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Siemens AGM60.4A9 Basic Documentation Download Page 114

 

114/248 

Building Technologies Division 

Basic documentation LMV36... 

CC1P7544en 

Infrastructure & Citiies Sector 

11 Electronic fuel-air ratio control 

25.09.2013 

11.3.5  Limitation of modulation range 

 
If the modulation range shall be further restricted from 20 to 100% against the defined 
curve, 4 parameters are available to define a new low-fire and high-fire position. 
 

No. Parameter 

545 

Lower output limit 
undefined = 20 % 

565 

Fuel 1: Lower output limit 
undefined = 20 % 

546 

Upper output limit 
undefined = 100 % 

566 

Fuel 1: Upper output limit 
undefined = 100 % 

 

20

 % L

ow

-fi

re

Low

e

r output 

lim

it P5

45

Uppe

r o

ut

put

lim

it P

54

6

10

0 %

 Hi

g

h-f

ire

VSD

 

Figure 75: Restriction of modulation range 

 

Summary of Contents for AGM60.4A9

Page 1: ...sion Infrastructure Citiies Sector LMV36 AGM60 LMV36 520A1 AGM60 4A9 Basic unit with integrated fuel air ratio control for forced draft burners Basic Documentation The LMV36 AGM60 and this Basic Documentation are intended for OEMs which integrate the units in their products ...

Page 2: ...2 248Building Technologies Division Basic Documentation LMV36 CC1P7544en Infrastructure Citiies Sector 25 09 2013 ...

Page 3: ...rastructure Citiies Sector 25 09 2013 Supplementary documentation User Documentation Modbus AZL2 A7541 Environmental Product Declaration LMV2 LMV3 E7541 Installation and Operating Instructions PC Software ACS410 J7352 Data Sheet LMV3 N7544 Product Range Overview LMV2 LMV3 Q7541 ...

Page 4: ...4 248Building Technologies Division Basic Documentation LMV36 CC1P7544en Infrastructure Citiies Sector 25 09 2013 ...

Page 5: ...structure function description 23 2 1 LMV36 23 2 2 For North American 23 2 3 General information 24 2 4 AGM60 25 2 4 1 Electrical connections of fuel actuators 25 2 4 2 Continuous operation 26 2 4 3 Fuel changeover 26 2 4 4 Extra fuel selector 26 3 Type summary 27 3 1 LMV36 27 3 2 AGM60 27 3 3 Fuel selector 27 4 Technical data 28 4 1 LMV36 basic unit 28 4 1 1 Terminal loading Inputs 28 4 1 2 Termi...

Page 6: ...ch for gas valve proving P LT X9 04 49 7 3 6 Gas pressure switch min Pmin start release gas X5 01 50 7 3 7 Oil pressure switch min Pmin X9 04 X5 01 on AGM60 51 7 3 8 Setting the time for checking the pressure switch 52 7 3 9 Gas oil pressure switch max Pmax or POC contact start release oil X5 02 53 7 3 10 Fuel selection 56 7 3 11 Reset X8 04 pin 1 56 7 4 Digital outputs 57 7 4 1 Output alarm type ...

Page 7: ...pilot ignition Lo Gp 93 7 7 6 Legend to sequence diagrams 94 7 7 7 Legend to the sequence diagrams 94 8 AGM60 97 8 1 System with AGM60 and one fuel actuator 97 8 2 System with AGM60 and two fuel actuators 97 8 3 Connecting cable between AGM60 and LMV36 basic unit AGV61 100 cable 98 9 Selection of operating mode 99 9 1 Deleting curves 102 10 Connection to load controllers 103 10 1 Controller on con...

Page 8: ... actuator positions 126 12 6 Changing the error detection band for monitoring the actuator positions 128 12 7 Forced travel 128 12 8 Detection of line interruptions 128 12 9 Protection against mixup of actuator 129 12 9 1 Proposal for implementation 129 13 Fan control 130 13 1 Function principle 130 13 2 Activation of VSD PWM fan 130 13 3 VSD control X74 pin 3 131 13 4 PWM fan control X64 pin 3 13...

Page 9: ...2 20 1 Error classes 152 20 2 Makeup of error history 153 21 Lifecycle function 154 22 Safety notes on use of the AZL2 154 23 Operating the AZL2 unit 155 23 1 Description of unit display and buttons 155 23 2 Meaning of symbols on the display 156 23 3 Brightness of display 156 23 4 Special functions 157 23 4 1 Manual lockout 157 23 4 2 Manual control manual request for output 157 23 5 Timeout for m...

Page 10: ...1 Entry of password 178 28 2 Entry of burner identification 180 28 3 Change of heating engineer s password 181 28 4 Change of OEM s password 182 28 5 Use of parameter level 182 28 6 Structure of parameter levels 183 28 7 Parameters without index with direct display 184 28 7 1 Using the example of parameter 208 Program stop 184 28 8 Parameters without index with no direct display with parameters ha...

Page 11: ...d pneu Gp1 mod pneu and Gp2 mod pneu 203 28 11 8 Interpolation of curvepoints 204 28 11 9 Interpolating the curvepoints 205 28 11 10 Setting of curvepoints for multistage mode Lo 2 stage and Lo 3 stage 208 28 11 11 Warm settings for Lo 2 stage and Lo 3 stage 209 28 11 12 Cold settings for multistage mode Lo 2 stage and Lo 3 stage 213 28 11 13 Intensity of flame during curve settings 213 29 Paramet...

Page 12: ...red through adequate mounting In terms of design stability and protection the cover used must conform to EN 60730 After each activity mounting installation and service work etc check to ensure that wiring is in an orderly state and that the parameters are correctly set Fall or shock can adversely affect the safety functions Such units must not be put into operation even if they do not exhibit any ...

Page 13: ...these actuators the plant must be shut down all polar disconnection When setting up a system with the AGM60 check to ensure that the sensors and actuators are correctly assigned to fuels To ensure safety and reliability of the LMV36 and the AGM60 the following points must also be observed Condensation and ingress of humidity must be avoided Should such conditions occur make sure that the unit is c...

Page 14: ...M4 UNC32 or M5 UNC24 observing a maximum tightening torque of 1 8 Nm and using all 4 fixing points Additional mounting surfaces on the housing are provided to improve mechanical stability These must completely rest on the mounting surface to which the unit is secured The flatness of that mounting surface must be within a tolerance band of 0 3 mm Touch protection of the external fuel selector must ...

Page 15: ...s requires a mounting clip If the unit is screwed on following must be observed The AGM60 switch unit must be secured with fixing screws M4 UNC32 observing a maximum tightening torque of 1 8 Nm and using all 4 fixing points The additional mounting surfaces on the housing must be used they are provided to improve mechanical stability and must fully rest on the mounting surface The flatness of the m...

Page 16: ...0 The plugs of connecting line for the LMV36 must be connected or disconnected only when the plant is dead all polar disconnection since the BCI does not ensure safe separation from mains voltage AGV50 signal cable from LMV36 and AZL2 Since the BCI carries FELV refer to chapter Electrical connection of LMV36 and AGM60 use of the AGV50 signal cable for connection from the LMV36 to the AZL2 is manda...

Page 17: ...in 4 of the AGM60 Connecting cable between LMV36 and AGM60 also refer to chapter Makeup of system Use of this connecting cable is mandatory available as an accessory item refer to chapter Type summary 1 4 Electrical connections of LMV36 and AGM60 For LMV36 and AGM60 the following low voltage categories are in use SELV safety extra low voltage and PELV protective extra low voltage ensure protection...

Page 18: ... connection of flame detectors It is important to achieve practically disturbance and loss free signal transmission Never run the detector cables together with other cables Line capacitance reduces the magnitude of the flame signal Use a separate cable Observe the permissible detector cable lengths The mains powered ionization probe is not protected against electric shock hazard It must be protect...

Page 19: ...must be assigned such that while giving consideration to the combustion chamber fuel pressure temperature and combustion air pressure as well as wear of actuators and controlling elements etc correct operation with sufficient amounts of excess air is ensured across the burner s full output range for an extensive period of time until the next regular inspection is due also refer to chapter Monitori...

Page 20: ...s response time with loss of flame during operation For that purpose manually disconnect the fuel valves from power and check the time from this moment the basic unit requires to turn off power to the valve Turning off power to the valves by the basic unit within the period of time permitted for the respective type of plant e Check the safe operation of the burner while giving consideration to sys...

Page 21: ...the combustion values checked With the LMV36 system it is to be noted that the unit s characteristics are determined primarily by the specific parameter settings rather than the type of unit This means that among other things each time a plant is commissioned the parameter settings must be checked and the LMV36 must not be transferred from one plant to another without adapting the parameter settin...

Page 22: ...arting from the production date given on the type field The AGM60 switch unit has a designed lifetime of 5 000 burner startup cycles which under normal operating conditions in heating mode correspond to approx 10 years of usage starting from the production date given on the type field This lifetime is based on the endurance tests specified in standard EN 230 EN 298 A summary of the conditions has ...

Page 23: ...l with 2 fuel actuators AGM60 switch unit is required Following are integrated in the LMV36 Burner management system complete with valve proving system Electronic fuel air ratio control system for a maximum of 2 SQM3 or SQN1 actuators Control of VSD for air fan Modbus interface Figure 6 Makeup of structure Example Dual fuel burner gas modulating and oil 3 stage 2 2 For North American For intermitt...

Page 24: ...engineer against unauthorized access There is also a COM port which can be accessed from a superposed system such as a building automation and control system BACS A PC with ACS410 software can be connected via the BCI and OCI410 interface Among other features the ACS410 software for dual fuel burner on request affords convenient readout of settings and operating states parameterization of the LMV3...

Page 25: ...el1 Fuel actuator Fuel0 Fuel actuator Fuel1 M Actuator air Fuel selection LMV AGM60 Bild 264e 0309 Figure 7 Connections of fuel actuators 2 4 1 Electrical connections of fuel actuators When using only 1 fuel actuator it must be connected directly to the LMV36 In that case a connecting cable AGV61 100 is not required When using 2 fuel actuators for each type they must be connected to the AGM60 Fuel...

Page 26: ...he LMV36 basic unit for evaluation Note Fuel changeover via the AZL2 or a BAC system is not technically possible Bild 373e 0409 AGM60 Internal fuel selection 1 Internal fuel selection 0 X31 02 0 1 P LMV X5 03 4 3 2 1 1 2 Figure 8 LMV36 with AGM60 Fuel changeover The next burner start after shutdown or safety shutdown takes place with the new type of fuel After fuel changeover any manually selected...

Page 27: ...tuators and integrated valve proving system Product no Mains voltage Parameter set Flame detectors LMV36 520A1 AC 120 V US QRA2 QRA4 QRA10 QRB ION 3 2 AGM60 The AGM60 switch unit is for connection to the LMV36 and used for changeover of valve control and or for handling feedback signals from the 2 types of fuel Product no Mains voltage AGM60 4A9 AC 120 V 3 3 Fuel selector The fuel selector is not ...

Page 28: ...ply Input current depending on the operating state of the unit Undervoltage Safety shutdown from operating position at mains voltage Approx AC 93 V Restart on rise in mains voltage Approx AC 95 V Status inputs Status inputs with the exception of the safety loop of the contact feedback network CFN are used for system supervision and require mains related input voltage Input safety loop Refer to Ter...

Page 29: ...rent 1 A Power factor Cos 0 4 Ignition transformer Rated voltage AC 120 V 50 60 Hz Rated current 1 6 A pilot duty output declaration to UL372 or 250 VA ignition output declaration to UL372 Power factor Cos 0 2 Fuel valves Rated voltage AC 120 V 50 60 Hz Rated current 1 6 A pilot duty output declaration to UL372 Power factor Cos 0 4 Operation display Rated voltage AC 120 V 50 60 Hz Rated current 0 ...

Page 30: ... together with other cables If not observed hum voltage might cause electromagnetic interference Shorter cable length due to closed control loop Specification as per EN 60730 1 Type of shutdown or interruption of each circuit Shutdown with microswitch 1 pole Mode of operation Type 2 B 4 1 5 Cross sectional areas The cross sectional areas of the mains power lines L N and PE and if required the safe...

Page 31: ...quest Location Under the burner hood extra measures required for SKII EN 60730 1 4 3 Environmental conditions Storage DIN EN 60721 3 1 Climatic conditions Class 1K3 Mechanical conditions Class 1M2 Temperature range 20 60 C Humidity 95 r h Transport DIN EN 60721 3 2 Climatic conditions Class 2K2 Mechanical conditions Class 2M2 Temperature range 30 60 C Humidity 95 r h Operation DIN EN 60721 3 3 Cli...

