No VP VP startup VP shutdown VP stup shd OEM VP shut down x x Config_PM VP CPI Configuration of input on PM VP or CPI PS VP CPI Gas CPI Gas Oil CPI Oil OEM PS VP x x VP_EvacTme Pro...

Страница 130: ...vice 0 x HomePosVSD Home position of VSD 0 100 Service 0 x PrepurgePos Setting the prepurge positions for firing on gas Service x x PrepurgePosAir Prepurge position of air damper gas 0 90 Service 90 x x Prepurge PosAux1 Prepurge position of auxiliary damper gas 0 90 0 100 Service 90 x x Prepurge PosAux2 Prepurge position of auxiliary damper 2 0 90 Service 90 x Prepurge PosAux3 Prepurge position of...

Страница 131: ...36 IgnitPos 44 Interv 1 52 Interv 2 72 PostPPos 76 PostPFGR Service deactivated x x ResetIgnitPos Resetting the ignition positions to invalid value Service x x IgnitionPosGas Service x x IgnitionPosAir Service x x IgnitionPosAux1 Service x x IgnitionPosAux2 Service x IgnitionPosAux3 Service x IgnitionPosVSD Service x CurveParams Service x x LoadLimits Setting the minimum and maximum load limits Se...

Страница 132: ...Home position of fuel damper oil 0 90 Service 0 x x HomePosAir Home position of air damper oil 0 90 Service 0 x x HomePosAux1 Home position of auxiliary damper oil 0 90 0 100 Service 0 x x HomePosAux2 Home position of auxiliary damper 2 0 90 Service 0 x HomePosAux3 Home position of auxiliary damper 3 0 90 Service 0 x HomePosVSD Home position of VSD 0 100 Service 0 x PrepurgePos Setting the prepurg...

Страница 133: ...purge PosAux2 Postpurge position of auxiliary damper 2 0 90 Service 25 x Postpurge PosAux3 Postpurge position of auxiliary damper 3 0 90 Service 25 x Postpurge PosVSD Postpurge position of VSD 0 100 Service 50 x ProgramStop Program stop deactivated 24 PrePurgP 32 PreP FGR 36 IgnitPos 44 Interv 1 52 Interv 2 72 PostPPos 76 PostPFGR Service deactivated x x ResetIgnitPos Resetting the ignition positi...

Страница 134: ...ivate air regulating deactivated activated air influen OEM deactivated x AuxActuator 3 Auxiliary actuator 3 for firing on oil Deactivate activate air regulating deactivated activated air influen OEM deactivated x VSD VSD for firing on oil Deactivate activate air regulating deactivated activated air influen OEM air influen x Autom Manual O ff Selection of manual or automatic operation Automatic Bur...

Страница 135: ...w fire 3 500 Service invalid x I Low Fire I part of O2 controller with low fire 0 500 s Service invalid x Tau Low Fire Time constant Tau of O2 controller s controlled system with low fire 1 27 s OEM invalid x P High Fire P part of O2 trim controller for nominal load 3 500 Service invalid x I High Fire I part of O2 trim controller for nominal load 0 500 s Service invalid x Tau High Fire Time consta...

Страница 136: ...deact O2 Limiter O2 Control conAutoDeac Service man deact x O2 Control Parameter settings for O2 trim control Service x O2 Monitor Parameter settings for monitoring the function Service x Control Param Service x P low fire P part of O2 controller with low fire 3 500 Service invalid x I low fire I part of O2 controller with low fire 0 500 s Service invalid x Tau low fire Time constant Tau of O2 con...

Страница 137: ...oil 0 5 Service 0 x LoadCtrlSus pend Difference between delayed and current load 0 25 Service 5 x FilterTimeLoad Filter time for delayed load 4 10 Service 5 x Process Data User x CombEfficiency Combustion efficiency 0 200 User x ManVar O2 Ctrl Manipulated variable of O2 trim controller 35 35 User x State O2 Ctrl Release O2 trim controller deactivated locked LockTStaff InitContr LockTLoad active Lo...

Страница 138: ...ge 1 OFF referred to the current setpoint Wcurrent 0 50 Wcurrent User 10 x x SD_Stage2Off 2 position controller switching differential stage 2 OFF referred to the current setpoint Wcurrent 0 50 Wcurrent User 8 x x SD_Stage3Off 2 position controller switching differential stage 3_1 OFF re ferred to the current setpoint Wcurrent 0 50 Wcurrent User 6 x x ThreshStage2On Reaction threshold Q2 for switc...

Страница 139: ...thermal shock pro tection deactivated Pt100 Pt1000 Ni1000 Service deactivated x x Setp AddSensor Setpoint for additional sensor cold start thermal shock protec tion 0 450 C Service 60 C x x Release Stages Cold start thermal shock protection load step stage mode mul tistage operation no release release Service release x x Configuration General configuration of the load controller User x x LC_OptgMo...

Страница 140: ...dapting the controlled system User x x StartAdaption User x x AdaptionLoad Adaption load 40 100 User 100 x x SW Version SW version of internal load controller 0 65535 User x x AZL Settings for the display and operating unit User x x Times AZL5 specific time settings User x x PasswordTime Validity of password 10 480 min OEM 120 min x x Sum WinterTime Setting the summer wintertime Manual Automatic U...

Страница 141: ... C 0 100 bar User x x Display Contrast User x x ProductID Displaying the HW version of the AZL5 User x x ASN Type reference 1 15 characters User AZL52 00A 1WH x x ProductionDate Production date 01 01 00 31 12 99 01 01 00 12 31 99 User x x SerialNumber Serial number 0 65535 User x x ParamSet Code Preselected parameter set customer code 0 255 User 20 x x ParamSet Vers Preselected parameter set versi...

Страница 142: ...pective actuator standard reversed OEM standard x 6 AuxActuator3 Direction of rotation of the respective actuator standard reversed OEM standard x ProductID Displaying the actuators HW version User x x 1 AirActuator User x x ASN Type reference 1 15 characters User SQM45 29x A9 x x ProductionDate Date of production 01 01 00 31 12 99 01 01 00 12 31 99 User x x SerialNumber Serial number 0 65535 User...

Страница 143: ...r 430 x x 5 AuxActuator2 User x ASN Type reference 1 15 characters User SQM45 29x A9 x ProductionDate Date of production 01 01 00 31 12 99 01 01 00 12 31 99 User x SerialNumber Serial number 0 65535 User x ParamSet Code Preselected parameter set customer code 0 255 User 20 x ParamSet Vers Preselected parameter set version 0 65535 User 430 x 6 AuxActuator3 User x ASN Type reference 1 15 characters ...

Страница 144: ...Gas Number of pulses per volume unit gas 0 0000 9999 9999 Imp m 0 00000 999 99999 Imp ft Service 1 x x PulseValueOil Number of pulses per volume unit oil 0 0000 9999 9999 Imp l 0 0000 9999 9999 Imp gal Service 1 x x Process Data User x x Max Stat Dev Maximum speed deviation at the end of a run command 0 100 User x x Max Dyn Dev Maximum speed deviation when accelerating 0 100 User x x Num Dev 0 3 N...

Страница 145: ... User x Actual O2 Value Actual O2 value 0 100 User x O2 Setpoint O2 setpoint 0 25 User x SupplyAirTemp Supply air temperature in C 100 923 C User x FlueGasTemp Flue gas temperature in C 100 923 C User x CombEfficiency Combustion efficiency 0 200 User x QGO Sensor Temp Sensor temperature of QGO in C 100 923 C User x QGO Heatin gLoad Control value of QGO heating in 0 1 0 100 User x QGO Resistance In...

Страница 146: ...Pt100 for controller TL and E4 Pt1000 for TL E1 Pt100 for controller TL and E4 Ni1000 for TL No input Pt100 Pt1000 Ni1000 TempSensor PressSensor Pt100Pt1000 Pt100Ni1000 NoSensor Service Pt100 x x Measur eRangePtNi End of measurement range for sensor at input X60 150 C 302 F 400 C 752 F Service 150 C 302 F x x O2Ctrl LimitrGas Operating mode of O2 controller limiter when firing on gas auto deact ma...

Страница 147: ...99 User 0 x x TotalStart CountR Total number of startups start counter can be reset 0 999999 User 0 x x TotalStartCount Total number of startups start counter read only 0 999999 User 0 x x Reset Resetting the start counters User x x GasStartCount Number of startups gas start counter selectable 0 999999 User 0 x x OilStartCount Number of startups oil start counter selectable 0 999999 User 0 x x Tot...

Страница 148: ...LC included Information LC included in last backup YES NO No Yes User No x x ACT1 included Information ACT1 included in last backup YES NO No Yes User No x x ACT2 included Information ACT2 included in last backup YES NO No Yes User No x x ACT3 included Information ACT3 included in last backup YES NO No Yes User No x x ACT4 included Information ACT4 included in last backup YES NO No Yes User No x x...

Страница 149: ... rights Default pa rameter setting LMV51 LMV52 149 301 Siemens Building Technologies Basic Documentation LMV5 CC1P7550en HVAC Products 7 Display and operating unit AZL5 13 08 2004 PW Logout Canceling the last access right obtained via password Service x x SafetyCheck Funct TÜV test User x x LossFlameTest Loss of flame test Service x x SLT Test Safety limit thermostat test deactivated activated Use...