Page 32: ... the more voltage at the ionization probe and thus the detector current drops Long cable lengths plus very highly resistive flames might necessitate low capacitance detector cables e g ignition cable In spite of technical measures taken in the circuitry aimed at compensating potential adverse effects of the ignition spark on the ionization current it must be made certain that the minimum detector ...

Page 33: ...C1P7544en Infrastructure Citiies Sector 4 Technical data 25 09 2013 Ionization probe LMV M C ION X10 05 2 X10 05 1 Legend C Electrolytic capacitor 100 470 µF DC 10 25 V ION Ionization probe M Microammeter Ri max 5000 Measuring circuit for detector current measurement ...

Page 34: ...r technical data refer to Data Sheet N7711 covering QRA4 UV flame detector Operating voltage Max 350 V peak Required detector current in operation Min 70 µA Possible detector current in operation Max 600 µA Permissible length of flame detector cable normal cable laid separately Max 20 m Threshold values when flame is supervised by QRA Start prevention extraneous light Intensity of flame parameter ...

Page 35: ...ctor QRB1B or QRB3S it should be checked whether this type of flame detector is indeed required Increased line capacitance between QRB connection and mains live wire L has an adverse effect on the sensitivity and increases the risk of damaged flame detectors due to overvoltage Always run detector cables separately Threshold values when flame is supervised by QRB Start prevention extraneous light w...

Page 36: ...must ensure degree of protection IP40 to DIN EN 60529 for burner controls by adequate installation of the AGM60 The AGM60 together with the LMV36 is suited for installation under the burner hood or inside a control cabinet or control panel Detection time fuel changeover 400 ms Switching frequency fuel changeover Min 3 s Switching cycles fuel changeover Max 5 000 Perm mains primary fuse externally ...

Page 37: ...or open UN AC 120 V Voltage detection On Off AC 90 132 V AC 40 V 4 5 2 Terminal output Outputs Total contact output Rated voltage AC 120 V 50 60 Hz Refer also Total contact output in chapter Terminal output Outputs Individual contact loads Fuel valve Rated voltage AC 120 V 50 60 Hz Rated current 1 6 pilot duty output declaration to UL732 Power factor Cos 0 4 Safety valve SV magnetic clutch oil pum...

Page 38: ... built in unit fuse of the respective basic unit max 6 3 AT Min cross sectional area 0 75 mm single or multi core to VDE 0100 Cable insulations must satisfy the relevant temperature requirements and environmental conditions 4 5 5 Electrical connections of actuators The ready connected actuator cables must not be extended 4 5 6 Environmental conditions Storage DIN EN 60721 3 1 Climatic conditions C...

Page 39: ...en Infrastructure Citiies Sector 5 Dimensions 25 09 2013 5 Dimensions 5 1 LMV36 Dimensions in mm 230 202 192 141 82 5 22 8 17 3 10 2 16 5 39 3 118 5 122 135 217 202 172 128 5 82 5 27 2 12 5 19 7 60 25 5 53 6 76 6 100 8 118 5 23 5 R100 19 5 Figure 12 Dimensions of the LMV36 ...

Page 40: ...hnologies Division Basic documentation LMV36 CC1P7544en Infrastructure Citiies Sector 5 Dimensions 25 09 2013 5 2 AGM60 Dimensions in mm 5 4 110 43 4 34 170 105 5 4 37 9 120 7 180 7 51 7 Figure 13 Dimensions of the AGM60 ...

Page 41: ... operation parameterization and targeted diagnostics via features menu driven operation When making diagnostics the display shows operating states the type of error and startup meter reading Passwords protect the different parameter levels of the burner boiler manufacturer and heating engineer against unauthorized access ACS410 PC software enabled a simple operation comfortable readout of settings...

Page 42: ...nputs and outputs For exact use of the inputs and the activation of outputs refer to chapter Sequence diagrams LMV Bild 271e 1010 Protective earth PE Ionization probe ION QRB QRC signal voltage QRB QRC GND X10 05 5 4 3 2 1 Figure 14 Flame signal input X10 05 LMV Bild 272 0409 QRA X10 06 1 2 Figure 15 Flame signal input X10 06 Connection choices Ionization probe QRA2 QRA10 QRA4 QRB Flame signal inp...

Page 43: ...f flame detectors refer to chapter Sequence diagrams The flame detector used must be correctly parameterized Caution Continuous operation is possible only when using an ionization probe In the hardware of the LMV36 the flame signals are subdivided into 2 groups group 0 covering types the QRB and group 1 covering ionization and the QRA The flame detector for gas is selected via parameter 221 fuel 0...

Page 44: ...ring into operation 240 Repetition limit value loss of flame 1 No repetition 2 1 Repetition 280 Repetition limit value loss of flame 1 No repetition 2 1 Repetition 340 Repetition limit value loss of flame 1 No repetition 2 1 Repetition 380 Repetition limit value loss of flame 1 No repetition 2 1 Repetition Caution The response time of the flame detector leads to an extension of the second safety t...

Page 45: ...stem 2 1 No flame at the end of safety time 1 TSA1 2 No flame at the end of safety time 2 TSA2 7 2 4 Flame intensity The flame s intensity can be displayed It is standardized from 0 to 100 No Parameter 954 Intensity of flame Note Also refer to chapter Intensity of flame during curve settings 7 2 5 Supervision of flame detector Error code Diagnostic code Meaning for the LMV36 system 93 3 Short circ...

Page 46: ...Water shortage Si L 1 2 3 4 5 Figure 16 Safety loop optional pressure switch max Pmax X3 04 For diagnostic purposes the contacts of the components included in the safety loop and the burner flange contact are combined for delivering the safety loop signal If there is no such signal the system initiates safety shutdown in any event If with Load controller ON there is no signal from the safety loop ...

Page 47: ...he internal input message Heat request is generated A heat request exists when the external controller signal is pending and depending on the configuration a load controller calls for heat refer to chapter Connection of load controllers When there are no more requests for heat the burner shuts down The fuel valves are closed either immediately when the timer has elapsed or when the low fire positi...

Page 48: ...essure switch This may necessitate a special approval depending on the type of application LMV Bild 277e 1010 X3 02 Air pressure switch LP L for air pressure switch LP 2 1 Figure 19 Air pressure switch APS X3 02 No Parameter 235 Air pressure switch 1 active 2 active except phase 60 66 pneumatic operation only 335 Fuel 1 Air pressure switch 1 active 2 active except phase 60 66 pneumatic operation o...

Page 49: ...g on shutdown 3 valve proving on startup and shutdown Pressure switch valve proving PLT or oil pressure switch min Pmin LMV Bild 370e 1010 3 2 1 P LT Figure 20 LMV36 Pressure switch valve proving gas P LT X9 04 Pressure switch valve proving PLT or oil pressure switch min Pmin LMV 3 2 1 1 Bild 372e 1010 Oilmin 1 to basic unit Fuel 1 Fuel 0 1 1 1 2 3 4 5 3 2 1 3 2 1 AGM60 Figure 21 LMV36 with AGM60 ...

Page 50: ... be operated without pressure switch min This may necessitate a special approval depending on the type of application No Parameter 214 Max time start release 285 Oil Gas pressure switch min with Lo Gp 0 inactive 1 active During the safety times TSA1 TSA2 the signal received from pressure switch min is only assessed after a certain period of time in order to ignore the pressure shocks that occur th...

Page 51: ...ries with the pressure switch When selecting Valve proving via pressure switch min parameter 236 function Start release gas is not supported 7 3 7 Oil pressure switch min Pmin X9 04 X5 01 on AGM60 Input for connection of a pressure switch min for oil If the plant does not require a pressure switch min a wire link between terminal 2 and terminal 3 must be fitted Caution The OEM must check to see wh...

Page 52: ...A1 TSA2 the signal from pressure switch min is only assessed after a certain period of time in order to ignore the pressure shocks that occur the moment the valves open The time to elapse for signal assessment can be parameterized No Parameter 269 Oil Time to respond to pressure faults within safety time 1 TSA1 and safety time 2 TSA2 369 Fuel 1 oil Time to respond to pressure faults within safety ...

Page 53: ...sure switch max a wire link must be fitted between pin 2 and 3 Caution The OEM must check to see whether the burner can be operated without pressure switch max This may necessitate a special approval depending on the type of application LMV Bild 279e 1010 X5 02 Pmax POC Protective earth PE Pressure switch max or POC L for pressure switch Figure 25 LMV36 Gas oil Pressure switch max Pmax or POC X5 0...

Page 54: ...e switch max must not be fitted between the valves but downstream from them Gas pressure switch max In all types of gas trains the maximum gas pressure is monitored from phase 40 If the maximum gas pressure is exceeded the system initiates lockout Error code Diagnostic code Meaning for the LMV36 system 14 0 POC open 1 POC closed 21 0 Pressure switch max Pmax Max gas pressure exceeded During the sa...

Page 55: ...occur the moment the valves open No Parameter 269 Oil Time to respond to pressure faults within safety time 1 TSA1 and safety time 2 TSA2 369 Fuel 1 oil Time to respond to pressure faults within safety time 1 TSA1 and safety time 2 TSA2 The terminal can also be used for POC Proof of Closure refer to chapter Sequence diagrams No Parameter 277 Oil Pressure switch max POC input 0 inactive 1 pressure ...

Page 56: ...utdown the new fuel is used After fuel changeover any manually selected output or output called for by the BAC system is cancelled and automatic operation is activated thus enabling an automatic restart with the new fuel if there is a request for heat Exception The manual off function for manual output and burner off output 0 via the BAC system are maintained Bild 373e 0409 AGM60 Internal fuel sel...

Page 57: ...utput alarm X3 05 Output for connection of an alarm lamp or horn The output is activated when the unit is in the lockout position phase 00 This output can also be used to indicate start prevention 7 4 2 Fan motor contactor type SI X3 05 pin 1 LMV Bild 283e 1109 X3 05 Fan motor contactor Figure 30 Fan motor contactor X3 05 Output for control of a fan power contactor 200 VA In accordance with the se...

Page 58: ...e preignition time in phase 38 can be parameterized No Parameter 226 Gas Preignition time 326 Fuel 1 gas Preignition time Oil When firing on oil there is a choice of short and long preignition same as with gas No Parameter 281 Oil Point in time oil is ignited 0 short preignition Ph38 1 long preignition with fan Ph22 381 Fuel 1 oil Point in time oil is ignited 0 short preignition Ph38 1 long preign...

Page 59: ... 02 Fuel valve 1 V1 Auxiliary terminal V1 for series connection of two AC 115 V valves Protective earth PE Figure 33 LMV36 Output fuel valve V1 X8 02 LMV Bild 287e 0409 X8 02 Fuel valve 1 V1 Auxiliary terminal V1 for series connection of two AC 115 V valves Protective earth PE AGM60 V3 X8 02 X24 04 V1 N PE PE N V2 V1 V1 V1 1 2 3 4 1 2 3 4 1 2 3 4 5 4 3 2 1 Figure 34 LMV36 with AGM60 Output fuel va...

Page 60: ...9e 0409 X7 01 Fuel valve 2 V2 Protective earth PE AGM60 V3 X8 03 V2 N PE X24 04 PE N V2 V1 V2 V2 1 2 3 4 1 2 3 4 1 2 3 4 5 3 2 1 Figure 36 LMV36 with AGM60 Output fuel valve V2 X7 01 LMV Bild 290 0409 X7 02 Brennstoffventil 3 V3 Schutzleiter PE Pilotventil PV Figure 37 LMV36 Output fuel valve V3 pilot valve PV X7 02 Outputs for connection of the gas or oil valves depending on the selected type of ...

Page 61: ...agnetic clutch Protective earth PE AGM60 V3 X6 02 X24 06 1 2 3 1 2 3 1 2 3 4 5 3 2 1 Figure 39 LMV36 with AGM60 Output safety valve SV magnetic clutch X6 03 Output for connection of an oil shutoff valve oil connection valve or safety valve for liquefied gas The output is connected parallel to the output for the fan 7 4 7 Output for indication of operation X8 04 pin 2 LMV Bild 294e 0409 X8 04 Indic...

Page 62: ...ction of detector or pressure signal e g homerun preignition Lo 225 Gas Prepurge time 226 Gas Preignition time 227 Gas Safety time 1 TSA1 229 Gas Time to respond to pressure faults within safety time 1 TSA1 and safety time 2 TSA2 230 Gas Interval 1 231 Gas Safety time 2 TSA2 232 Gas Interval 2 233 Gas Afterburn time 234 Gas Postpurge time no extraneous light test 242 Gas Valve proving evacuation t...

Page 63: ... 343 Fuel 1 gas Valve proving time test atmospheric pressure 344 Fuel 1 gas Valve proving filling time 345 Fuel 1 gas Valve proving time test gas pressure 346 Fuel 1 gas Waiting time gas shortage 348 Fuel 1 gas Postpurge time 3 abortion if load controller On 365 Fuel 1 oil Prepurge time 366 Fuel 1 oil Preignition time 367 Fuel 1 oil Safety time 1 TSA1 369 Fuel 1 oil Time to respond to pressure fau...

Page 64: ...lve 1 V1 and fuel valve 2 V2 237 Gas Pressure switch max POC input 0 inactive 1 pressure switch max 2 POC 3 pressure switch valve proving 241 Gas Execution valve proving 0 no valve proving 1 valve proving on startup 2 valve proving on shutdown 3 valve proving on startup and shutdown 242 Gas Valve proving evacuation time 243 Gas Valve proving time test atmospheric pressure 244 Gas Valve proving fil...

Page 65: ...eginning of the test phase PW in mbar Overpressure set on the pressure switch normally 50 of the gas inlet pressure Patm in mbar Absolute air pressure 1013 mbar normal pressure V in l Volume between the valves test volume including valve volume and pilot pipe if present Gp1 mod tTest in s Test time 7 5 3 Valve proving with separate pressure switch P LT X9 04 P LT P LT Bild 410e 1010 P min Figure 1...

Page 66: ...1 ON Input output signal 0 OFF Input permissible signal 1 ON or 0 OFF Performing valve proving via gas pressure switch min affects the program sequence as follows see Addendum Sequence diagram G a Valve proving on startup Gas pressure switch min gas shortage test is not sampled in phase 22 but during valve proving at the end of the filling time b Valve proving on shutdown deactivated Gas pressure ...

Page 67: ... valves and the safety relay fan are deenergized but lockout does not yet take place The alarm relay is not yet activated If possible or permitted safety checks or repetition counter checks are made whose results decide on the transition to Lockout phase or Standby The duration of the safety phase is dynamic depending on the extent of testing the maximum time being 30 seconds This process is aimed...

Page 68: ...onstitute an Emergency OFF function When making a reset the following actions are carried out Alarm relay and fault display are switched off The lockout position is cancelled The unit makes a reset and then changes to standby The system can be reset in 3 different ways 1 Reset on the AZL2 display and operating unit If the unit is in the lockout position a reset can be made by pressing the Info but...

Page 69: ...on is pressed for 1 6 seconds a change to the lockout position takes place If this response is not desirable it is possible to tap the supply for the reset button from the alarm output thus achieving the same response as described above under 1 Error code Diagnostic code Meaning for the LMV36 system 167 1 Manual lockout by contact Without manual lockout With manual lockout Bild 376 0409 X8 04 Rese...

Page 70: ...et contact on the LMV36 basic unit X8 04 pin 1 is pressed the unit locks out manually The time from occurrence of prevention of startup to indication by the alarm contact equals the time to the display on the AZL2 7 5 5 3 Possible preventions of startup On the normal display error code 201 is translated to text display OFF UPr0 or OFF UPr1 UPr unprogrammiert not programmed the numerical value appe...

Page 71: ...tion counter No Parameter 194 Repetition limit no flame at the end of safety time TSA 1 no repetition 2 4 1 3 repetitions Recharging time Entering into operation 196 Repetition limit air pressure failure 1 no repetition 2 1 repetition Recharging time End of Shutdown phase 24 hours continuous operation 215 Repetition limit safety loop 1 no repetition 2 15 1 14 number of repetitions 16 constant repe...

Page 72: ... manually locked and then reset Functions with fixed repetition counters These counters cannot be set Meaning Settings Unit Basic setting Number of repetitions in the event of error Speed standardization VSD Speed error Referencing error actuator Positioning error actuator Recharging time End of Shutdown phase 3 Number of repetitions in the event of error Relay Relay control Recharging time End of...

Page 73: ...rameter No Parameter 222 Gas Prepurging 0 inactive 1 active 322 Fuel 1 gas Prepurging 0 inactive 1 active When prepurging is activated it is performed in accordance with the adjusted prepurge time If not activated it is nevertheless performed of the following conditions apply Alterable lockout position After an off time of 24 hours In the event of a power failure power on In the event of shutdown ...

Page 74: ...tandard valve proving parameter 236 1 If the gas pressure is too low startup is aborted in phase 22 No Parameter 246 Gas Waiting time gas shortage 346 Fuel 1 gas Waiting time gas shortage If gas shortage occurs with the last of the parameterized number of start attempts the system initiates lockout No Parameter 223 Repetition limit value gas pressure switch min 1 no repetition 2 15 1 14 number of ...

Page 75: ...em halts at one of the program stops a message appears on the display of the AZL2 Example C 204 alternating with d 24 corresponding to program stop in prepurge position Figure 41 Message in the case of program stop 7 5 5 8 Forced intermittent operation 24 hours When forced intermittent operation is activated the unit shuts down for a moment after 23 hours and 45 minutes of uninterrupted operation ...

Page 76: ...operates continuously in all phases For that purpose the fan motor contactor is to be connected to X3 05 pin 3 tapped after the unit fuse and the safety loop For checking the air pressure switch a pressure switch relief valve must be connected to fan output X3 05 pin 1 When output X3 05 pin 1 is activated the relief valve diverts the fan pressure to the air pressure switch and when deactivated ens...

Page 77: ...viously active Now the LMV36 shuts the fuel valves leading to loss of flame The evaluation is made by the basic unit by measuring the time the system requires from fuel valve shutdown until loss of flame is detected Then the measured value is available as a diagnostic code in connection with error C 7 loss of flame The resolution is 0 2 seconds Example The display of C 7 D 10 means that the time r...

Page 78: ...ated via start prevention in standby mode LMV Bild 429e 0913 X3 05 K1 N K2 N K3 N K2 K3 K1 L Fan normal operation Fan continuous purging Figure 43 Application example of purging in the lockout position with fan but without VSD The duration of purging in the lockout position can be set via the delay time of K3 Attention When the Purging in the lockout position function is used the fan may only be p...

Page 79: ...1 V2 Direct ignition G Program P max P min P LT Figure 45 Gas direct ignition 1 1 SV V1 V2 Program Gp1 Gas pilot PV Figure 46 Gas pilot ignition 1 SV P max SA V2 Program Gp2 Gas pilot P min PV V1 P LT 1 1 Figure 47 Gas pilot ignition 2 Gas direct ignition Operating mode 1 7 14 19 Gas pilot ignition 1 Operating mode 2 8 15 20 Gas pilot ignition 2 Operating mode 3 9 16 21 ...

Page 80: ... 0309 Figure 48 Gas fuel valve control program Legend for fuel trains Not used 1 For the valve proving function the pressure switch min Pmin is located between the fuel valve V1 V2 LO Light oil No Normally Open P LT Valve proving Pmax Pressure switch max Pmin Pressure switch min PV Pilot valve SA Actuator SV Safety valve outdoors TSA Safety time V Fuel valve Fuel valve control program ...

Page 81: ... burner LO Program P min V1 Figure 49 Light oil direct ignition multistage 2 stage burner LO Program P min V1 V2 Figure 50 Light oil direct ignition 2 stage 3 stage burner LO Program P min V1 V2 V3 Figure 51 Light oil direct ignition 3 stage Light oil direct ignition multistage Operating mode 5 17 Operating mode 5 17 Operating mode 6 18 ...

Page 82: ...igure 53 Light oil ignition modulating Light oil transformer for direct ignition LO V3 V2 MIN Air damper position Stage operation Figure 54 Light oil direct ignition fuel valve control program Legend for fuel trains 1 Series connection of 2 DC 115 V valves LO Light oil No Normally Open LK Air damper P LT Valve proving Pmax Pressure switch max Pmin Pressure switch min PV Pilot valve SA Actuator SV ...

Page 83: ...N MAX V3 PV V1 V2 TSA2 TSA1 Bild 308e 0114 Figure 56 Light oil direct ignition fuel valve control program Legend for fuel trains 1 For the valve proving function the pressure switch min Pmin is located between the fuel valve V1 V2 LO Light oil No Normally Open LK Air damper P LT Valve proving Pmax Pressure switch max Pmin Pressure switch min PV Pilot valve SA Actuator SV Safety valve outdoors TSA ...

Page 84: ... max M P min V2 Figure 58 Light oil direct ignition modulating with shutdown facility for adjustable head Light oil transformer for direct ignition LO 2V Figure 59 Light oil direct ignition fuel valve control program Legend for fuel trains 1 Series connection of 2 DC 115 V valves LO Light oil No Normally Open LK Air damper P LT Valve proving Pmax Pressure switch max Pmin Pressure switch min PV Pil...

Page 85: ... Operation Bild 313e 0114 Figure 61 Light oil with gas pilot ignition fuel valve control program Legend for fuel trains 1 For the valve proving function the pressure switch min Pmin is located between the fuel valve V1 V2 LO Light oil No Normally Open LK Air damper P LT Valve proving Pmax Pressure switch max Pmin Pressure switch min PV Pilot valve SA Actuator SV Safety valve outdoors TSA Safety ti...

Page 86: ...A1 Bild 308e 0114 Figure 63 Light oil with gas pilot ignition fuel valve control program Legend for fuel trains 1 For the valve proving function the pressure switch min Pmin is located between the fuel valve V1 V2 LO Light oil No Normally Open LK Air damper P LT Valve proving Pmax Pressure switch max Pmin Pressure switch min PV Pilot valve SA Actuator SV Safety valve outdoors TSA Safety time V Fue...

Page 87: ...3 PV V1 V2 TSA1 TSA2 Operation Bild 313e 0114 Figure 65 Light oil with gas pilot ignition fuel valve control program Legend for fuel trains LO Light oil No Normally Open LK Air damper P LT Valve proving Pmax Pressure switch max Pmin Pressure switch min PV Pilot valve SA Actuator SV Safety valve outdoors TSA Safety time V Fuel valve Z Ignition Light oil with gas pilot ignition with 2 fuel valves Op...

Page 88: ...tation LMV36 CC1P7544en Infrastructure Citiies Sector 7 Basic unit 25 09 2013 7 7 Sequence diagrams The phase numbers given in the sequence diagrams can be read from the following process data No Parameter 961 Phase state for external module and display ...

Page 89: ...0 s POC X3 04 pin 1 2 X5 03 pin 1 4 X10 05 pin 2 pin 3 4 X10 06 pin 1 2 X3 02 pin 1 2 X5 01 pin 2 3 X5 02 pin 2 3 X5 02 pin 2 3 X3 05 pin 1 X4 02 pin 2 3 X6 03 pin 2 3 X8 02 pin 1 3 X7 01 pin 2 3 X7 02 pin 2 3 X3 05 pin 2 X54 X53 X74 P P X9 04 pin 2 3 X5 01 pin 2 3 Fuel Air R ON Function Inputs Function Outputs RAST plug pin number RAST plug pin number Figure 66 Program for gas direct ignition G G...

Page 90: ... V2 0 5 s 5 s 30 s POC Function inputs Function outputs RAST plug pin number RAST plug pin number X3 04 pin 1 2 X5 03 pin 1 4 X10 05 pin 2 pin 3 4 X10 06 pin 1 2 X3 02 pin 1 2 X5 01 pin 2 3 X5 02 pin 2 3 X5 02 pin 2 3 X3 05 pin 1 X4 02 pin 2 3 X6 03 pin 2 3 X8 02 pin 1 3 X7 01 pin 2 3 X7 02 pin 2 3 X3 05 pin 2 X54 X53 X74 P P X9 04 pin 2 3 X5 01 pin 2 3 Figure 67 Program for gas pilot ignition Gp1...

Page 91: ...30 s POC X3 04 pin 1 2 X5 03 pin 1 4 X10 05 pin 2 pin 3 4 X10 06 pin 1 2 X3 02 pin 1 2 X5 01 pin 2 3 X5 02 pin 2 3 X5 02 pin 2 3 X3 05 pin 1 X4 02 pin 2 3 X6 03 pin 2 3 X8 02 pin 1 3 X7 01 pin 2 3 X7 02 pin 2 3 X3 05 pin 2 X54 X53 X74 P P X9 04 pin 2 3 X5 01 pin 2 3 Fuel Air R ON Function inputs Function outputs RAST plug pin number RAST plug pin number Figure 68 Program for gas pilot ignition Gp2...

Page 92: ...R ON LP Z AL V1 V2 0 5 s 5 s 30 s POC Function Inputs Function Outputs RAST plug Pin number RAST plug Pin number X3 04 Pin 1 2 X5 03 Pin 1 4 X10 05 Pin 2 Pin 3 4 X10 06 Pin 1 2 X3 02 Pin 1 2 X5 01 Pin 2 3 X5 02 Pin 2 3 X5 02 Pin 2 3 X3 05 Pin 1 X4 02 Pin 2 3 X6 03 Pin 2 3 X8 02 Pin 1 3 X7 01 Pin 2 3 X7 02 Pin 2 3 X3 05 Pin 2 X54 X53 X74 Figure 69 Program for light oil direct ignition Lo Lo mod Lo ...