Страница 150: ... a backup 8 1 1 Basic configuration Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Updating BurnerID Burner identification E g OEM13 10 02 003 name of OEM burner manufacturer date 13 10 2002 production number 003 minimum 4 charac ters Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display BurnerControl Configuration ConfigGeneral...

Страница 151: ...the last CAN bus element must be plugged in Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display Actuators Addressing 1 AirActuator 2 GasActuat Oil 3 OilActuator 4 AuxActuator 5 AuxActuator 2 6 AuxActuator 3 For addressing an actuator select the respective type of actuator 1 Air actuator 2 Gas actuator oil for dual fuel burners with only one fuel actuator 3 ...

Страница 152: ...he curves and the igni tion positions on the setting menu DeleteCurves Depending on the application and the type of fuel with or without auxiliary actuator the auxiliary actuator can be activated or deactivated or used as a VSD only LMV51 2 Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display RatioControl GasSettings Actuator OilSettings Actuator In accordan...

Страница 153: ...for the VSD section 6 3 If the internal load controller of the LMV5 is used a temperature or pressure sensor must be connected to input 1 2 or 4 Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display LoadController Configuration SensorSelection MeasureRange PtNi Ext Input X61 U I MeasureRange TempSensor MeasureRange PressSens Ext Setpoint minExt Setpoint max O...

Страница 154: ...ters home position prepurge and postpurge position These positions should be checked and adapted if required either now or during the following program stops The ignition positions are not predefined In this section a valid setting must be made or otherwise burner startup is not possible Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display RatioControl GasSe...

Страница 155: ... in Phase 36 The burner control continues the startup sequence until the ignition position Phase 36 is reached Then it stops again so that the actuator s ignition positions can be set Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display RatioControl GasSettings SpecialPositions IgnitionPos IgnitionPosGas IgnitionPosAir IgnitionPosAux Aux2 Aux3 VSD Only LMV52...

Страница 156: ...ut Press the ESC button to leave the curvepoint setting Store the point by pressing Enter Now select the second curvepoint The settings of the previous curvepoint will be adopted on a preliminary basis Store the second curvepoint like the first one During storage the LMV5 sorts the curvepoints based on rising output This means that you can enter the curvepoints in any order you like as long as the...

Страница 157: ...pressing Enter During the manual procedure the actuators travel on the interpolated straight lines be tween the curvepoints After pressing Enter each individual actuating device can be selected to optimize the position To leave the curvepoint setting press the ESC button and store the point by pressing Enter Finally you can limit the burner output to a minimum and maximum in accordance with the bo...

Страница 158: ...Menu level 4 Menu level 5 Menu level 6 Params Display RatioControl OilSettings CurveParams Operation Mode Activate the program stop if startup shall be interrupted to continue setting the special positions Prepurge Phases 24 34 Ignition position Phase 36 Interval 1 Phase 44 Interval 2 Phase 52 Postpurge Phases 72 78 Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Para...

Страница 159: ...as not yet been set To start the burner select Autom Manual Off to choose BurnerOn Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 ManualOperation Autom Manual Off If startup shall be watched the display can be changed to Normal operation by pressing simultaneously selection buttons and The burner control stops startup in the prepurge phase Phase 24 so that the posi t...

Страница 160: ... Params Display RatioControl OilSettings SpecialPositions IgnitionPos IgnitionPosOil IgnitionPosAir IgnitionPosAux Aux2 Aux3 VSD Only LMV52 To repeatedly verify the ignition positions the program sequence can be stopped in in terval phase 44 or 52 interval with ignited flame on completion of the respective safety time When the program stop is deactivated the burner proceeds with its program until ...

Страница 161: ...and operating points of the second and third stage Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display RatioControl OilSettings CurveParams Curve Settings Actuator Positions followed not followed SetPointStage1 StartPointStage2 OffPointStage2 SetPointStage2 StartPointStage3 OffPointStage3 SetPointStage3 Example Stage S1 S2 on S2 off S2 S3 on S3 off S3 Air 3...

Страница 162: ... LMV5 CC1P7550en HVAC Products 8 Commissioning instructions for the LMV5 system 13 08 2004 Select Autom Manual Off and choose BurnerOff Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 ManualOperation Autom Manual Off 26 Shutdown ...

Страница 163: ...ect ignition G Program 7550s01E 0202 ACT PS max PS min PS VP Determination of the test time with predefined leakage rate to be detected during valve proving PG Pw V 3600 t Test Patm Q Leck Determination of the detected leakage rate during valve proving PG Pw V 3600 Q Leck Patm t Test QLeck in l h Leakage rate in liters per hour PG in mbar Overpressure between the valves at the beginning of the tes...

Страница 164: ...r Patm 1013 mbar V 3 l QLeck 50 l h Result The test time to be set is 4 seconds PG 30 mbar PW 15 mbar Patm 1013 mbar V 3 l tTest 4 s Result The detected leakage rate is 40 l h Example 1 calculation of test time Example 2 determination of detectable leakage rate 30 15 mbar 3 l 3600 s h t Test 3 2 s 1013 mbar 50 l h 30 15 mbar 3 l 3600 s h Q Leck 40 0 l h 1013 mbar 4 s ...

Страница 165: ...3 Menu level 4 Menu level 5 Menu level 6 Params Display LoadController Configuration LC_OptgMode ExtLC X5 03 Int LC Int LC Bus Int LC X62 Ext LC X62 Ext LC Bus After the internal load controller has been activated the sensor input must be selected and configured Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display LoadController Configuration SensorSelection...

Страница 166: ...parameters can be directly selected and set within the predefined value range Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display LoadController ControllerParam ContrlParamList StandardParam Adaption very fast fast normal slow very slow Or P Part Xp I_Part Tn D Part Tv With the method of adapting the control parameters the characteristic data of the con tro...

Страница 167: ...1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6 Params Display LoadController TempLimiter TL_Thresh_Off TL_SD_On Or SystemConfig TempLimiter TL_Thresh_Off TL_SD_On 2 boiler setpoints can be adjusted which however must not lie above the actual limit value of the temperature limiter function Setpoints Changeover from setpoint W1 to setpoint W2 is accomplished by means of an extern...

Страница 168: ... have to satisfy the maximum demand for heat within a very short period of time Thermal strain on the boiler will thus be prevented The cold start sequence will be activated when on startup the actual value lies below the switch on threshold When cold start thermal shock protection is activated the ma nipulated variable on cold start will be increased in a stepwise fashion using the ad justed outp...

Страница 169: ...rature lines corresponds to the setpoint steps from the actual setpoint e g 10 1 bar Manipulated variable Actual value Setpoint Threshold OFF Threshold ON Load steps e g 15 7550d30E 0502 10 bar 100 8 bar 80 7 bar 6 bar 5 bar 4 bar 40 Load 85 Load 70 Load 55 Load 40 Burner start at low fire e g 25 1 2 Burner off actual value below threshold ON Burner will be switched on Setpoint step not reached bu...

Страница 170: ... 02 X8 01 GAS X9 03 X9 02 X9 01 1 min max LT CPI P L 1 1 L L L L N PE V1 V2 PV SV X10 03 GAS OIL 1 ION FSV QRI PE N X10 02 1 L POWER QRI QRB FLAME N L X10 01 G0 G LINE 12 VAC 1 GMD 4A GMD 4A T6 3 IEC 60127 2 V X7 01 L N PE V2 OIL X7 02 1 V3 X7 03 1 1 PE N L PE X6 01 1 Start L HO Start L X6 02 PE N M X6 03 SV OIL 1 1 N L PE L OIL L L P P PE min X5 01 1 1 1 PE L max O N O F F 3 2 X5 02 X5 03 GAS OIL...

Страница 171: ... max LT CPI P L 1 1 L L L L N PE V1 V2 PV SV X10 03 GAS OIL 1 ION FSV QRI PE N X10 02 1 L POWER QRI QRB FLAME N L X10 01 G0 G LINE 12 VAC 1 T4 IEC 60127 2V T4 IEC 60127 2V T6 3 IEC 60127 2 V X7 01 L N PE V2 OIL X7 02 1 V3 X7 03 1 1 PE N L PE X6 01 1 Start L HO Start L X6 02 PE N M X6 03 SV OIL 1 1 N L PE L OIL L L P P PE min X5 01 1 1 1 PE L max O N O F F 3 2 X5 02 X5 03 GAS OIL L INT GAS OIL RESE...

Страница 172: ...EMP TRAFO X8 03 PE N L V1 OIL 1 1 1 OIL GAS PE N L L L V1 X8 02 X8 01 GAS X9 03 X9 02 X9 01 1 min max LT CPI P L 1 1 L L L L N PE V1 V2 PV SV X10 03 GAS OIL 1 ION FSV QRI PE N X10 02 1 L POWER QRI QRB FLAME N L X10 01 G0 G LINE 12 VAC 1 GMD 4A GMD 4A T6 3 IEC 60127 2 V X7 01 L N PE V2 OIL X7 02 1 V3 X7 03 1 1 PE N L PE X6 01 1 Start L HO Start L X6 02 PE N M X6 03 SV OIL 1 1 N L PE L OIL L L P P P...