Page 93: ...P P R ON LP Z AL V1 V2 0 5 s 5 s 30 s POC Function Inputs Function Outputs RAST plug Pin number RAST plug Pin number X3 04 Pin 1 2 X5 03 Pin 1 4 X10 05 Pin 2 Pin 3 4 X10 06 Pin 1 2 X3 02 Pin 1 2 X5 01 Pin 2 3 X5 02 Pin 2 3 X5 02 Pin 2 3 X3 05 Pin 1 X4 02 Pin 2 3 X6 03 Pin 2 3 X8 02 Pin 1 3 X7 01 Pin 2 3 X7 02 Pin 2 3 X3 05 Pin 2 X54 X53 X74 Figure 70 Program light pilot ignition Lo Gp ...

Page 94: ...ignition ignition Z ON 39 Test pressure switch min Pmin 40 Fuel valve V ON 42 Ignition Z OFF 44 Interval 1 t44 50 Safety time 2 TSA2 52 Interval 2 t52 60 Operation 1 stationary 62 Operation 2 air damper LK low fire KL position 70 Afterburn time t13 72 Air damper LK Rated load NL position 74 Postpurge time t8 78 Postpurge time t3 80 Evacuation of test space 81 Atmospheric pressure test 82 Filling o...

Page 95: ...tive from phase 38 2 active from safety time 11 Only with fuel train Lo and 2 fuel valves 12 Parameter 223 Repetition limit value gas pressure switch min in connection with gas shortage program parameter 246 phase 90 13 Max drop in response time for air pressure switch 14 Alternative to valve proving 15 Alternative to pressure switch max Pmax or POC Abbreviations AL Alarm FS Flame signal GM Fan mo...

Page 96: ... is allowed to travel within the permissible position range but is always driven to the home position must be in the home position for phase changes 0 10 Position as supplied 0 90 100 Actuator fully open 90 Input output signal 1 ON Input output signal 0 OFF Input permissible signal 1 ON or 0 OFF Alternative to pressure switch max Pmax Only with valve proving via pressure switch min Pmin ...

Page 97: ... 5 6 ACT0_OUT_A ACT0_OUT_B ACT0_IN_A ACT0_IN_B SQN1 SQM3 1 2 3 4 5 6 Figure 71 LMV36 with AGM60 and one fuel actuator 8 2 System with AGM60 and two fuel actuators LMV Bild 315e 1010 Fuel actuator AGM60 AIR X53 FUEL X54 Air actuator 1 2 3 4 5 6 1 2 3 4 5 6 ACT1_OUT_A ACT1_OUT_B ACT1_IN_A ACT1_IN_B SQN1 SQM3 1 2 3 4 5 6 AGV61 100 ACT0_OUT_A ACT0_OUT_B ACT0_IN_A ACT0_IN_B SQN1 SQM3 1 2 3 4 5 6 ACT0_O...

Page 98: ...hapter Selection of operating mode 2 fuel actuators are needed For that the 2 fuel actuators must be connected to terminals X54a and X54b of the AGM60 The AGV61 100 cable is required for making the electrical connection between the 2 fuel actuators and the basic unit If only 1 fuel actuator is used it must be connected directly to the basic unit Connection plug assignment of cable 1 pink or altern...

Page 99: ... oil parameters when firing on gas No Parameter 201 Burner operating mode fuel train modulating multistage actuators etc undefined delete curves 1 G mod 2 Gp1 mod 3 Gp2 mod 4 Lo mod 5 Lo 2 stage 6 Lo 3 stage 7 G mod pneu 8 Gp1 mod pneu 9 Gp2 mod pneu 10 LoGp mod 11 LoGp 2 stage 12 Lo mod 2 fuel valves 13 LoGp mod 2 fuel valves 14 G mod pneu without actuator 15 Gp1 mod pneu without actuator 16 Gp2 ...

Page 100: ...Lo mod 2 fuel valves 13 LoGp mod 2 fuel valves 14 G mod pneu without actuator 15 Gp1 mod pneu without actuator 16 Gp2 mod pneu without actuator 17 Lo 2 stage without actuator 18 Lo 3 stage without actuator 19 G mod gas actuator only 20 Gp1 mod gas actuator only 21 Gp2 mod gas actuator only 22 Lo mod oil actuator only 23 HO mod with circulation 24 HO 2 stage with circulation 25 HO mod without circu...

Page 101: ...ion 2 fuel valves modulating electronic fuel air ratio control Optional with VSD with speed feedback signal 13 Lo Gp mod 2V Modulating Electronic Oil pilot ignition 2 fuel valves modulating electronic fuel air ratio control Optional with VSD with speed feedback signal 14 G mod pneu Modulating pneumatic Gas direct ignition without actuator modulating pneumatic fuel air ratio control Optional with V...

Page 102: ...out circulation control electronic 3 stage ratio control Optional with VSD with speed feedback signal Also refer to chapter Fuel trains Selected operating mode is not released for the basic unit With select Error code 210 diagnostic code 0 The VSD can be used with any of the operating modes refer to chapter VSD No Parameter 542 Activation of VSD PWM fan 0 inactive 1 active Note For configuration o...

Page 103: ...controller via BAC system X92 To control the LMV36 basic unit the BAC system can predefine an output via a bus system The BAC system is connected to the basic unit via the X92 interface Burner startup can take place only when contact X5 03 pin 1 is closed load controller LR On Off For more detailed information about the connection of BAC systems refer to chapter Connection to superposed systems in...

Page 104: ...cation breakdown Default setting Invalid 149 Fuel 1 Predefined output in the event of communication breakdown with building automation Setting values For modulating operation the setting range is as follows 0 19 9 burner off 20 100 20 100 burner output For multistage operation use the following settings 0 burner OFF P1 P2 P3 Invalid no output predefined by the BAC system in the event of communicat...

Page 105: ...r resets the manual output to Invalid Exception Setting Manually off is maintained after fuel changeover also Activation of Manually off in operation To activate Manually off first run the system to the minimum output limit Then keep the F button depressed for at least 1 second and press the button Manually off is activated by releasing the F button and by pressing again the button Caution Manuall...

Page 106: ...of the actuators when the input signal varies it is possible to set a minimum positioning step for the predefined output The minimum positioning step only becomes active in modulating operation For the external load controller via the analog input a value of 1 is preset No Parameter 123 1 Minimum output positioning step Output external load controller analog 204 Analog output invalid 4 20 mA 0 Def...

Page 107: ...he thresholds is provided The hysteresis band replaces the minimum control step for multistage operation The band width is approx 1 mA 2 stage operation Actual value Current Display output value Stage 1 5 mA 3 12 mA P1 Hysteresis band 12 13 mA Stage 2 15 mA 13 20 mA P2 3 stage operation Actual value Current Display output value Stage 1 5 mA 3 7 mA P1 Hysteresis band 1 7 8 mA Stage 2 10 mA 8 12 mA ...

Page 108: ...rces are assessed according to their priorities When the input is deactivated the burner is off 1 2 Chapter Output with curve settings 2 3 Chapter Manual output 3 4 Chapter Load controller via the building automation system X92 4 5 lowest Chapter External load controller via analog input X64 pin 1 pin 2 The active power source can be read out via parameter 942 10 6 1Emergency operation with severa...

Page 109: ...ogram phase determines the position to be approached 11 2 1 Traveling speed The running speed of the actuators is fixed at 5 seconds for a positioning angle of 90 for SQM33 4 SQM33 5 and SQN1 The speed is 10 seconds for a positioning angle of 90 for SQM33 6 The SQM33 7 requires 17 seconds for a positioning angle of 90 The ramp speed of the VSD can be adjusted separately for higher and lower speeds...

Page 110: ...ing 0 inactive 1 active 262 Oil Prepurging 0 inactive 1 active 322 Fuel 1 gas Prepurging 0 inactive 1 active 362 Fuel 1 oil Prepurging 0 inactive 1 active 11 2 4 Ignition The ignition position is approached in phase Traveling to the ignition position 38 The position is set via curve parameterization under P0 In modulating operation this point is assigned to an output of 10 11 2 5 Postpurging This ...

Page 111: ...y 10 curvepoints that are firmly distributed across the output range The following assignment applies Curvepoint Output Meaning P0 10 Point of ignition not approached in the operating position P1 20 Low fire P2 30 P3 40 P4 50 P5 60 P6 70 P7 80 P8 90 P9 100 High fire The actuator positions can be set with a resolution of 0 1 Between the curvepoints the positions are interpolated in a linear manner ...

Page 112: ...lation 80 s Type of actuator Positioning speed Positioning angle Positioning angle Positioning angle Positioning angle Actuators 3 Nm 5 s 90 31 46 62 77 Actuator SQM33 6 10 s 90 15 22 30 37 Actuator SQM33 7 17 s 90 9 1 13 18 22 VSD 5 s 100 40 60 80 100 10 s 100 20 30 40 50 20 s 100 10 15 20 25 30 s 100 6 6 10 13 16 40 s 100 5 7 5 10 12 Depending on the setting restricting the maximum positioning a...

Page 113: ...rve too steep in terms of ramp rate Bit 1 Valency 2 3 Fuel actuator Curve too steep in terms of ramp rate Bit 2 Valency 4 7 Air actuator Curve too steep in terms of ramp rate The parameterized curve is steeper than permitted with the selected actuator speed 11 3 3 Entering the running position The burner is ignited when ignition position P0 is reached When entering operating phase 60 the actuators...

Page 114: ...further restricted from 20 to 100 against the defined curve 4 parameters are available to define a new low fire and high fire position No Parameter 545 Lower output limit undefined 20 565 Fuel 1 Lower output limit undefined 20 546 Upper output limit undefined 100 566 Fuel 1 Upper output limit undefined 100 20 Low fire Lower output limit P545 Upper output limit P546 100 High fire VSD Figure 75 Rest...

Page 115: ...s active only after leaving the minimum maximum output As a result of this procedure the system maintains the output set by the user thus ensuring trouble free setting of the minimum maximum output Advantages The actual output always corresponds to the currently parameterized minimum maximum output or the system output resulting from the curve setting made last which means that the output can be a...

Page 116: ...the second stage is switched on V1 P2_d Presetting of point P2 with no approach V1 P2 Stage 2 V2 P2of Switch off point stage 2 When the angle falls below this point the fuel valve for the second stage is switched off V2 P3on Switch on point stage 3 When the angle exceeds this point the fuel valve for the third stage is switched on V2 P3_d Presetting of point P3 with no approach V2 P3 Stage 3 V3 P3...

Page 117: ...n the positioning angles to be covered air actuator and VSD do not reach the operating or switch on switch off points at the same time The valves are switched on off only after both actuators have reached their correct positions When parameterizing the curves the switch on points can also be approached in a stationary manner In addition when setting the curve via P2_d P3_d curvepoint P2 P3 can be ...

Page 118: ...put limit undefined 20 546 Upper output limit undefined 100 566 Fuel 1 Upper output limit undefined 100 11 5 End of operating position When there is no more heat request the system switches to phase 62 Here the burner runs down to low fire as long as possible before the valves are shut The available period of time can be set via parameter 212 If this time is set to the minimum value the burner is ...

Page 119: ...ssibly dangerous parameter values to the LMV36 basic unit With the LMV36 it should be noted that the unit s characteristics are determined primarily by the parameter settings and not so much by the type of unit This means that among other considerations the parameter settings must always be checked prior to commissioning the plant and that the LMV36 must never be transferred from one plant to anot...

Page 120: ...nnected directly to the LMV36 LMV Bild 420e 0913 Air actuator AIR X53 1 2 3 4 5 6 UAC_SA GND ACT1_OUT_A ACT1_OUT_B ACT1_IN_A ACT1_IN_B Figure 78 Air actuator X53 12 1 Function principle The actuators are driven by stepper motors The resolution reached when making 1 positioning step is 0 1 The running speed of the actuators is fixed at 5 seconds for a positioning angle of 90 for SQM33 4 SQM33 5 and...

Page 121: ...to be referenced During the following phase 10 the only actuators referenced are those that were not referenced before in the safety phase phase 01 The position of the reference point can be selected depending on the type of burner either the Closed position 0 or the Open position 90 When using actuators SQM33 6 or SQM33 7 the actuator type parameter 613 must be set refer to chapter Actuator type ...

Page 122: ...xclusively for SQM3 610 Fuel 1 Tolerance limit of position monitoring 0 1 Index 0 fuel Index 1 air Greatest position error where an error is securely detected Error detection band P606 0 6 up to P606 611 Type of reference Index 0 fuel Index 1 air 0 standard 1 range stop in the usable range 2 internal range stop SQN1 3 both 612 Fuel 1 Type of reference for fuel actuator 0 standard 1 range stop in t...