Страница 173: ... PE N L V1 OIL 1 1 1 OIL GAS PE N L L L V1 X8 02 X8 01 GAS X9 03 X9 02 X9 01 1 min max LT CPI P L 1 1 L L L L N PE V1 V2 PV SV X10 03 GAS OIL 1 ION FSV QRI PE N X10 02 1 L POWER QRI QRB FLAME N L X10 01 G0 G LINE 12 VAC 1 T4 IEC 60127 2V T4 IEC 60127 2V T6 3 IEC 60127 2 V X7 01 L N PE V2 OIL X7 02 1 V3 X7 03 1 1 PE N L PE X6 01 1 Start L HO Start L X6 02 PE N M X6 03 SV OIL 1 1 N L PE L OIL L L P ...

Страница 174: ...ire 3 wire PNP 0 0 0 2 wire 3 wire PNP 2 wire 3 wire PNP X73 1 Start OUT DC 12 24 V alarm IN 0 4 20 mA setpoint OUT FE VARIAB LE S PE ED DRIVE 0 X8 03 PE N L V1 OIL 1 1 1 OIL GAS PE N L L L V1 X8 02 X8 01 GAS X9 03 X9 02 X9 01 1 min max LT CPI P L 1 1 L L L L N PE V1 V2 PV SV X10 03 GAS OIL 1 ION FSV QRI PE N X10 02 1 L POWER QRI QRB FLAME N L X10 01 G0 G LINE 12 VAC 1 GMD 4A GMD 4A T6 3 IEC 60127...

Страница 175: ...ax O N O F F 3 2 X5 02 X5 03 GAS OIL L INT GAS OIL RESET X4 01 X4 02 X4 03 L L PE PE N N IGNITION S TA R T 1 1 1 MOTOR ALARM L 1 X3 01 L 1 1 1 L L L L P X3 02 X3 03 X3 04 PE N F L A N G E S A F E T Y L O O P LINE VOLTAGE 7550z17 0404 P 1 P P L X10 02 2 LOAD OUTPUT FE 0 4 20 mA 0 10V Power Supply Sensor FE 0 4 20 mA FE 0 4 20 mA 0 10V X63 1 X62 X61 1 1 X60 1 Pt100 Pt Ni 1000 FE X52 1 FE 12VAC2 M 12...

Страница 176: ...PNP0 0 0 2 wire 3 wire PNP 2 wire 3 wire PNP X73 1 Start OUT DC 12 24 V alarm IN 0 4 20 mA setpoint OUT FE V AR IAB LE SPE ED D RIVE 0 X8 03 PE N L V1 OIL 1 1 1 OIL GAS PE N L L L V1 X8 02 X8 01 GAS X9 03 X9 02 X9 01 1 min max LT CPI P L 1 1 L L L L N PE V1 V2 PV SV X10 03 GAS OIL 1 ION FSV QRI PE N X10 02 1 L POWER QRI QRB FLAME N L X10 01 G0 G LINE 12 VAC 1 T4 IEC 60127 2 V T4 IEC 60127 2 V T6 3...

Страница 177: ...re 3 wire PNP 0 0 0 2 wire 3 wire PNP 2 wire 3 wire PNP X73 1 Start OUT DC 12 24 V alarm IN 0 4 20 mA setpoint OUT FE VARIAB LE S PE ED DRIVE 0 X8 03 PE N L V1 OIL 1 1 1 OIL GAS PE N L L L V1 X8 02 X8 01 GAS X9 03 X9 02 X9 01 1 min max LT CPI P L 1 1 L L L L N PE V1 V2 PV SV X10 03 GAS OIL 1 ION FSV QRI PE N X10 02 1 L POWER QRI QRB FLAME N L X10 01 G0 G LINE 12 VAC 1 GMD 4A GMD 4A T6 3 IEC 60127 ...

Страница 178: ... 01 X9 02 X10 02K43 04K78 01K03 GAS X3 04 X3 03 X3 02 02K02 02K15 05K30 X10 01 X10 02 04K31 OIL GAS OIL 7550a09e 0903 GAS OIL RESET INT 1 1 2 2 3 2 1 1 3 2 1 3 3 4 3 2 1 3 1 2 2 1 3 2 1 3 4 4 2 3 2 1 4 1 3 2 1 1 3 3 1 2 4 3 2 1 2 2 1 2 1 3 4 3 2 1 4 3 2 1 1 3 2 1 2 2 1 1 2 5 4 3 6 4 1 2 3 4 5 1 2 PE N PE N L L OIL GAS V1 V1 L PE N PV V2 V1 max min CPI LT SV N FLAME ION PE FSV QRI G0 G LINE 12VAC P...

Страница 179: ...ller external 1 X6 01 Direct heavy oil start 1 X6 02 Magnetic clutch oil pump 1 X6 03 Safety valve SV oil 1 X7 01 Oil valve V2 1 X7 02 Oil valve V3 1 X7 03 Not used 1 X8 01 Firing on gas oil 1 X8 02 Oil valve V1 1 X8 03 Oil valve V1 1 X9 01 Gas valves 1 X9 02 Protective earth neutral conductor 1 X9 03 Gas pressure switch min max 1 X10 01 Power transformer prim I sec I 1 X10 02 2 Infrared flame det...

Страница 180: ...tors 13 08 2004 Extension connector set LMV5 in addition to AGG5 720 covering all connector vari ants LMV5 Terminal designation Description Type 3 5 2 Actuator 5 pins VSD 2 4 pin connector 2 x 1 5 pin connector 1 x 1 6 pin connector 1 x RAST5 Transformer 1 prim I CDO 1 sec II DEFL 1 X10 02 1 Photoresistive detector QRB AGG5 721 ...

Страница 181: ...ange AC 120 V 10 15 50 60 Hz Imax 5 A PIN1 x Safety loop AC 120 V 10 15 50 60 Hz Imax 5 A PIN2 x Power signal for safety loop AC 120 V 10 15 50 60 Hz Imax 5 A PIN3 x Protective earth PE PIN4 x Neutral conductor N X3 04 PIN5 x Live conductor L AC 120 V 10 15 50 60 Hz fuse 6 3 AT DIN EN 60 127 2 5 Fuel selection internal if pin 1 2 is not used PIN1 x Fuel selection gas AC 120 V 10 15 50 60 Hz Imax 1...

Страница 182: ...A X5 03 PIN4 x Power signal for control of controller AC 120 V 10 15 50 60 Hz Imax 500 mA PIN1 x Start release oil AC 120 V 10 15 50 60 Hz Imax 1 5 mA PIN2 x Power signal start release oil AC 120 V 10 15 50 60 Hz Imax 500 mA PIN3 x Direct heavy oil start AC 120 V 10 15 50 60 Hz Imax 1 5 mA X6 01 PIN4 x Power signal direct heavy oil start AC 120 V 10 15 50 60 Hz Imax 500 mA PIN1 x Protective earth ...

Страница 183: ...N PIN2 x Wiring point for valves connected in se ries X8 03 PIN1 x Fuel valve V1 oil AC 120 V 10 15 50 60 Hz 1 6 A pilot duty cosϕ 0 4 PIN4 x Fuel valve V1 gas AC 120 V 10 15 50 60 Hz 1 6 A pilot duty cosϕ 0 4 PIN3 x Fuel valve V2 gas AC 120 V 10 15 50 60 Hz 1 6 A pilot duty cosϕ 0 4 PIN2 x Fuel valve PV gas AC 120 V 10 15 50 60 Hz 1 6 A pilot duty cosϕ 0 4 X9 01 PIN1 x Fuel valve SV gas AC 120 V ...

Страница 184: ...N1 x QRB signal voltage max DC 8 V X10 03 PIN1 x Ionization probe Umax X3 04 PINS Imax 0 5 mA PIN6 x Reference ground PELV PIN5 x Communication signal CANL PIN4 x Communication signal CANH DC U 5 V Rw 120 Ω level to ISO DIS 11898 PIN3 x PIN2 x AC power supply for actuators display and operating unit AZL AC 12 V 10 15 50 60 Hz fuse max 4 A X50 PIN1 x Shield connection functional earth PIN6 x Refere...

Страница 185: ...nection PIN4 x Reference ground PIN3 x Current input for temperature pressure signal input 2 TEMP PRESS INPUT 4 40 mA DC 0 20 mA PIN2 x Voltage input for temperature pressure signal input 2 TEMP PRESS INPUT DC 0 10 V DC 0 10 V X61 PIN1 x Power supply for temperature pres sure transmitter approx DC 20 V max 25 mA PIN5 x Functional earth for shield connection PIN4 x Reference ground PIN3 x Current i...

Страница 186: ...lange AC 230 V 10 15 50 60 Hz Imax 5 A PIN1 x Safety loop AC 230 V 10 15 50 60 Hz Imax 5 A PIN2 x Power signal for safety loop AC 230 V 10 15 50 60 Hz Imax 5 A PIN3 x Protective earth PE PIN4 x Neutral conductor N X3 04 PIN5 x Live conductor L AC 230 V 10 15 50 60 Hz fuse 6 3 AT DIN EN 60 127 2 5 Fuel selection internal if pin 1 2 is not used PIN1 x Fuel selection gas AC 230 V 10 15 50 60 Hz Imax ...