Page 123: ...Always select reference travel type 2 for SQN13 and SQN14 No Parameter Setting for actuator SQM33 SQN13 SQN14 611 Type of referencing Index 0 Fuel 0 2 2 Index 1 Air 0 2 2 612 Fuel 1 Type of referencing for fuel actuator 0 2 2 No Parameter Setting for actuator SQM33 SQN13 SQN14 611 Type of referencing Index 0 Fuel 1 3 3 Index 1 Air 1 3 3 612 Fuel 1 Type of referencing for fuel actuator 1 3 3 To pre...

Page 124: ...e reference point is parameterized in the OPEN position referencing takes place in a mirror symmetrical manner In that case the actuator first travels into the working range toward the OPEN position Then it crosses the reference mark and travels to a position representing maximum 110 6 then back to the inner ramp of the reference mark 9 0 u s a b l e r a n g e Close 0 0 6 Reference range Close Ran...

Page 125: ...1 Actuator s direction of rotation Index 1 air 0 counterclockwise 1 clockwise exclusively for SQM3 609 00 Fuel 1 Actuator s direction of rotation 0 counterclockwise 1 clockwise exclusively for SQM3 0 0 Counterclockwise Clockwise Figure 80 Direction of rotation example SQM3 With the SQN1 actuators the direction of rotation to be selected is always Left The direction of rotation of the SQN1 actuator...

Page 126: ... position error where an error is securely detected default setting parameter 606 or 610 1 7 The presetting of 1 7 default setting parameter 606 or 610 is suited for use with actuators type SQM3 Note When using SQN1 actuators equipped with plastic gear trains we recommend to change the preset values as follows Product no Value SQN13 14 1 7 SQN14 14 1 7 SQN13 17 2 2 SQN14 17 2 2 When referencing un...

Page 127: ...t position error where an error is securely detected error detection band parameter 606 0 6 up to parameter 606 610 Fuel 1 Tolerance limit of position monitoring 0 1 Index 0 fuel Index 1 air Greatest position error where an error is securely detected error detection band parameter 606 0 6 up to parameter 606 Error code Diagnostic code Meaning for the LMV36 system 86 0 Fuel actuator Position error ...

Page 128: ...606 0 6 up to parameter 606 12 7 Forced travel There are errors in the actuators feedback unit which can only be detected in connection with position changes To be able to also detect such errors when maintaining the same position for longer periods of time travel is enforced when for more than 50 minutes an actuator moves no more than 2 8 With forced travel both actuators are driven 2 8 in the di...

Page 129: ... and 108 5 and or mechanical stop at the fuel damper in the range between 0 and 5 6 Referencing process From any position in the working range 0 90 but typically from the home position the air damper travels to the 7 7 position and back again to the home position From any position in the working range 0 90 but typically from the home position the fuel damper travels to the 110 6 position and back ...

Page 130: ...ns with different speed ranges the fan s speed is standardized between 0 100 If fan control is not connected a load output and alternatively a fuel meter output are available refer to chapters Load output X74 pin 3 and Fuel meter input X75 pin 1 X75 pin 2 LMV Bild 332e 1010 X64 VSD X74 M VSD Sensor L Sensor disk Actual speed PWM Or 4 5 3 2 1 4 5 3 2 1 Figure 81 Function principle of fan control 13...

Page 131: ...ring the fan motor s speed to the correct no load speed the motor contactor s drop out delay time must be about 25 seconds Example K1 9 5 3 4 24 V Setpoint 0 10 V Siemens Micromaster 440 K1 28 Figure 82 Connection of VSD to the LMV36 It is possible to set the VSD control to 0 via the analog output when the safety loop is open including burner flange switch This may be necessary if the no load spee...

Page 132: ...case a PWM fan is used 13 6 Ramp time The ramp time for fan control can be set separately for acceleration and deceleration also refer to chapter Traveling speed maximum curve slope No Parameter 522 Ramp up 523 Ramp down 544 Ramp modulating If shutdown occurs because the speed has not been reached the VSD fan motor might not be able to follow quickly enough the set ramp In the case of a ramp time ...

Page 133: ...ion is designed for the connection of different types of sensors Caution With electronic fuel air ratio control speed acquisition is safety related We recommend using the AGG5 310 accessory set The absolute speed can be read out via the AZL2 No Parameter 935 Absolute speed The current speed in standardized form can be read out via the AZL2 No Parameter 936 Standardized speed Motor speed 300 6500 r...

Page 134: ...ole M8 x 15 at the end of the fan motor s drive shaft Standard motor and machining drilling hole and cutting thread M8 x 15 13 7 2 Acquisition of speed with Hall generator If the speed is acquired via a Hall generator the requirements for safety related applications are the same as those for the speed feedback signal via sensor disk Required is an asymmetric signal with the 3 pulses of 60 120 and ...

Page 135: ...r is controlled at 95 Hence with a speed setpoint of 100 a speed increase of 5 is still possible The control range of the LMV36 is 15 10 If this range is not sufficient error 80 or 83 can occur Error code Diagnostic code Meaning for the LMV36 system 80 1 Control range limitation at the bottom 2 Control range limitation at the top Note Internal control with a VSD or PWM fan motor must not be activa...

Page 136: ...ndstill no load speed 0 in standby mode This may be necessary if the fan rotates too much in standby mode due to a chimney draft or if an extended ramp time is active with a PWM fan during the transition from the postpurge speed to standstill No Parameter 653 VSD standstill supervision in standby mode 0 deactivate 1 active Speed deviation in points Shutdown time 0 0 5 Speed reached no shutdown 0 6...

Page 137: ... motor frequency of 50 Hz this means Set the maximum frequency of the VSD to 50 Hz x 1 053 52 6 Hz on the VSD Then standardize the speed refer to chapter Standardization of speed There is no risk of motor overload since only 95 of the maximum control signal is delivered during standardization and later in operation the effective speed is controlled and monitored Frequencies of between 50 Hz and 52...

Page 138: ...control but can also be started later from the parameter setting level When using a release contact for the VSD external relay at fan output X3 05 pin 1 the fan output is controlled during speed standardization 1 Start speed standardization To start automatic speed standardization set parameter 641 to 1 No Parameter 641 Control of VSD s speed standardization Error diagnostics of negative values re...

Page 139: ...that of the basic unit parameter 645 3 VSD does not follow quickly enough the changes of the basic unit Check settings of the VSD input filter slippage compensation hiding different speeds 4 Speed of VSD lies below the minimum for standardization 650 rpm 5 Wrong direction of rotation Motor s direction of rotation is wrong 1 Motor turns indeed in the wrong direction change parameterization of the d...

Page 140: ...arted with pneumatic air fuel ratio control standardization with pneumatic air fuel ratio control is not possible 128 Running command with no preceding standardization VSD is controlled but not standardized make standardization 255 No standardized speed available Motor turns but is not standardized make standardization The result of speed standardization 100 speed can be read out via parameter The...

Page 141: ...Danfoss VT2807 During operation VSDs generate electromagnetic interference on the mains network For this reason the supplier s specifications must be strictly observed to ensure that makeup of the system is in compliance with EMC regulations Siemens Operating Instructions installation conforming to EMC Danfoss Technical Brochure radio suppression filter Data Sheet on Danfoss EMC filter for long mo...

Page 142: ...ls 13 14 1 VSD LMV Bild 335e 0409 VSD X74 24V EXT GND VSD control Speed input Power supply for speed sensor 5 4 3 2 1 Figure 85 VSD connection X74 13 14 2 PWM fan LMV Bild 336 0309 VSD X74 24V EXT GND 5 4 3 2 1 Figure 86 PWM fan X74 LMV Bild 337e 0409 X64 GND PWM speed output Speed feedback Power supply for sensor 5 4 3 2 1 Controller input 4 20 mA Figure 87 PWM fan X64 ...

Page 143: ...10 V the voltage values with modulating 2 stage and 3 stage operation change refer to chapters Modulating operation 2 stage operation and 3 stage operation Conversion New value initial value 0 8 2 Example Initially 2 V 2 0 8 2 3 6 V Initially 5 V 5 0 8 2 6 V 14 1 Safe separation of mains voltage and extra low voltage Caution The load output is designed for SELV or PELV refer to chapter Electrical ...

Page 144: ...cumentation LMV36 CC1P7544en Infrastructure Citiies Sector 14 Load output X74 pin 3 25 09 2013 14 4 3 stage operation Actual value Voltage Curvepoint Display output value Off DC 0 V Off Stage 1 DC 3 V P1 P1 Stage 2 DC 5 V P2 P2 Stage 3 DC 10 V P3 P3 ...

Page 145: ...X75 Sensor supply fuel meter Fuel meter input 2 1 Figure 88 Fuel meter input X75 15 1 Configuration of fuel meter 15 1 1 Types of fuel meters The LMV36 system is designed for use with fuel meters equipped with a Reed contact Pulse frequency at maximum fuel throughput must be below 300 Hz 15 1 2 Configuration of pulses per volume unit Depending on the type of fuel meter used the number of pulses su...

Page 146: ...o improve the settling process With fuel throughput at its maximum the maximum frequency is 300 Hz 15 2 1 Configuration Calculation of fuel throughput is configured based on the pulse valency of the connected fuel meter No Parameter 128 Fuel meter Pulse valency pulses volume unit 129 Fuel meter 1 Pulse valency pulses volume unit When the pulse valency is set to 0 00 the display shows 0 throughput ...

Page 147: ...X3 03 2 End switch burner flange component of safety loop Power signal for end switch burner flange X3 04 1 Safety loop X3 04 2 Power signal for safety loop Gasmin X32 01 1 X5 02 2 X22 02 2 Oilmax Gasmax X32 01 1 X5 02 2 X22 02 2 Oilmax Gasmax X8 04 1 Reset X32 02 1 X32 02 2 Externeral load controller ON OFF X7 02 2 X5 01 3 Power sugnal for pressure switch X5 02 3 Alternative application without P...

Page 148: ... No Parameter 113 Burner identification 18 Connection to superposed systems 18 1 General information and building automation functions Communication with a BAC system is made possible via a data link using the COM X92 port and a special interface with galvanic separation and physical bus level adaptation This port can be used for connection of a Modbus depending on the configuration made OCI412 10...

Page 149: ... reserved 142 Setback time in the event of communication breakdown Setting value 0 inactive 1 7200 s 148 Default output if communication with building automation is interrupted Setting values For modulating operation the setting range is as follows 0 19 9 burner OFF 20 100 20 100 burner rating For multistage operation the following settings apply 0 burner OFF P1 P2 P3 Invalid no default output fro...

Page 150: ...mote Terminal Unit For more detailed information refer to the Modbus User Documentation A7541 No Parameter 145 Device address for Modbus of basic unit Setting value 1 247 146 Baud rate for Modbus Setting value 0 9600 1 19200 147 Setting of parity for Modbus communication Setting value 0 none 1 odd 2 even The factory settings of the parameters are shown on the parameter list Note If bus communicati...

Page 151: ...ckup and recovery of parameter sets Note For notes on operation and commissioning refer to chapter Operation Bild 346 0409 Figure 91 Communication with display BCI RJ11 jack X56 LMV Bild 340 0309 BCI X56 CO Vx TXD0 RXD0 GND Figure 92 Display input BCI RJ11 jack X56 If communication between the LMV36 and the ACS410 70 seconds has broken down the password level is reset to Info Service Caution Inter...

Page 152: ...ode Diagnostic code Meaning for the LMV36 system 200 OFF System error free 20 1 Error classes The errors are subdivided into error classes depending on the severity of the switch off response The current error shows all classes Only the errors of the most important classes are included in the history Error class Priority Meaning History 0 Highest Lockout 1 Safety shutdown with software reset 2 Und...

Page 153: ... 07 Fuel in which error occurred 702 01 07 Latest error in the history 725 01 07 Oldest error in the history Both the service menu and the parameter setting menu show the error history The display on the service menu can be deleted in a way that the only errors shown are those that occurred after the deletion The error history on the parameter setting menu cannot be deleted For the deletion parame...

Page 154: ... management system covered by the present Basic Documentation may only be used as specified and only in connection with the appropriate burner and heating plant The burner management system with its display and operating unit and the associated heating control system may only be installed and commissioned by authorized technical personnel The operating unit may only be used in dry spaces Do not us...

Page 155: ...ressing or VSD A F Buttons A and F VSD function For changing to parameter setting mode P press simultaneously F and A plus or reset Info and Enter button For navigating in info or service mode Selection symbol flashing press button for 1 s For changing to a lower menu level press button for 1 3 s For changing to a higher menu level press button for 3 8 s For changing the operating mode press butto...

Page 156: ...ening Fan motor controlled Oil preheater on Heat request from controllers Ignition controlled Valve controlled Flame present Fault status message Unit of current display Bild 2e 0807 Figure 94 Meaning of display 23 3 Brightness of display Only available with backlit LCD The function of the backlit display is dependent on the type of basic unit The brightness of the display can be adjusted from 0 1...