Страница 187: ... 10 15 50 60 Hz Imax 1 5 mA X5 03 PIN4 x Power signal for control of controller AC 230 V 10 15 50 60 Hz Imax 500 mA PIN1 x Start release oil AC 230 V 10 15 50 60 Hz Imax 1 5 mA PIN2 x Power signal start release oil AC 230 V 10 15 50 60 Hz Imax 500 mA PIN3 x Direct heavy oil start AC 230 V 10 15 50 60 Hz Imax 1 5 mA X6 01 PIN4 x Power signal direct heavy oil start AC 230 V 10 15 50 60 Hz Imax 500 m...

Страница 188: ... PIN3 x Neutral conductor N PIN2 x Wiring point for valves connected in se ries X8 03 PIN1 x Fuel valve V1 oil AC 230 V 10 15 50 60 Hz 1 A cosϕ 0 4 PIN4 x Fuel valve V1 gas AC 230 V 10 15 50 60 Hz 2 A cosϕ 0 4 PIN3 x Fuel valve V2 gas AC 230 V 10 15 50 60 Hz 2 A cosϕ 0 4 PIN2 x Fuel valve PV gas AC 230 V 10 15 50 60 Hz 2 A cosϕ 0 4 X9 01 PIN1 x Fuel valve SV gas AC 230 V 10 15 50 60 Hz 2 A cosϕ 0 ...

Страница 189: ...IN1 x QRB signal voltage max DC 8 V X10 03 PIN1 x Ionization probe Umax X3 04 PINS Imax 0 5 mA PIN6 x Reference ground PELV PIN5 x Communication signal CANL PIN4 x Communication signal CANH DC U 5 V Rw 120 Ω level to ISO DIS 11898 PIN3 x PIN2 x AC power supply for actuators display and operating unit AZL AC 12 V 10 15 50 60 Hz fuse max 4 A X50 PIN1 x Shield connection functional earth PIN6 x Refer...

Страница 190: ...nection PIN4 x Reference ground PIN3 x Current input for temperature pressure signal input 2 TEMP PRESS INPUT 4 40 mA DC 0 20 mA PIN2 x Voltage input for temperature pressure signal input 2 TEMP PRESS INPUT DC 0 10 V DC 0 10 V X61 PIN1 x Power supply for temperature pres sure transmitter approx DC 20 V max 25 mA PIN5 x Functional earth for shield connection PIN4 x Reference ground PIN3 x Current i...

Страница 191: ...he LMV5 and must be fitted by the burner boiler manufacturer in a suitable location Only the AGG5 2XX transformers specified by Siemens BT may be used The entire RAST5 connection area does not feature functional low voltage The RAST3 5 connection area on the unit s small side offers functional low voltage When making the wiring the functional low voltage section must be strictly separated from the...

Страница 192: ...rs the last user becomes the CAN bus end node here the internal CAN bus termination must be activated via a connecting plug The other node users within the line structure are configured without terminating resis tor Installation of all components in the burner CAN bus cable LMV5 ACT 20 m X50 RAST3 5 Trafo X52 Power trafo 1 AGG5 2 12 V AC1 12 V LMV5 basic unit CANH F1 T6 3 X10 01 F3 T4 X51 Max bus ...

Страница 193: ...onnector Fixed internal bus termination AZL5 F2 T4 Power trafo 2 AGG5 2 Burner Bus termination No bus termination No bus termination Total length of CAN bus cable 100 m Whenever the distance between the LMV5 and the last actuator exceeds 20 m a second transformer is required for powering the actuators In that case transformer 1 supplies power to the basic unit of the LMV5 and the AZL5 With the CAN...

Страница 194: ...G5 2xx Bus termination 5 5 5 PLL52 Bus termination 5 CAN bus cable with LMV52 and more than 4 actuators and O2 module PLL52 On LMV52 applications using more than 4 actuators SQM45 a second trans former is required for powering the extra actuators In that case transformer 1 powers the LMV52 basic unit the AZL5 and the first 4 actuators With the CAN bus cable connection from the fourth actuator to t...

Страница 195: ...G5 640 and AGG5 630 result from the points of intersection in the graph 50 48 46 44 42 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0 0 5 1 25 2 3 5 7 8 AGG5 630 631 AGG5 640 641 4 6 AGG5 630 631 cable type 2 AGG5 640 641 cable type 1 1 1 x SQM45 2 2 x SQM45 3 3 x SQM45 4 4 x SQM45 5 2 x SQM48 7 2 x SQM45 1 x SQM48 8 3 x SQM45 1 x SQM48 6 1 x SQM45 1 x SQM48 Cross section area in mm2 Ma...

Страница 196: ... 7 Cross section in mm2 Maximum cable length in m 7550d14E 0502 AGG5 630 631 1 AGG5 630 631 cable type 2 1 1 x AZL 2 2 1 x AZL 1 x SQM45 CAN bus connection between transformer and AZL5 AGG5 640 641 cable type 1 LMV5 SA 1 25 mm2 2 x 0 25 mm2 1 25 mm2 Drilled pair 0 50 mm2 Shield Silver grey RAL 7001 7550z01E AGG5 630 631 cable type 2 LMV5 AZL5 0 50 mm2 2 x 0 25 mm2 0 50 mm2 Drilled pair 0 50 mm2 Sh...

Страница 197: ...13 08 2004 12 2 Suppliers of other accessory items Fa Phoenix Flachsmarktstr 8 28 D 32825 Blomberg Tel 05235 300 Fax 0561 505 1787 www phoenixcontact com Fa Karl Dungs GmbH Co Steuer und Regeltechnik Postfach 1229 D 73602 Schorndorf or User Club eBUS e V www eBUS de Mounting rail adapter type USA 10 4 6 e bus PC adapter part no 230 437 ...

Страница 198: ...n measuring module PLL52 refer to Basic Documentation CC1P7550 Oxygen sensor QGO20 refer to Data Sheet CC1N7842 Flue gas collector AGO20 refer to Data Sheet CC1N7842 Accessory set AGG5 310 for acquiring the fan speed refer to Basic Documentation CC1P7550 recommended The mechanical links between the actuators and the fuel and air actuating devices and any other actuating devices used must be rigid ...

Страница 199: ... if in the case of plants with continuous operation flame detec tor type QRI or the ionization probe is used because only these are suited for con tinuous operation Further the function of the flame detector in the event of loss of flame during operation and with extraneous light during the prepurge time or in the case there is no establish ment of flame at the end of the safety time must be check...

Страница 200: ...ere is a linear progression of the O2 value across the entire load range The second curvepoint must correspond to the low fire position or be set to a lower value The first curvepoint must lie sufficiently below curvepoint 2 at about 50 load so that the curves are defined for reducing the air rate by O2 trim control below the low fire position also The O2 min value represents the switch off thresh...

Страница 201: ...itions class 3M2 Temperature range incl mounting plate 20 60 C Humidity 95 r h Condensation formation of ice and ingress of water are not permitted Operating voltage AC 24 V 15 10 Power consumption typically 5 W Degree of protection of housing Rear Front IP00 IEC 529 IP54 IEC 529 when built in Safety class I with parts according to II and III as per DIN EN 60 730 1 Storage DIN EN 60 721 3 1 Climat...

Страница 202: ...ELECTRIC Osaka Japan CR 2430 LF 1 2 W RENATA AG Itingen CH CR 2430 AGG5 640 641 8 mm dia 0 2 mm bending radius 120 mm ambient temperature 30 70 C cable not moving cable jacket resistant to almost all types of mineral oil AGG5 630 631 7 5 mm dia 0 2 mm bending radius 113 mm ambient temperature 30 70 C cable not moving cable jacket resistant to almost all types of mineral oil LMV5 AZL5 Types of cabl...

Страница 203: ...sed for system supervision and require a mains related input voltage Input safety loop refer to Loads on terminals outputs Input currents and input voltages UeMax UN 10 UeMin UN 15 IeMax 1 5 mA peak IeMin 0 7 mA peak Recommended contact material for external signal sources APS PSmin PSmax etc gold plated silver contacts Transition transient behavior bouncing Max perm bounce time of contacts when s...

Страница 204: ... system The cross sectional areas of the mains supply lines L N PE and if applicable the safety loop SLT shortage of water etc must be sized for nominal currents in agree ment with the selected external primary fuse The cross sectional areas of the other cables must be sized in agreement with the in ternal unit fuse max 6 3 AT Min cross sectional area 0 75 mm2 single or multi core to VDE 0100 Cabl...

Страница 205: ...205 301 Siemens Building Technologies Basic Documentation LMV51 CC1P7550en HVAC Products 15 Dimensions 21 07 2004 15 Dimensions Dimensions in mm 7550m01E 0502 7550m02E 0502 LMV5 AZL5 ...

Страница 206: ...t Basic Unit Error in connection with data comparison internal communication between µC1 and µC2 1 03 01 BU Internal Fault Basic Unit TimeOut during program run synchroni zation prior to data transmission 03 02 BU Internal Fault Basic Unit TimeOut during data transmission 03 03 BU Internal Fault Basic Unit CRC error during data transmission 03 05 BU Internal Fault Basic Unit TimeOut during program...