Page 157: ...al control manual request for output P V h min s Bild 4 0707 Burner is in operation The display shows oP on the left the percentage of the current output on the right Example oP 20 0 F 1 s P V h min s Bild 5 0707 Press F for 1 s The display shows LoAd the current output flashes F and or P V h min s Bild 6 0707 Press or to adjust the required manual output Example oP 23 0 P V h min s Bild 7 0707 Re...

Page 158: ...sing the following parameter No Parameter 127 Timeout for menu operation If during that period of time there is no operation via the AZL2 the parameter setting level is quit and the password level reset to Info Service Caution In addition this timeout or interruption of communication between LMV36 and the AZL2 during the time the curves are set leads to lockout Error code Diagnostic code Meaning f...

Page 159: ... in time Creating a backup data set No Parameter 050 0 Index 0 Creation of backup The following parameters can be used to read information about the backup data set No Parameter 055 Burner identification of the AZL2 backup data set 056 ASN extraction of the AZL2 backup data set 057 Software version used when creating the AZL2 backup data set Restoring a backup data set To transfer a backup data se...

Page 160: ... 041 flashes _ _ does not Press to select parameter 050 Display Parameter 050 flashes index 00 and value 0 do not reset 7548z358 1009 Press resetto select parameter bAC_UP Display Parameter bAC_UP reset Press reset to select the backup process Display Value 0 Press to shift the value in change mode 1 position to the left Display Value 1 flashes Note To detect potential display errors the value is ...

Page 161: ...g on the duration of the program 0 appears on the display indicating the end of the backup process Display 0 Note If an error occurs during the backup process a negative value is displayed For error diagnostics the cause of the error can be determined from the diagnostic code of error message 137 see Error code list Caution We recommend to make a backup whenever a parameter is changed ...

Page 162: ... flashes _ _ does not Press to select parameter 050 Display Parameter 050 flashes index 00 and value 0 do not reset 7548z358 1009 Press reset to go to parameter bAC_UP Display Parameter bAC_UP 7548z 359 1009 Press to select parameter rEStorE Display Parameter rEStorE reset Press reset to select the restore process Display Value 0 Press to shift the value in change mode 1 position to the left Displ...

Page 163: ...If not the restore process is aborted In case of abortion or if an error occurs during the restore process the display shows a negative value For error diagnostics the cause of the error can be determined from the diagnostic code of error message 137 see Error code list When the restore process is successfully completed value 0 appears on the display The LMV36 is supplied with undefined burner ide...

Page 164: ...9 0707 Unit is in standby mode Note OFF flashes when the Manual OFF function the manual output or controller OFF is activated 24 1 2 Display during startup shutdown 24 1 2 1 Display of program phases P V h min s Bild 10 0707 The unit is in phase 22 The controller calls for heat The bar below the symbol appears The individual program phases and controlled components are displayed in accordance with...

Page 165: ...witch min when mounted between fuel valve V1 and fuel valve V2 Ph40 1st safety time ignition transformer ON Ph42 1st safety time ignition transformer OFF Ph44 Interval 1 Ph50 2nd safety time Ph52 Interval 2 Ph60 Operation 1 stationary Ph62 Max time low fire operation 2 preparing for shutdown traveling to low fire Ph70 Afterburn time Ph72 Traveling to the postpurge position Ph74 Postpurge time no e...

Page 166: ...ed Modulating mode Current output in P V h min s Bild 13 0707 Display oP P0 stands for Ignition point Multistage operating mode Current heating stage P V h min s Bild 14 0707 Display oP P1 stands for Stage 1 Multistage operating mode Current heating stage P V h min s Bild 15 0707 Display oP P2 stands for Stage 2 Multistage operating mode Current heating stage P V h min s Bild 16 0707 Display oP P3...

Page 167: ...t Example Error code 4 diagnostic code 3 P V h min s Bild 18 0707 24 1 4 2 Reset reset 1 3 s P V h min s Bild 19 0707 Press reset for 1 3 s so that rESEt appears on the display When you release the button the basic unit is reset If you press reset for 1 s or 1 s the system returns to the former menu Exception If a fault occurs in connection with the curve setting the system returns to the paramete...

Page 168: ... shows current error code c alternating with diagnostic code d Press reset to return to the former menu Example Error code 111 diagnostic ode 0 Note For meaning of the error and diagnostic codes refer to chapter Error code list When an error has been acknowledged it can still be read out from the error history 24 1 4 6 Prevention of startup P V h min s Bild 196 0208 OFF UPr appears if a unit was n...

Page 169: ...1 Assignment of levels The various levels can be accessed via different button combinations The parameter level can only be accessed via password Normal display 1 s 1 s Change to normal display 3 s 8 s 3 s 8 s or or automatic return after timeout of menu operation parameter 127 Info level Service level Parameter level 8 s reset reset reset Figure 95 Assignment of levels ...

Page 170: ...arameter by pressing or Instead of pressing you can also press reset for 1 s Note Press ESC or reset for 3 s to return to the normal display Note P V h min s Bild 27e 0807 Parameter Parameter value Fig 96 Info level No change of values on the info level If the display shows below the parameter value the value may consist of more than 5 digits The value is displayed by pressing reset for 1 s and 3 ...

Page 171: ...165 Number of startups 177 Fuel 1 Fuel volume resettable m l ft gal 172 Fuel 1 Operation hours resettable 174 Fuel 1 Number of startups resettable 175 Fuel 1 Number of startups 163 Operating hours when unit is live 166 Total number of startups 113 Burner identification 107 Software version 108 Software variant 102 Identification date 103 Identification number 104 Preselected parameter set Customer...

Page 172: ...shows parameter 102 flashing on the left characters _ _ on the right Example 102 _ _ reset reset 1 3 s P V h min s Bild 30 0707 Press reset for 1 3 s to show the identification date TT MM JJ Example Identification date 03 11 05 reset or ESC P V h min s Bild 29 0707 Press reset for 3 s or ESC to return to the display of parameters To the next parameter 26 2 2 Identification number P V h min s Bild ...

Page 173: ...of parameters The burner s identification can be set on the parameter level To the next parameter Back to the previous parameter 26 2 4 Number of startups resettable P V h min s Bild 34 0707 The display shows parameter 164 flashing on the left characters _ _ on the right since display of the number of startups may comprise more than 5 digits Example Parameter 164 _ _ reset 1 3 s P V h min s Bild 3...

Page 174: ...r of startups Example 56 reset or ESC P V h min s Bild 36 0707 Press reset or ESC to return to the display of parameters To the next parameter Back to the previous parameter 26 2 6 End of info level P V h min s Bild 38 0707 When this display appears you have reached the end of the info level The display shows End flashing To the start of the info level or reset 1s Back to the previous parameter ES...

Page 175: ...7 Service level No change of values on the service level If characters are displayed by the parameter the value may consist of more than 5 digits Press reset for 1 s and 3 s to display the value Press reset for 3 s or ESC to return to the selection of the parameter flashing 27 1 Display of service level reset P V h min s Bild 21 0707 Press reset for 3 s until SEr appears When releasing reset you a...

Page 176: ...apter Parameter list 27 2 3 Intensity of flame P V h min s Bild 41 0707 The display shows parameter 954 flashing on the left On the right the flame s intensity is displayed as a percentage Example 954 0 0 To the next parameter or reset 1s Back to the previous parameter Note Also refer to chapter Intensity of flame during curve settings 27 2 4 End of service level P V h min s Bild 38 0707 When this...

Page 177: ...rization the OEM must check to ensure that safe burner operation is warranted The OEM which made the settings is always responsible for the parameters their settings and compliance of the respective application with the relevant national and international standards and safety regulations such as EN 676 EN 267 EN 1643 etc Siemens its suppliers and other Group Companies of Siemens AG do not assume r...

Page 178: ...ay CodE P V h min s Bild 43 1107 When releasing the buttons 7 bars appear the first of which flashes or P V h min s Bild 44 1207 Press or to select a number or letter reset P V h min s Bild 45 1207 Press reset to confirm the value The value entered changes to a minus sign The next bar starts flashing or P V h min s Bild 46 1207 Press or to select a number or letter reset reset P V h min s Bild 47 ...

Page 179: ... Citiies Sector 28 Parameter level 25 09 2013 P V h min s Bild 48 0707 As a confirmation of correct entry PArA appears for a maximum of 2 seconds Note For entry of passwords or burner IDs the following numbers and letters can be used 1 A L 2 b n 3 C o 4 d P 5 E r 6 F S 7 G t 8 H u 9 I Y 0 J ...

Page 180: ...ashes Press reset to go to editing mode reset P V h min s Bild 50 0707 You are on the display for undefined burner identification 8 bars appear or P V h min s Bild 51 0707 Press or to select a number Example Number 3 flashes reset P V h min s Bild 52 0707 Press reset to confirm the value Make the entry number by number or P V h min s Bild 53 0707 Press or to select the next number Example Number 9...

Page 181: ...shes Press reset to go to level c for password changes reset P V h min s Bild 57 0707 Letter n for new Proceed as described in chapter Entry of password and enter the new password 4 characters After entry of the last character the password must be confirmed by pressing reset reset P V h min s Bild 58 0707 Letter r for repeat Proceed as described in chapter Entry of password and repeat entry of the...

Page 182: ...ceed as described in chapter Entry of password and repeat entry of the new password After entry of the last character the password must be confirmed by pressing reset P V h min s Bild 59 0707 SEt confirms that the new password has been saved P V h min s Bild 60 0707 Parameter 042 flashes again 28 5 Use of parameter level The parameters stored in the LMV36 basic unit can be displayed and changed on...

Page 183: ...setting Entering the password Basic unit Internal parameter password level Fuel air ratio Actuators Error history Process data Bild 384e 1209 Basic unit reset reset reset reset reset reset reset reset reset Figure 98 Structure of parameter levels Note The following sections explain the operating philosophy behind the parameter levels using a number of examples Caution Pay special attention to chap...

Page 184: ...units reset Press reset to go to menu level 200 P V h min s Bild 64 0707 Press to select Program stop Display Parameter 208 flashes value 0 does not reset P V h min s Bild 65 0707 Press reset to go to editing mode Display Program stop time set Here Value 0 corresponding to program stop deactivated or P V h min s Bild 66 0707 Press or to select the required program stop time 0 inactive 1 PrePurgP P...

Page 185: ...V h min s Bild 68 0707 Press ESC to return to the parameter level Display Parameter 208 flashes value 0 does not Note To detect potential display errors the value is displayed 1 place shifted to the right Display Value 2 ESC P V h min s Bild 69 0707 Press ESC to return to the parameter level PArAmeter 208 flashes value 2 does not ESC Press ESC to return to the parameter level PArAmeter 200 for bas...

Page 186: ...f parameter 162 Operating hours resettable P V h min s Bild 70 0707 PArAmeter level 100 for general reset Press reset to go to menu level 100 P V h min s Bild 71 0707 Press to select Operating hours resettable Display Parameter 162 flashes characters _ _ do not reset P V h min s Bild 72 0707 Press reset to go to editing mode Display 123457 or P V h min s Biod 73 0707 You can press or to set the nu...

Page 187: ...5 0707 Press reset to return to editing mode The value set will be adopted P V h min s Bild 74 0707 Press ESC to return to the parameter level Display Parameter 162 flashes characters _ _ do not Note To detect potential display errors the value is displayed 1 place shifted to the right Display Value 0 ESC P V h min s Bild 70 0707 Press ESC to return to the parameter level PArAmeter 100 for general...

Page 188: ... to menu level 500 Display Parameter 501 flashes index 00 and value 0 0 do not reset P V h min s Bild 77 0707 Press reset to go to the index Display Parameter 501 does not flash index 00 flashes value 0 0 does not or P V h min s Bild 78 0707 Press or to select the required index 00 home position 01 prepurge position 02 postpurge position Display Index 01 for prepurge position flashes value 0 0 doe...

Page 189: ...oes not flash index 01 flashes value 0 0 has not changed and does not flash Note To detect potential display errors the value is displayed 1 place shifted to the right Display Value 1 0 ESC P V h min s Bild 82 0707 Press ESC to return to the index PArAmeter 501 does not flash index 01 flashes value 1 0 does not ESC P V h min s Bild 83 0707 Press ESC to return to the parameter level Display Paramet...

Page 190: ... for error history reset Press reset to go to the parameter level P V h min s Bild 85 0707 Press to select parameter 701 Display Parameter 701 flashes index 01 and value 201 do not reset P V h min s Bild 86 0707 Press reset to go to index 01 Display Parameter 701 does not flash index 01 flashes value 201 does not To the next index Back to the previous index P V h min s Bild 87 0707 Press to select...