Страница 207: ... BU Internal Fault Basic Unit Fault during test of the safety relay 06 03 BU Internal Fault Basic Unit Fault during voltage supervision test 06 04 BU Internal Fault Basic Unit Relay voltage not switched off after reset 10 BU Internal Fault Basic Unit Basic unit has detected an inadmissible circuit at one of the outputs a faulty di ode or a short circuit in the power supply of the contact feedback ...

Страница 208: ...BU Internal Fault Basic Unit Pressure switch gas minimum 10 14 BU Internal Fault Basic Unit Pressure switch gas maximum 10 15 BU Internal Fault Basic Unit Ignition transformer feedback 10 16 BU Internal Fault Basic Unit Fan pressure switch 10 17 BU Internal Fault Basic Unit Start release oil 10 18 BU Internal Fault Basic Unit Heavy oil direct start 10 19 BU Internal Fault Basic Unit Load controlle...

Страница 209: ...m The diagnostic code describes the cause of the fault 16 00 BU Internal Fault Basic Unit Ratio curve of the air actuator is not fully defined Check the curve to see if correct values have been entered for the air actuator Readjust the ratio curve if required 16 01 BU Internal Fault Basic Unit Ratio curve of the fuel actuator is not fully defined Check the curve to see if correct values have been ...

Страница 210: ... or repeat the settings 16 0D BU Internal Fault Basic Unit Calculated O2 setpoint outside the permis sible range Check to see if correct values have been entered for the O2 setpoints Readjust O2 trim control if required or repeat the settings 16 0E BU Internal Fault Basic Unit Calculated O2 min value outside the per missible range Check to see if correct values have been entered for the O2 min val...

Страница 211: ...sic Unit Timeout with program synchronization prior to data transmission 17 02 BU Internal Fault Basic Unit Timeout with data transmission 17 03 BU Internal Fault Basic Unit CRC fault during data transmission 18 BU Invalid Curve Data Invalid curve data Checking the curve data for invalid entries Valid load range 0 0 100 0 Valid positioning range 0 0 90 0 Valid speed range 0 0 100 In the case of a ...

Страница 212: ...curred on auxiliary actuator 2 when comparing potentiometer channels A and B Check CAN cabling and terminators as specified 19 20 SA Internal Fault Actuator Fault occurred on auxiliary actuator 3 when comparing potentiometer channels A and B Check CAN cabling and terminators as specified 1A 1 BU Slope too steep Slope of curve section is too steep Check curve data If there is a slope greater than 3...

Страница 213: ...n parameterized 1C 10 BU Ignition Pos not defined Ignition position of VSD has not been pa rameterized 1C 20 BU Ignition Pos not defined Ignition position of auxiliary actuator 3 has not been parameterized 1D BU Running time fault of actuators VSD Check the relevant actuators to see if they are mechanically overloaded Check power supply to the actuators and their fuses The actuator s ramp must be ...

Страница 214: ...y members 1E 01 SA Special Pos not reached Positioning fault of air actuator 1E 02 SA Special Pos not reached Positioning fault of fuel actuator 1E 04 SA Special Pos not reached Positioning fault of auxiliary actuator 1 1E 08 SA Special Pos not reached Positioning fault of auxiliary actuator 2 1E 10 VSD module Special Pos not reached VSD has not reached the speed 1E 20 SA Special Pos not reached P...

Страница 215: ... position For this reason speed standardization is not possible Check to see if all air influencing actuators travel to the pre purge position Check to see if the relevant actuators are mechanically over loaded or replace defective actuator if necessary Check power supply to the actuators 1F 06 VSD module Speed Test was not successfully completed Internal VSD module speed test was not successful 2...

Страница 216: ...at End of Safety Time LMV52 No flame detected at the end of the safety time Bit by bit coding Bit 0 flame QRI QRB present Bit 1 flame ION present 26 BU Loss of Flame Detection of loss of flame during operation 26 00 BU Loss of Flame Loss of flame during operation detected 26 01 02 03 BU Loss of Flame LMV52 Loss of flame during operation detected Bit by bit coding Bit 0 flame ION present 27 BU Air ...

Страница 217: ...osition Indicator CPI on but should have been off 2E 01 BU Valve or Closed Position Indicator CPI open Only LMV52 CPI via terminal StartRe lease_Gas Closed Position Indicator CPI on but should have been off Check the parameters or signal DW DK CPI and StartRe lease_Gas 2F BU Gas Pressure has dropped below mini mum Limit Gas pressure Min 30 BU Gas Pressure has exceeded maximum Limit Gas pressure Ma...

Страница 218: ...exadecimal format 42 01 BU Internal Fault Basic Unit Contact position fault SV oil 42 02 BU Internal Fault Basic Unit Contact position fault V1 oil 42 04 BU Internal Fault Basic Unit Contact position fault V2 oil 42 08 BU Internal Fault Basic Unit Contact position fault V3 oil 42 10 BU Internal Fault Basic Unit Contact position fault SV gas 42 20 BU Internal Fault Basic Unit Contact position fault...

Страница 219: ...S connected but deactivated FCC FGR APS connected but deacti vated 44 04 BU Gas Pressure min connected but deactivated GP Min connected but deactivated 44 05 BU Gas Pressure max connected but deactivated GP Max connected but deactivated 44 06 BU Oil Pressure min connected but deactivated OP Min connected but deactivated 44 07 BU Oil Pressure max connected but deactivated OP Max connected but deact...

Страница 220: ...ive Program stop STOP_PREP2 in Phase 76 active 47 BU No Start Release for Gas Start release gas off 48 BU 2 Flame Signals with 1 Detector Operation System parameterized for 1 detector op eration but 2 flame signals present 50 BU Internal Fault Basic Unit Fault during key value check 1 50 00 07 BU Internal Fault Basic Unit Number of time block in which the fault was detected 51 BU Internal Fault Ba...

Страница 221: ...rred during parameterization Check the parameters changed last If fault cannot be rectified by the reset Restore AZL pa rameters Otherwise replace defective basic unit 59 BU Parameter Set damaged Page number 5A BU Parameter Set damaged CRC error of a parameter page Reset the unit Caution If fault occurred during parameterization Check the parameters changed last If fault cannot be rectified by the...

Страница 222: ...ault Basic Unit Page number 5E BU Internal Fault Basic Unit Page has an undefined status Reset the unit Caution If fault occurred during parameterization Check the parameters changed last If fault cannot be rectified by the reset Restore AZL pa rameters Otherwise replace defective basic unit 5E BU Internal Fault Basic Unit Page number 5F BU Parameter Set damaged Last backup restore invalid was int...

Страница 223: ... accessed 61 11 BU Internal Fault Basic Unit Comparison of EEPROM and RAM area revealed dissimilarity 61 12 BU Internal Fault Basic Unit Page area of EEPROM exceeded during write process 61 13 BU Internal Fault Basic Unit Access conflict µC1 µC2 aritation 61 20 BU Internal Fault Basic Unit Fault when calling the ParAccess function 61 21 BU Internal Fault Basic Unit Written EEPROM block unequal RAM...

Страница 224: ...sic Unit Fault in storeerr 80 SA Fault Feedback Aux Actuator 3 Basic unit has detected wrong state of the air actuator Check CAN cabling and terminators as specified If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective actuator 80 01 SA Fault Feedback Aux Actuator 3 CRC error 80 02 SA Fault Feedback Aux Actuator 3 Key error main loop counter 80 03 SA Fault Feedback...

Страница 225: ... Feedback Gas Oil Actuator No feedback for max number 83 SA Fault Feedback Oil Actuator Basic unit has detected wrong state of the oil actuator Check CAN cabling and terminators as specified If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective actuator 83 01 SA Fault Feedback Oil Actuator CRC error 83 02 SA Fault Feedback Oil Actuator Key error main loop counter 83...

Страница 226: ...Feedback Aux Actuator 2 CRC error 85 02 SA Fault Feedback Aux Actuator 2 Key error main loop counter 85 03 SA Fault Feedback Aux Actuator 2 No feedback for max number 86 LC Fault Feedback Load Controller Basic unit has detected wrong state of the internal load controller 1 86 01 LC Fault Feedback Load Controller CRC error 86 02 LC Fault Feedback Load Controller Key error main loop counter 86 03 LC...

Страница 227: ...ass of VSD module 88 05 O2M Fault Feedback O2 Module Undefined fault class of O2 module 90 SA Fault Feedback Aux Actuator 3 Basic unit has detected a ROM CRC er ror on the air actuator when checking its feedback signal Check CAN cabling and terminators as specified If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective actuator 91 SA Fault Feedback Air Actuator Basic...

Страница 228: ...ault Feedback Aux Actuator 3 Basic unit has detected a ROM CRC er ror on the auxiliary actuator when check ing its feedback signal Check CAN cabling and terminators as specified If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective actuator 96 LC Fault Feedback Load Controller Basic unit has detected a ROM CRC er ror on the load controller when checking its feedback...

Страница 229: ...t occurs sporadically Improve EMC If fault occurs constantly Replace defective actuator A0 See A1 See A1 See A1 See A1 See A1 A1 SA Air actuator has detected own fault and reported it to the basic unit Type of fault See diagnostic code Check CAN cabling and terminators as specified If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective actuator A1 01 SA Internal Faul...