Page 191: ...ers _ _ do not ESC P V h min s Bild 89 0707 Press ESC to return to the parameter level Display Parameter 701 flashes index 05 does not characters _ _ do not To the next older error P V h min s Bild 90 0707 Parameters cover the period of time back to the last error since history was deleted max to parameter 725 Example Parameter 725 index 01 error code 111 To the next parameter Back to the previous...

Page 192: ...splay appears you have reached the end of the error history Display End appears flashing ESC P V h min s Bild 93 0707 Press ESC to return to the parameter level HISt 700 for error history To the next parameter or reset 1s Back to the previous parameter Note If you wish you can delete the error history via parameter 130 To delete the display set the parameter to 1 and then to 2 The error history is...

Page 193: ... An unprogrammed unit or a unit whose operating mode has been reset or changed displays OFF UPr0 or OFF UPr1 For initial commissioning change to the parameter level refer to chapter Operation The settings can then be made on parameter level 400 reset P V h min s Bild 94 0707 Press reset to select parameter 400 for initial commissioning and for setting fuel air ratio control reset P V h min s Bild ...

Page 194: ...e 12 oil modulating with 2 fuel valves Lo mod 2V 13 oil modulating with gas pilot and 2 fuel valves LoGp mod 2V 14 gas modulating G mod pneu 0 active 15 gas modulating with pilot Gp1 mod pneu 0 active 16 gas modulating with pilot Gp2 mod pneu 0 active 17 oil 2 stage Lo 2 stage 0 active 18 oil 3 stage Lo 3 stage 0 active 19 gas modulating only when firing on gas G mod fuel active 20 gas modulating ...

Page 195: ...an You can choose 0 VSD PWM fan OFF 1 VSD PWM fan ON To the next parameter Back to the previous parameter P V h s min Bild 101 0807 Press to change to parameter 641 to control speed standardization of the VSD You can choose 0 speed standardization of VSD OFF 1 speed standardization of VSD ON After setting speed standardization to 1 standardization of the VSD commences If successful the parameter i...

Page 196: ...n setting P0 of fuel setting F for ignition position P0 F and or P V h min s Bild 104 0707 Press simultaneously F and or to set ignition position P0 of the fuel damper Example 30 0 P V h min s Bild 105 0707 Release F The selected value is adopted Example 30 0 A P V h min s Bild 106 0707 Keep A depressed You are now in setting P0 of air actuator A for ignition position P0 A and or P V h min s Bild ...

Page 197: ...int P V h min s Bild 113 0707 Press The display shows run identification of start for setting the curve parameters The display shows run Gas0 or run Gas1 or run Oil0 or run Oil1 depending on the type of fuel currently burnt or the type of fuel train Note When pressing reset you are given the choice of proceeding with the warm settings refer to chapter Warm settings for modulating mode G mod Gp1 mo...

Page 198: ...startup OFF UPr continues to be active until all points are set If required the gas pressure can be set at the high fire point In case the gas pressure is changed all points must be checked by traveling along the curve downward and if required readjusted P V h min s Bild 113 0707 Identification of start for setting the curve parameters The display shows run Gas0 or run Gas1 or run Oil0 or run Oil1...

Page 199: ...well as F and A and or P V h min s Bild 118 0707 Ignition position P0 can only be set after symbol or is no longer highlighted For fuel keep F depressed for air A as well as for VSD F and A Press or to adjust the value When symbol or is no longer highlighted the next curvepoint P1 can be selected with P V h min s Bild 117 0707 Phase Traveling to ignition position P V h min s Bild 119 0707 Phase Pr...

Page 200: ...onger highlighted the next curvepoint P1 can be selected with F or A and or as well as F and A and or P V h min s Bild 123 0707 Low fire position P1 can only be set when symbol or is no longer highlighted The value is adopted from P0 For fuel keep F depressed for air A as well as for VSD F and A Press or to adjust the value When symbol or is no longer highlighted the next curvepoint P2 can be sele...

Page 201: ...oints P2 to P8 are automatically computed as a straight line between P1 and P9 Example 1 gas modulating P0 P1 and P9 are set as described Curvepoint Value 1 fuel Value 2 air P0 30 0 22 0 P1 32 0 24 0 P9 80 0 90 0 P2 through P8 have automatically been calculated Curvepoint Value 1 fuel Value 2 air P2 38 0 32 3 P3 44 0 40 5 P4 50 0 48 8 P5 56 0 57 P6 62 0 65 3 P7 68 0 73 5 P8 74 0 81 8 ...

Page 202: ...arameter 546 automatic operation can be made ESC or all curvepoints can be run through in the reverse order If the gas pressure is changed all points must be checked and if required readjusted ESC P V h min s Bild 126 0707 The maximum capacity is displayed If the display shows the maximum capacity has not yet been specified The system can be run up to 100 You can press reset to go to editing mode ...

Page 203: ...ings for modulating mode G mod Gp1 mod Gp2 mod and Lo mod Here only the air requires adjustment with A 28 11 6 Cold settings for G mod Gp1 mod Gp2 mod and Lo mod Note Refer to chapter Warm settings for modulating mode G mod Gp1 mod Gp2 mod and Lo mod With no flame however no actuator travel and no automatic operation after the settings have been made 28 11 7 Cold settings for G mod pneu Gp1 mod pn...

Page 204: ...0707 Keep F depressed The fuel actuator has been selected for changing F and or P V h min s Bild 131 0707 Keep F depressed and press or to adjust the fuel actuator In the case of warm settings the actuator follows directly the adjustments made The changes are saved P V h min s Bild 132 0707 After releasing F the point is selected again A P V h min s Bild 133 0707 Keep A depressed The air actuator ...

Page 205: ...1 and P9 are set as described Curvepoint Value 1 fuel Value 2 air P0 30 0 22 0 P1 32 0 24 0 P9 80 0 90 0 P2 through P8 have automatically been calculated Curvepoint Value 1 fuel Value 2 air P2 38 0 32 3 P3 44 0 40 5 P4 50 0 48 8 P5 56 0 57 P6 62 0 65 3 P7 68 0 73 5 P8 74 0 81 8 P5 shall now be changed reset P V h min s Bild 136 0707 F or A P V h min s Bild 137 0707 Keep F or A depressed Example F ...

Page 206: ... for 3 s CALC appears P V h min s 7 Bild 141 0707 The display jumps to P6 All curvepoints from P5 to P9 have now been automatically recalculated linear interpolation Curvepoint Value 1 fuel Value 2 air P5 50 0 46 0 P6 57 5 57 0 P7 65 0 68 0 P8 72 0 79 0 P9 80 0 90 0 3 s P V h min s Bild 124 0707 Keep depressed for 3 s CALC appears P V h min s Bild 142 0707 The display jumps to P4 All curvepoints f...

Page 207: ... current point to P9 press or P1 press can be calculated by a long push on or Display CALC Example of presentation P5 down to P1 Keep depressed for 3 s P5 up to P9 Keep depressed for 3 s CALC CALC Figure 100 Changing several curvepoints Note Due to interpolation a number of curvepoints change The curvepoints changed must be approached while using the warm settings to be able to make a check on the...

Page 208: ...P V h min s Bild 146 0807 Keep F and A depressed You are now at n0 of the VSD F and A and or P V h min s Bild 147 0807 Press simultaneously F and A and or to adjust speed n0 of the VSD Example 20 0 P V h min s Bild 148 0707 Now release A The selected value is adopted Example 20 0 P V h min s Bild 113 0707 Identification of start for setting the curve parameters The display shows run Oil0 or run Oi...

Page 209: ... up fan motor ON safety valve ON P V h min s Bild 115 0707 Phase Traveling to prepurge position P V h min s Bild 116 0707 Phase Prepurging P V h min s Bild 117 0707 Phase Traveling to ignition position Wait until the burner is operating and symbol or is no longer highlighted The startup sequence stops in phase 36 Traveling to ignition position The ignition point can be adjusted under cold conditio...

Page 210: ...07 Phase Preignition P V h min s Bild 120 0707 Phase 1st safety time ignition transformer ON P V h min s Bild 122 0707 Phase Interval 1 A and or as well as F and A and or P V h min s Bild 149 0707 Ignition position P0 can be set only when symbol or is no longer highlighted Keep A depressed and for VSD F and A Press or to adjust the value When symbol or is no longer highlighted the next curvepoint ...

Page 211: ...be set only when symbol or is no longer highlighted Set switch on point stage 2 P2 Fuel valve V2 is still off Keep A depressed and for VSD F and A Adjust the value with or When symbol or is no longer highlighted the next curvepoint P2_d can be selected with To the next curvepoint Back to the previous curvepoint A and or as well as F and A and or P V h min s Bild 152 0707 Curvepoint P2_d can be set...

Page 212: ... the previous curvepoint P V h min s Bild 154 0707 Curvepoint P2of is now adjusted The system remains at P2 Adjust the switch off point with no travel Now the point is approached dynamically when traveling from P2 to P1 When symbol or is no longer highlighted the next curvepoint P1 can be selected with To the next curvepoint Back to the previous curvepoint P V h min s Bild 155 0707 Automatic mode ...

Page 213: ...vel and no automatic operation after the settings have been made 28 11 13 Intensity of flame during curve settings When setting the curve and the curvepoint is displayed you can press reset to show the intensity of flame When pressing the button for 1 s a change to parameter 954 is made when releasing the button you return to the curvepoint P V h min s Bild 123 0707 Example Curvepoint Low flame po...

Page 214: ...0 0xFFF9 1 0 SO 100 General 102 Identification date 1 Date Read only 0 255 1 Info Service 103 Identification number 1 Std_u16 Read only 0 65535 1 Info Service 104 Preselected parameter set Customer code 1 Std_u8 Read only 0 255 1 9 Info Service 105 Preselected parameter set Version 1 Hex_16 Read only 0 0xFFFF 1 V 01 06 Info Service 107 Software version 1 Hex_16 Read only 0x100 0xFFF9 1 V 03 40 Inf...

Page 215: ...er to 1 then to 2 Return value 0 Job successfully completed Return value 1 Timeout of 1_2 sequence 1 Std_s8 Edit 5 2 1 0 SO 133 Default output at TÜV test Invalid TÜV test at active output 2000 10000 low fire high fire or stage 1 stage 2 stage 3 1 Output Edit clear 20 100 0 1 Undefined SO 134 Fuel 1 Default output at TÜV test Invalid TÜV test at active output 2000 10000 low fire high fire or stage...

Page 216: ...20 100 burner rating For multistage operation apply to setting range 0 burner OFF P1 P2 P3 Invalid no default output predefined by building automation Default setting Invalid 1 Output Edit clear 0 100 0 1 undefined SO BA 149 Fuel 1 Default output if communication with building automation is interrupted Setting values For modulation operation the setting range is as follows 0 19 9 burner off 20 100...

Page 217: ... Std_s32 Read only 0 9999999 1 0 Info Service 177 Fuel 1 Fuel volume resettable m l ft gal 1 Std_s32 Reset 0 99999999 1 0 Info Service 186 Software drop out delay of flame signal 100 ms Index QRB 0 inactive 1 Index 1 ION QRA 0 inactive 3 only 200 ms steps 2 Std_u8 Edit 0 20 1 0 0 OEM 187 Fuel 1 Software drop out delay of flame signal 100 ms Index QRB 0 inactive 1 Index 1 ION QRA 0 inactive 3 only ...

Page 218: ...r 16 Gp2 mod pneu without actuator 17 Lo 2 stage without actuator 18 Lo 3 stage without actuator 19 G mod gas actuator only 20 Gp1 mod gas actuator only 21 Gp2 mod gas actuator only 22 Lo mod oil actuator only 23 Ho mod sep circulation 24 Ho 2 stage sep circulation 25 Ho mod without circulation 26 Ho 2 stage without circulation 27 Ho 3 stage without circulation Selected operating mode is not relea...

Page 219: ...B 1 ION QRA 1 Selection Edit 0 1 1 1 SO 222 Gas Prepurging 0 inactive 1 active 1 Selection Edit 0 1 1 1 SO 223 Repetition limit gas pressure switch min 1 no repetition 2 15 1 14 number of repetitions 16 constant repetition 1 Std_u8 Edit 1 16 1 1 SO 225 Gas Prepurge time 1 Time Edit 5 s 60 min 0 2 s 30 s SO 226 Gas Preignition time 1 Time Edit 0 4 s 60 min 0 2 s 2 s SO 227 Gas Safety time 1 TSA1 1 ...

Page 220: ... Edit 1 2 1 1 OEM 241 Gas Execution valve proving 0 no valve proving 1 valve proving on startup 2 valve proving on shutdown 3 valve proving on startup and shutdown 1 Selection Edit 0 3 1 0 SO 242 Gas Valve proving evacuation time 1 Time Edit 0 2 s 10 s 0 2 s 3 s OEM 243 Gas Valve proving time test atmospheric pressure 1 Time Edit 0 2 s 60 s 0 2 s 10 s OEM 244 Gas Valve proving filling time 1 Time ...