Страница 230: ...ator Fault during ADC test A1 12 SA Internal Fault Air Actuator Fault during A D conversion A1 13 SA Position Fault Air Actuator Actuator is outside the valid angular rota tion 0 90 or linearization data are faulty Check to see if actuator is within the valid positioning range 0 90 A1 15 SA Internal Fault Air Actuator CAN fault Check CAN wiring A1 16 SA Internal Fault Air Actuator CRC fault of a p...

Страница 231: ... Check the parameters changed last If fault cannot be rectified by the reset Restore AZL pa rameters Otherwise replace defective basic unit A1 1E SA Internal Fault Air Actuator External plausibility fault This type of fault covers possible faults occurring due to in valid presettings in the drive commands In response the presettings will be ig nored Check the special positions to see if value rang...

Страница 232: ...cified If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective actuator A4 See A1 See A1 See A1 See A1 See A1 A5 SA Auxiliary actuator 2 has detected own fault and reported it to the basic unit Type of fault See diagnostic code Check CAN cabling and terminators as specified If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective actuator ...

Страница 233: ...reading a page Reset the unit repeat backup restore if necessary A6 34 LC Internal Fault Load Controller Page cannot be set to FINISH 1 A6 35 LC Internal Fault Load Controller No access to PID after identification 1 A6 36 LC Internal Fault Load Controller No access to PIDStandard after identifi cation 1 A6 37 LC Internal Fault Load Controller No reading of EEPROM write access for PID possible 1 A6...

Страница 234: ...arameterization Check the parameters changed last If fault cannot be rectified by the reset Restore AZL pa rameters Otherwise replace defective basic unit A6 45 LC Parameter Backup Restore Page has been set to RESTO Reset the unit Caution If fault occurred during parameterization Check the parameters changed last If fault cannot be rectified by the reset Restore AZL pa rameters Otherwise replace d...

Страница 235: ...rcuit sensor Ni1000 X60 3 X60 4 Check wiring and sensor A6 57 LC Overvoltage at Input 2 Overvoltage at input 2 X61 Check wiring and sensor A6 58 LC Open circuit Short circuit at In put 2 Open circuit short circuit input 2 X61 Check wiring and sensor A6 59 LC Overvoltage at Input 3 Overvoltage at input 3 X62 Check wiring and sensor A6 5A LC Open circuit Short circuit at In put 3 Open circuit short ...

Страница 236: ...uch PT100 line X60 Check wiring of input A6 72 LC External Fault Load Controller Measured value varies too much PT1000 X60 Check wiring of input A6 73 LC External Fault Load Controller Measured value varies too much PWM 1 A6 74 LC External Fault Load Controller Measured value varies too much Voltage measurement input 2 X61 Check wiring of input Check input voltage value for hum ming voltages A6 75...

Страница 237: ...ue A6 7F LC External Fault Load Controller Excessive voltage value or wrong polarity current measurement input 3 X62 Check wiring of input Check input actual value A6 80 LC Internal Fault Load Controller Fault during internal muliplexer test PT100 sensor 1 A6 81 LC Internal Fault Load Controller Fault during internal multiplexer test PT100 line 1 A6 82 LC Internal Fault Load Controller Fault durin...

Страница 238: ...1 A6 B1 LC Internal Fault Load Controller Red Inv fault of a Red Inv variable 1 A6 B2 LC Internal Fault Load Controller Fault during key value check 1 A6 B4 LC Internal Fault Load Controller Fault in fault routine 1 A6 B5 LC Internal Fault Load Controller Step to invalid interrupt vector 1 A6 B6 LC Internal Fault Load Controller Time block too long Time block 0 1 A6 B7 LC Internal Fault Load Contr...

Страница 239: ...5 LC Internal Fault Load Controller Stack pointer does not point at stack 1 A6 F6 LC Internal Fault Load Controller Stack overflow 1 A6 FE LC Internal Fault Load Controller Fault messages in fault management 1 A6 FF LC Internal Fault Load Controller Fault messages in fault management 1 A7 AZL AZL5 has detected own fault and re ported it to the basic unit Type of fault See diagnostic code Check CAN...

Страница 240: ...ter Backup Fault during copying of a parameter page Reset the unit repeat backup restore if necessary A7 1C AZL Internal Fault AZL Page in EEPROM was disrupted has been restored A7 20 AZL Internal Fault AZL Display fault A7 22 AZL Internal Fault AZL RTC is locked permanently busy A7 24 AZL Internal Fault AZL Buffer for page copies too small A7 28 AZL Internal Fault AZL Time stamp could not be sent...

Страница 241: ...lt VSD Module Fault during stack test 1 A9 0A VSD module Internal Fault VSD Module Max IRQ speed reached Possibly interference on the line to the speed sensor check cable routing use shielding 1 A9 0C VSD module Alarm from VSD VSD reports a fault to the VSD module Fault has been triggered by the VSD Read VSDs error code Check VSD settings ramps motor settings increase ramp time on VSD and basic un...

Страница 242: ...le Page too long open Reset the unit Caution If fault occurred during parameterization Check the parameters changed last If fault cannot be rectified by the reset Restore AZL pa rameters Otherwise replace defective basic unit A9 18 VSD module Internal Fault VSD Module Page disrupted Reset the unit Caution If fault occurred during parameterization Check the parameters changed last If fault cannot b...

Страница 243: ...fault This type of fault detects faults that cannot practically oc cur 1 AB O2M Fault O2 Module The O2 module has detected own fault and reported it to the basic unit AB 01 O2M Internal Fault O2 Module CRC fault during ROM test 2 AB 02 O2M Internal Fault O2 Module CRC fault during RAM test 2 AB 04 O2M Internal Fault O2 Module Fault during key value check 2 AB 05 O2M Internal Fault O2 Module Error ...

Страница 244: ...ensation element test 2 AB 1A O2M Internal Fault O2 Module Fault during channel comparison of O2 signal 2 AB 1B O2M Internal Fault O2 Module Fault ADC test voltages 2 AB 20 O2M O2 Sensor Temp too low Temperature of QGO measuring cell too low Check mains power supply on O2 module Check fuse F2 on O2 module Check connection between O2 module and QGO heating AB 21 O2M O2 Sensor Temp too high Temperat...

Страница 245: ...le Page too long open Reset the unit Caution If fault occurred during parameterization Check the parameters changed last If fault cannot be rectified by the reset Restore AZL5 pa rameters Otherwise replace defective O2 module AB 33 O2M Internal Fault O2 Module Page disrupted Reset the unit Caution If fault occurred during parameterization Check the parameters changed last If fault cannot be rectif...

Страница 246: ...ers Otherwise replace defective O2 module AB 3F O2M Internal Fault O2 Module Internal plausibility fault This type of fault covers possible errors that cannot practically occur 2 B0 BU Fault during test of port outputs 1 B0 01 BU Internal Fault Basic Unit Fault when resetting the set outputs B0 02 BU Internal Fault Basic Unit Fault during ZR test B1 01 BU Internal Fault Basic Unit Fault during sho...

Страница 247: ... sensor test was not successful E g reset of O2 module during probe test 2 BF O2 Control and Limiter auto mate deactivated Fault occurred in connection with O2 trim control or with the O2 monitor It led to automatic deactivation of O2 trim control or the O2 monitor The fault history shows the reason for switching off just before the BF fault C5 Version Conflict When comparing the versions of the i...

Страница 248: ...her CAN users If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective module D1 01 VSD module Fault Feedback VSD Module CRC error D1 02 VSD module Fault Feedback VSD Module Key error main loop counter D1 03 VSD module Fault Feedback VSD Module No feedback for max number D3 O2 Fault Feedback O2 Module Basic unit has detected a wrong stage of the O2 module Check CAN cab...

Страница 249: ... parameters depending on the selected type of fuel F1 01 BU Internal Fault Basic Unit F1 02 BU Internal Fault Basic Unit F1 03 BU Internal Fault Basic Unit F1 04 BU Internal Fault Basic Unit F1 05 BU Internal Fault Basic Unit F1 06 BU Internal Fault Basic Unit Internal fault calculation of precontrol Undefined value in the curves used for the calculation F1 07 BU Internal Fault Basic Unit Internal...

Страница 250: ...ic code Device Display Meaning for the LMV5x system Troubleshooting 3 01 BU Missing or faulty Control Pa rameters PID parameter for controller algorithm missing Check controller parameters 1 If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective module 2 If fault occurs sporadically Improve EMC If fault occurs constantly Replace defective module ...

Страница 251: ...se of startup Pressure switch max Load controller external Magnetic clutch oil pump Reset Fuel selection Air pressure switch APS Heavy oil direct start Closed Gas Oil Int Gas Oil Open 3 Plant ON OFF Gas ramp ACT3 ACT4 5 ACT2 ACT1 5 3 r14 r13 BC Ph AC 230 V Inputs QRB ION Flame signal amplifier CAN bus Info and power supply 2 2 2 2 2 Screen Fu earth BUS PELV 10 11 V 3 V 2 V 1 SV or preheater startu...

Страница 252: ... of fuel burnt The function offers 2 choices Air damper or VSD Parameter Aux Actuator deactivated activeDamper active VSD The Damper configuration corresponds to the previous function of the LMV51 000A2 and LMV51 100A2 If VSD active is configured it is used in place of the auxiliary actuator This means that with all curve and position settings Auxiliary refers to the VSD Owing to the system charac...

Страница 253: ...isplay appears on the AZL5 If that is the case over a longer period of time Safety Time Ratio Control the LMV5x 2 will be shut down and the message Special Position not reached or Speed not reached will appear Speed control is active for speeds 8 18 1 1 Inputs outputs MOTOR SPEED INPUT OIL GAS 1 X70 1 X71 FUEL COUNTER INPUT 1 X72 X73 1 FREQUENCY CONVERTER Usensor Pulse IN 0 Reserve FE Usensor Puls...

Страница 254: ...100 m sensor line must be run separately All inputs and outputs of the VSD module comply with the requirements for protective extra low voltage Hence the mains voltage section must strictly be segregated Sensor disk and speed sensor can be ordered in the form of accessory set AGG5 310 7550z05E 0702 ø 94 0 1 34 0 1 8 ø 50 ø 4 3 2x Number of protrusions 3 Angular steps 60 120 180 Accuracy 2 End of f...

Страница 255: ... of motor connected The times set for the acceleration and deceleration ramps must be shorter than the times of the ramps parameterized for the LMV5x 2 with electronic fuel air ratio con trol Example Ramp of 10 seconds VSD ramps to be set to 7 seconds The motor must be able to follow the parameterized VSD ramp If this is not observed the predefined speeds will not be reached within the respective ...

Страница 256: ... on the menu Ratio Control Settings Gas Oil Curve Parameters Then the VSD will be controlled at 95 A reserve of 5 is left enabling the VSD module to safely reach the 100 speed in situations where environmental conditions may change Once the motor speed has stabilized that speed will then be standardized In other words that speed will represent 100 That speed can be read using parameter Standardize...

Страница 257: ...dum 3 Variable speed drive VSD module 13 08 2004 If oscillations occur during extensive running times the settling time between accelera tion ramp and speed measurement can be extended to overcome the problem Parameter Settling Time in x 25 ms Value of 16 means 16 25 ms 400 ms 0 4 s Settling time ...

Страница 258: ...changed the fol lowing setting procedure is required on the following menu Params Display VSD Module Configuration Fuel Meter Pulse Value Gas or Params Display VSD Module Configuration Fuel Meter Pulse Value Oil The pointer indicates the unit to be selected 1 m3 1ft3 P u l s e V a l u e G a s C u r r 3 0 0 0 0 1 m 3 3 0 0 0 0 The proposed unit can be changed with SELECT When pressing Enter the poi...

Страница 259: ...hed The maximum frequency is 300 Hz when fuel throughput is at its maximum Parameter Curr Flow Rate 18 1 7 Process data In its operating position the VSD module records data that show how well the system components work together LMV5x 2 VSD module VSD motor and BU These data can only be read The Maximum static deviation indicates the greatest speed deviation that occurred during a drive command in...

Страница 260: ...s Selection of 4 will take you to S t a n d a r d p a r a m e t e r i z a t i o n A u x i l i a r y A c t u a t o r Here the function of the auxiliary actuator can be separately selected for each type of fuel deactivated activeDamper VSD active A u x A c t u a t o r C u r r d e a c t i v a t e d N e w V S D a c t i v a t With VSD active the VSD takes the place of the auxiliary actuator menus Aux A...

Страница 261: ...D Siemens SED2 1 5 35 B Danfoss VT2807 In operation VSDs produce electromagnetic interference For this reason to ensure EMC of the entire system the instructions provided by the manufacturers must be ob served Siemens Operating Instructions EMC compatible installation Danfoss Technical Brochure Radio Interference Suppression Filters Data Sheet of Danfoss EMC filter for long motor cables When using...

Страница 262: ...e speed drive Variable speed drive module LMV5 X70 1 Power supply for speed sensor Reference ground Power supply for fuel counter Input fuel counter FUEL COUNTER INPUT OIL X73 5 X73 6 X73 4 Alarm input Release of FC FE 1 2 3 1 1 3 3 2 Sensor connections optional 1 Inductive NAMUR proximity switch 2 Reed contact 3 Inductive DC voltage proximity switch with pnp transistor 2 3 21 5 9 Example 1 VSD Si...

Страница 263: ...ower supply for fuel meter approx DC 10 V max 45 mA PIN2 x Fuel meter input gas Uin max DC 10 V Uin min high level DC 3 V Uin max low level DC 1 5 V PIN3 x Reference ground X71 Usensor FE 2Wire Pulse IN 3Wire PNP PIN4 x Functional earth for shield connection PIN1 x Power supply for fuel meter approx DC 10 V max 45 mA PIN2 x Fuel meter input oil Uin max DC 10 V Uin min high level DC 3 V Uin max low...

Страница 264: ...ontrol of a VSD and acquisition of cumulated fuel consumption and current fuel throughput The LMV52 system uses an O2 sensor QGO20 an external O2 module and the standard components of the LMV51 sys tem The PLL O2 module is a detached measuring module for the QGO20 sensor and for 2 temperature sensors Pt1000 LG Ni 1000 The module communicates with the LMV52 via CAN bus The fuel meters must be conne...

Страница 265: ...burner is set This means that the controller must only become active when environmental conditions temperature pressure change and not when the burner load changes 19 2 1 Air rate reduction Positioning angle Load 7550d34e 0903 Fuel damper Air damper Air rate Fuel rate Due to the air rate reduction the O2 trim controller reduces the amount of air For that purpose the air influencing actuators will ...

Страница 266: ... gas is influenced by the fan pressure a reduction of the air volume can simultaneously lead to an increase in the amount of gas In practice this results in a more pronounced change of the lambda value If the change of lambda value is twice the theoretical value an air rate change of 10 produces a value of λPraxis 0 8 λneu λalt corresponding to a lambda factor of 2 From the lambda values of the ra...

Страница 267: ...10 will offset an air density change of 10 19 3 1 Calculation of precontrol Based on the settings for O2 trim control the system becomes familiar with the charac teristics and behavior of the burner The lambda factor which is taken into considera tion when calculating the air rate reduction reflects these values which are gained from practical experience Precontrol can be calculated in 2 different...

Страница 268: ...st have reached its operating temperature If not startup will be prevented If the O2 monitor responds or if an error occurs in connection with O2 measurement the O2 module or the O2 sensor safety shutdown will take place followed by a repeti tion if possible otherwise lockout conAutoDeac Both the O2 trim controller and the O2 monitor are active option automatic deactivation Startup takes place bef...

Страница 269: ...g Parameter O2Ctrl Guard O2 guard O2 control start prevention will take place until the O2 sensor has fully assumed its operating tem perature followed by burner startup O2 trim control in the operating position will be ac tivated the moment the controller locking time has elapsed With parameter setting Parameter O2Ctrl Guard conAutoDeac the burner will immediately be started up O2 trim control in...

Страница 270: ...from the iner tia of boiler operation If the load difference between actual load and delayed actual load exceeds a certain adjustable limit a load change will be detected When the dif ferential drops below the limit again another waiting time of 2 delay time will be added before the contoller is released The limit of the load difference can be set by the user Parameter LoadCtrlSuspend Setting rang...

Страница 271: ...ase of the O2 value in The increase is made in relation to the setpoint Example O2 offset oil 0 5 setpoint 1 4 Ö In the event of a load change the O2 value reached will be 1 9 When firing on oil Parameter O2 OffsetOil When firing on gas Parameter O2 OffsetGas The increase is made via the controller s manipulated variable The current O2 value is considered when calculating the increase Actual O2 va...

Страница 272: ...tpoint in the direction of the O2 min value the ma nipulated variable will be abruptly increased if predefined thresholds are exceeded more air supply Example Setpoint Min value 1 2 3 4 Progression of O2 value 3 5 7550d35e 0903 a O2 value exceeds of the differential between setpoint and min value manipu lated variable is increased by 3 b O2 value exceeds of the differential between setpoint and mi...

Страница 273: ...s from be ing compared with old O2 values the O2 min values used by the O2 monitor are de layed by Tau as acquired during adaption using a software timing element PT1 19 5 2 Switch off criteria If a the actual O2 value falls for 3 seconds below the O2 min value delayed via the PT1 timing element or b the actual O2 value falls for 3 seconds below the smallest parameterized O2 min value one of the f...

Страница 274: ...t after 23 hours as soon as such stationary val ues are available If this is not the case after 24 hours the load will be frozen in op eration so that the test can be made If the system is in standby mode the test will be performed during the next startup phase maximum 3 repetitions If the test is negative the system s response will be one of the following depending on the parameter setting of O2C...

Страница 275: ... cell For this reason the correct setting of the air s O2 content is safety related Parameter O2 Content Air If the O2 content lies outside the tolerance band of 2 one of the following reactions will take place depending on the parameterization of O2Ctrl Guard Parameter O2Ctrl Guard auto deact man deact O2 guard O2 control conAutoDeac man deact auto deact O2 trim controller and O2 monitor are deac...

Страница 276: ...f an O2 sensor a combustion air and flue gas temperature sensor is connected and activated the combustion efficiency will be calculated and displayed Parameter Combustion air temperature sensor NoSensor Pt1000 LG Ni1000 Parameter Flue gas temperature sensor NoSensor Pt1000 LG Ni1000 To ensure that the calculation will be made correctly the fuel parameters must be se lected and set in accordance wi...