Page 221: ...t 1 Time Edit 0 2 s 108 min 0 2 s 15 s SO 276 Oil Pressure switch min input 0 inactive 1 active from phase 38 2 active from safety time TSA 1 Selection Edit 1 2 1 1 SO 277 Oil Pressure switch max POC input 0 inactive 1 pressure switch max 2 POC 1 Selection Edit 1 2 1 1 SO 279 Oil Forced intermittent operation 0 inactive 1 active 1 Selection Edit 0 1 1 1 SO 280 Repetition limit value loss of flame ...

Page 222: ... without actuator 17 Lo 2 stage without actuator 18 Lo 3 stage without actuator 19 G mod gas actuator only 20 Gp1 mod gas actuator only 21 Gp2 mod gas actuator only 22 Lo mod oil actuator only 23 Ho mod sep circulation 24 Ho 2 stage sep circulation 25 Ho mod without circulation 26 Ho 2 stage without circulation 27 Ho 3 stage without circulation Selected operating mode is not released for the basic...

Page 223: ...s Interval 2 1 Time Edit 0 4 s 60 s 0 2 s 2 s SO 333 Fuel 1 gas Afterburn time 1 Time Edit 0 2 s 60 s 0 2 s 8 s SO 334 Fuel 1 gas Postpurge time no extraneous light test 1 Time Edit 0 2 s 108 min 0 2 s 15 s SO 335 Gas Air pressure switch LP 0 inactive 1 active 2 active except phase 60 66 pneumatic operation only 1 Selection Edit 1 2 1 1 SO 336 Fuel 1 gas Pressure switch min input 0 inactive 1 pres...

Page 224: ...O 362 Fuel 1 oil Prepurging 0 inactive 1 active 1 Selection Edit 0 1 1 1 OEM 365 Fuel 1 oil Prepurge time 1 Time Edit 5 s 60 min 0 2 s 30 s SO 366 Fuel 1 oil Preignition time 1 Time Edit 0 6 s 60 min 0 2 s 2 s SO 367 Fuel 1 oil Safety time 1 TSA1 1 Time Edit 1 s 15 s 0 2 s 5 s OEM 369 Fuel 1 oil Time to respond to pressure faults within safety time 1 TSA1 and safety time 2 TSA2 1 Time Edit 0 4 s 1...

Page 225: ...io control curves air actuator curve setting only 13 Std_s16 Edit 0 90 0 1 0 90 45 undefined SO 403 Ratio control curves VSD curve setting only 13 Std_s16 Edit 15 100 0 1 0 100 50 undefined SO 404 Fuel 1 Ratio control curves fuel actuator curve setting only 13 Std_s16 Edit 0 90 0 1 0 0 15 undefined SO 405 Fuel 1 Ratio control curves air actuator curve setting only 13 Std_s16 Edit 0 90 0 1 0 90 45 ...

Page 226: ...s16 Edit 0 100 0 1 0 100 50 SO 522 Ramp up 1 Std_u8 Edit 5 s 40 s 1 s 10 s SO 523 Ramp down 1 Std_u8 Edit 5 s 40 s 1 s 10 s SO 542 Activation of VSD PWM fan 0 inactive 1 active 1 Selection Edit 0 1 1 0 SO 544 Ramp modulating 1 Std_u8 Edit 32 s 80 s 1 s 32 s SO 545 Lower output limit undefined 20 1 Output Edit clear 20 100 0 1 undefined SO BA 546 Upper output limit undefined 100 1 Output Edit clear...

Page 227: ...1 1 1 OEM 609 Fuel 1 Actuator s direction of rotation 0 counterclockwise 1 clockwise exclusively for SQM3 1 Std_u8 Edit 0 1 1 0 OEM 610 Fuel 1 Tolerance limit of position monitoring 0 1 Index 0 fuel Index 1 air Greatest position error where an error is securely detected Error detection band parameter 606 0 6 up to parameter 606 1 Std_u8 Edit 0 4 0 1 1 7 SO 611 Type of reference Index 0 fuel Index ...

Page 228: ... 1 Std_u8 Edit 0 2 1 0 SO 652 VSD behavior when safety loop burner flange is open 0 no VSD control when safety loop burner flange is open 1 VSD control independent of safety loop burner flange 1 Std_u8 Edit 0 1 1 1 SO 653 VSD standstill supervision in standby mode 0 deactivate 1 active 1 Std_u8 Edit 0 1 1 1 SO 700 Error history 701 Error history 701 725 01 Code 25 Std_u8 Read only 0 255 1 0 Info S...

Page 229: ...ad controller via contacts 1 Selection Read only 0 255 1 0 SO 945 Actual fuel 0 fuel 0 1 fuel 1 1 Std_u8 Read only 0 255 1 0 Info Service 947 Results of contact release bit coded Bit 0 0 1 pressure switch min Bit 0 1 2 pressure switch max Bit 0 2 4 pressure switch valve proving Bit 0 3 8 pressure switch air pressure switch Bit 0 4 16 internal fuel selection 1 Bit 0 5 32 load controller ON Bit 0 6 ...

Page 230: ...1 0 Info Service 961 Phase state for external module and display 1 Std_u8 Read only 0 255 1 0 Info Service 981 Error memory Code 1 Std_u8 Read only 0 255 1 0 Info Service 982 Error memory Diagnostic code 1 Std_u8 Read only 0 255 1 0 Info Service 992 Error flags 10 Hex_32 Reset 0 0xFFFFFFFF 1 0 SO Legend Std_u8 8 bit integer not signed Std_u16 16 bit integer not signed Std_u32 32 bit integer not si...

Page 231: ...8 Air pressure POC start prevention 84 Air pressure combustion pressure POC start prevention 4 Extraneous light 0 Extraneous light during startup 1 Extraneous light during shutdown 2 Extraneous light during startup prevention of startup 6 Extraneous light during startup air pressure start prevention 18 Extraneous light during startup combustion pressure start prevention 24 Extraneous light during ...

Page 232: ...k parameters 236 and 237 81 V1 leaking Check to see if the valve on the gas side is leaking Check wiring to see if there is an open circuit 83 V2 leaking Check to see if the valve on the burner side is leaking Check to see if the pressure switch for the leakage test is closed when gas pressure is present Check wiring for short circuit 14 POC 0 POC open Check to see if the valve s closing contact i...

Page 233: ...ustion pressure POC start prevention 23 Gas pressure switch min Pmin heavy oil direct start 0 No minimum gas pressure Check wiring to see if there is an open circuit X5 01 1 Gas shortage start prevention Check wiring to see if there is an open circuit X5 01 2 Heavy oil direct start Check wiring to see if there is an open circuit X9 04 Check that the oil is preheated correctly 50 Internal error Mak...

Page 234: ...tput 26 Curvepoints undefined Adjust the curvepoints for all actuators 71 Special position undefined 0 Home position Parameterize the home position for all actuators used 1 Prepurge position Parameterize the prepurge position for all actuators used 2 Postpurge position Parameterize the postpurge position for all actuators used 3 Ignition position Parameterize the ignition position for all actuator...

Page 235: ...horter than those of the basic unit parameter 523 2 Storage of standardized speed not successful Error during storage of the standardized speed lock the basic unit then reset it and repeat the standardization 3 Line interruption speed sensor Basic unit receives no pulses from the speed sensor 1 Motor does not turn 2 Speed sensor is not connected 3 Speed sensor is not activated by the sensor disk c...

Page 236: ... actuator might be overloaded and cannot reach its destination 23 VSD deactivated Standardization was started with VSD deactivated activate the VSD and repeat standardization 24 No valid operation mode Standardization was started without valid operation mode activate valid operation mode and repeat standardization 25 Pneumatic air fuel ratio control Standardization was started with pneumatic air f...

Page 237: ... VSD 2 Check wiring of the VSD 84 Curve slope actuators Bit 0 Valency 1 VSD Curve too steep in terms of ramp speed Check speed differential between the curvepoints and the modulating operating ramp setting parameter 544 1 Modulating operating ramp 32 seconds Curve slope max 10 for LMV3 ramp of 20 seconds 20 for 10 seconds or 40 for 5 seconds 2 Modulating operating ramp 48 seconds Curve slope max 1...

Page 238: ...1 2 Check to see if actuators have been mixed up 3 Check to see if actuator is locked or overloaded Bit 7 Valency 128 Referencing error due to parameter change Parameterization of an actuator e g the reference position has been changed To trigger new referencing this error is set 86 Error fuel actuator 0 Position error Target position could not be reached within the required tolerance band Check t...

Page 239: ...lency 16 Sectional deviation in comparison with last referencing Actuator was overloaded or mechanically twisted 1 Check the setting of the actuator type parameter 613 1 2 Check to see if the actuator is blocked somewhere along its working range 3 Check to see if the torque is sufficient for the application 90 Internal error basic unit 91 Internal error basic unit 93 Error flame signal acquisition...

Page 240: ... or interrupt the controller ON signal 100 Internal error relay control Make a reset if error occurs repeatedly replace the unit 105 Internal error contact sampling 0 Pressure switch min 1 Pressure switch max POC 2 Pressure switch valve proving 3 Air pressure 4 Fuel selection Fuel 1 5 Load controller on off 6 Fuel selection Fuel 0 7 Safety loop Burner flange 8 Safety valve 9 Ignition transformer 1...

Page 241: ... Make a reset repeat last parameterization check Restore the parameter set if error occurs repeatedly replace the unit 128 0 Internal error EEPROM access synchronization during initialization Make a reset if error occurs repeatedly replace the unit 129 Internal error EEPROM access command synchronization Make a reset repeat last parameterization check If error occurs repeatedly replace the unit 13...

Page 242: ...sent be made Reset and repeat backup 254 2 Abortion due to transmission error Reset and repeat backup 255 1 Abortion due to timeout during backup restore Make a reset check the connections and repeat backup restore In case of repeated backup timeout the AZL2 does not yet support backup functionality 146 Timeout building automation interface Refer to Modbus User Documentation A7541 1 Modbus timeout...

Page 243: ... operating mode selected Bit 1 Valency 2 3 No fuel train defined Bit 2 Valency 4 7 No curves defined Bit 3 Valency 8 15 Standardized speed undefined Bit 4 Valency 16 31 Backup restore was not possible 202 Internal error operating mode selection Redefine the operating mode parameter 201 203 Internal error Redefine the operating mode parameter 201 Make a reset if error occurs repeatedly replace the ...

Page 244: ...occur on startup in that case the LMV3 system was not operated as specified Optimization Better overview through text changes of groups 200 PAr0 300 PAr1 and 600 ACtr on the parameter menu initially PArA and hiding of unused parameters after selection of fuel train operating mode no display of oil parameters in gas fuel train Optimization Control of the fan output during standardization standby fo...

Page 245: ...inimum setting for prepurge time 5 seconds Optimization Standstill supervision of the VSD can be switched off in standby mode Extension No flame at the end of safety time TSA repetition counter adjustable air pressure failure OEM heavy oil direct start SO Extension Air pressure supervision in operation with pneumatic ratio control can be switched off OEM Extension VSD ramp time increased to 40 sec...

Page 246: ...max X3 04 46 Figure 17 Burner flange X3 03 47 Figure 18 Inputs for external load controller ON OFF X5 03 47 Figure 19 Air pressure switch APS X3 02 48 Figure 20 LMV36 Pressure switch valve proving gas P LT X9 04 49 Figure 21 LMV36 with AGM60 Pressure switch valve proving gas P LT X9 04 49 Figure 22 Gas pressure switch min Pmin X5 01 50 Figure 23 LMV36 Oil pressure switch valve proving P LT X5 01 5...

Page 247: ...ect ignition modulating 82 Figure 53 Light oil ignition modulating 82 Figure 54 Light oil direct ignition fuel valve control program 82 Figure 55 Dual fuel burner gas light oil with gas pilot ignition 83 Figure 56 Light oil direct ignition fuel valve control program 83 Figure 57 Light oil direct ignition modulating without shutdown facility for adjustable head 84 Figure 58 Light oil direct ignitio...

Page 248: ...1 Figure 83 Sensor disk 133 Figure 84 Speed sensor 134 Figure 85 VSD connection X74 142 Figure 86 PWM fan X74 142 Figure 87 PWM fan X64 142 Figure 88 Fuel meter input X75 145 Figure 89 Inputs and outputs 147 Figure 90 Connection via COM X92 to superposed systems 148 Figure 91 Communication with display BCI RJ11 jack X56 151 Figure 92 Display input BCI RJ11 jack X56 151 Figure 93 Description of uni...

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