Страница 277: ...ns connection facility 19 8 1 Inputs and outputs Mounting panel shielding connection Communication and power supply for LMV52 Mounting panel shielding connection Communication and power supply Temperature sensor 7550a14e 0903 Temporary connection of AZL5 Mains connection QGO heating Temp comp QGO Power supply temp comp GND Thermocouple GND Nernst voltage Temperature sensor 1 X84 12VAC1 12VAC2 CANH...

Страница 278: ... supply for O2 module AC12V 10 15 50 60 Hz Fuse max 4 A PIN 5 GND x Signal reference PIN 4 CANL x Communication signal PIN 3 CANH x Communication signal DC U 5 V Rw 120 Ω Level to ISO DIS 11898 PIN 2 12VAC2 x AC supply for O2 module X85 PIN 1 12VAC1 x AC supply for O2 module AC12V 10 15 50 60 Hz Fuse max 4 A Combustion air flue gas temperature sensor PIN 3 x Shield connection PIN 2 x Signal refere...

Страница 279: ...ANH CANL GND SHIELD 12VAC1 12VAC2 CANH CANL GND SHIELD AZL5 FE FE SQM4 LMV52 brown brn white wh yellow yl green grn black blk brown brn white wh yellow yl green grn black blk Flue gas temperature PLL52 PLL52 X7 3 Shielding connection X7 2 Signal reference X7 1 Temperature sensor Pt LG Ni 1000 Supply air temperature FE Bus connection GND M Thermocouple B2 Power supply temperature compensation G2 Te...

Страница 280: ... at the end of the bus line the CAN bus termination must be acti vated 19 9 Configuration of O2 module The connected sensors are to be configured via the AZL5 The O2 sensor connected to terminals X81 X89 02 must be parameterized Parameter O2 Sensor NoSensor QGO20 The combustion air temperature sensor connected to terminal X87 must be parameter ized Parameter Combustion air temperature sensor NoSen...

Страница 281: ...ontrol must be readjusted Parameter Air actuator deactivated activated air influen Parameter Auxiliary actuator 1 deactivated activated air influen Parameter Auxiliary actuator 2 deactivated activated air influen Parameter Auxiliary actuator 3 deactivated activated air influen Parameter VSD deactivated activated air influen deactivated Actuator is not active activated Actuator is active but has no...

Страница 282: ...er VatrNmin Flue gas volume dry with stoichiometric combustion λ 1 in m flue gas dry per m gas or in m flue gas dry per kg oil This value is used for calculating O2 trim control precontrol or the combustion efficiency Parameter A2 This value is used for calculating the combustion efficiency It is in compliance with the definition given in the first BimScHV Parameter B 1000 This value is used for c...

Страница 283: ...he curvepoints should be linear When O2 trim control is activated precontrol will transfer any nonlinearity to the actual O2 value When adjust ing the load the actual O2 value fluctuates about the O2 setpoint Check the linearity of the O2 progression by approaching the loads between the curvepoints If the O2 ratio value has such nonlinearities they can be corrected by setting intermediate curve po...

Страница 284: ...Measuring the O2 min values by lowering the air rate On the first line select the point number and confirm with Enter Now select line P Air Man and confirm After confirmation with Enter the ratio control system approaches this point on the parameterized ratio curve that is air rate reduction P Air Man will be set to 0 The display on the second line changes to Actual O2 Value which will then be dis...

Страница 285: ...trol does not approach any load below point 2 The system approaches the selected point on the ratio curve P o i n t 2 O 2 R a t i o C o n x x x x O 2 S e t p o i n t x x x x S t a n d V a l x x x x The display will change During this step the system acquires the O2 value on the ratio curve The actual O2 value is displayed and the operator is prompted to confirm when a stable O2 value has been reac...

Страница 286: ...er load readjust ment and the min value delay for the O2 monitor will be calculated To measure the time constant τ the burner will be driven back to the ratio curve With the other curve points the system returns to the ratio curve without adaption after setting the O2 set point After setting all points O2 trim control can be activated 19 11 6 Checking and changing the controller parameters The ada...

Страница 287: ... control Example 1 2 3 4 5 6 O2 100 Load Curvepoints O2 ratio control O2 setpoint O2 min value Change of O2 ratio control due to ambient conditions 7550d31e 0903 1 2 3 4 5 Parameterized load proportional to the fuel rate The burner load parameterized at the curvepoints must be proportional to the ac tual burner load To make the setting determine the burner load with the help of the fuel counter Cu...

Страница 288: ...ck the O2 value If the progression is not linear additional curvepoints should be set and the O2 progression should be appropriately corrected 1 2 3 4 5 6 O2 100 Load Linear good progression of O2 O2 ratio control Nonlinear poor progression of O2 Set additional curvepoints 7550d32e 0903 Checking the transfer range between damper and VSD When using several air influencing actuators e g air damper o...

Страница 289: ... 5 O2 If a smaller distance is used the ratio curve must be set as accurately as possible in accordance with subsec tion 19 12 Setting notes Setting O2 ratio control All O2 setpoints must be adjusted under the same environmental conditions It is important to adjust the O2 setpoints at the same ambient temperatures If later individual setpoints are changed all setpoints of the curvepoints must be r...

Страница 290: ...uency 50 60 Hz 6 Power consumption 4 VA Degree of protection IP 54 housing closed Storage DIN EN 60 721 3 1 Climatic conditions class 1K3 Mechanical conditions class 1M2 Temperature range 20 60 C Humidity 95 r h Transport DIN EN 60 721 3 2 Climatic conditions class 2K2 Mechanical conditions class 2M2 Temperature range 30 70 C Humidity 95 r h Operation DIN EN 60 721 3 3 Climatic conditions class 3K...

Страница 291: ...as Electrical connections X89 screw terminals up to 2 5 mm Line lengths 10 m to QGO20 Cross sectional areas refer to description of RPO QGO twisted pairs Combustion air temperature sensor Pt1000 LG Ni 1000 Flue gas temperature sensor Pt1000 LG Ni 1000 QGO20 refer to Data Sheet N7842 Interface communication bus for LMV52 20 Dimensions Dimensions in mm 66 33 19 36 9 41 5 41 5 222 240 83 9 142 160 75...

Страница 292: ...n the AZL5 will display Pro gramstop active 21 1 2 Deactivating the alarm The alarm relay can be deactivated via the menu of the AZL5 which means that the actual lockout or start prevention will be maintained Deactivation remains active until the next lockout reset system reset or startup occurs Then normal alarming will be resumed that is deactivation of the alarm applies to the current alarm 21 ...

Страница 293: ...of the basic card has been changed from V02 20 to V02 30 The following changes have been introduced 21 1 11 Driving to the low fire positions After ignition first the positions of curvepoint P1 will be approached independent of whether or not the minimum load has been set to a higher value Once the positions of P1 are reached the set minimum load will be approached 21 2 Basic unit LMV52 Introducti...

Страница 294: ... load Shutting the burner down no impact on signal Manipulated variable input multistage burner Stage 1 5 mA or 2 5 V Stage 2 10 mA or 5 V Stage 3 15 mA or 7 5 V Switching thresholds at 7 5 mA and 12 mA with 0 5 ma hysteresis 3 75 V and 6 25 V with 0 25 V hysteresis Burner shutdown at 5 mA not used 3 mA Open circuit Load output multistage Burner off 4 mA Stage 1 5 mA Stage 2 10 mA Stage 3 15 mA Th...

Страница 295: ...i Eing2TempBerEnde Measuring TempSensor Eing2DruckBerEnde Measuring PressSensor Eing3Konfig_I U External input X62 U I Eing3MinSollwert External setpoint min Eing3MaxSollwert External setpoint max 21 4 3 Fuel counter with reading in liters A blank has been introduced between the value and the unit 21 4 4 Preventing the transfer of parameter copies from new basic units to the backup memory of the A...

Страница 296: ... actuator faults The AZL5 indicates a new fault carrying code 0x0E too short ramp time Text message Too short ramp time air actuator Too short ramp time gas actuator oil Too short ramp time oil actuator Too short ramp time auxiliary actuator 1 Too short ramp time auxiliary actuator 2 only LMV52 Too short ramp time auxiliary actuator 3 only LMV52 ...

Страница 297: ...1 forced intermittent operation 48 fuel valve control program 31 Fuel valve control program 29 32 33 fuel valve program 27 function diagrams 75 functioning principle of O2 trim control 265 functions diagrams 80 I inputs outputs 24 installation 191 194 interface 291 interface for BACS 21 Interface for LMV52 systems 21 L legend to fuel trains 27 legend to the sequence diagrams 59 Legend VP leakage r...

Страница 298: ...08 2004 special functions during the program sequence 47 standard parameter set 166 standard parameterizations 102 stepper motor 20 22 supplied parameter set 293 system configuration 150 T technical data 35 201 290 temperature limiter function 85 167 time parameters 44 W writing parameters 95 ...

Страница 299: ...on LMV5 CC1P7550en HVAC Products 21 Revision history 13 08 2004 Siemens Building Technologies Production GmbH Berliner Ring 23 D 76437 Rastatt Tel 0049 7222 598 0 Fax 0049 7222 53182 www landisstaefa com 2004 Siemens Building Technologies Subject to change ...

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Siemens LMV51 Series, Основная документация

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