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Building Technologies Division

Basic Documentation LME7...

CC1P7105en

Infrastructure & Cities Sector

18 PME73.831…

29.11.2011

18 PME73.831…

18.1 Program sequence PME73.831…



For connection diagram fuel trains

Gp1

Gp2

(without valve proving)

7105d60e/1111

X2-02 Pin 3

ctu

r p

iti

High-fire

Ignition load

Low-fire

LR-OPEN

LR-CLOSE

Pmin

P LT

ION / QRA

QRB / QRC

X3-04 Pin 5

Relay

contact Function / inputs

Display and operating unit parameter number

LED permanent

LED flashing

tw t11 t10 t12 t3 t3n t4

td4 td1 td3 td2

Standby Startup

Operation

Shutdown

Valve proving

If parameter

P241 =1 (ON)

Can be

parameterized

t1 TSA

259 225 260 226 257 230 231

260 232

234

Relay

contact Function / outputs

X3-04 Pin 1

X5-03 Pin 1

X5-03 Pin 3

X65 Pin 1

X5-03 Pin 2

X65 Pin 1

X3-02 Pin 1

X5-01 Pin 2

X2-02 Pin 4

X9-04 Pin 2

X6-03 Pin 3

X2-01 Pin 3

X4-02 Pin 3

K2/2

X7-01 Pin 3

X7-04 Pin 4

X7-02 Pin 3

K2/1

X2-03 Pin 3

Phase number

21 22 24 22 30 30 36 38 40 42 44 50 54 54

72 74 10

80 81 82 83

oP1

t12

SA-NL

K11

X2-09 Pin 3

SA-KL

K12

X2-09 Pin 2

SA-ZU

X2-09 Pin 1

SA-R

X2-09 Pin 4

Output SA-ZL cams

K2/2

X2-09 Pin 7

Input SA-ZL cams

X2-09 Pin 8

X2-02 Pin 4

Fig. 63: Program sequence PME73.831... to connection diagram fuel trains (G)/(Gp1)/(Gp2)



Version 1:



Ignition load < low-fire



Prepurging

high-fire



Parameter 515 = 1 (requirement parameter 259.01 > 0 seconds)

Summary of Contents for LME7 Series

Page 1: ...n 29 11 2011 Building Technologies Division Infrastructure Cities Sector LME7 Burner control Basic Documentation The LME7 and this Basic Documentation are intended for use by OEMs which integrate the burner controls in their products ...

Page 2: ...2 245 Building Technologies Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector Safety notes 29 11 2011 ...

Page 3: ...n Infrastructure Cities Sector Safety notes 29 11 2011 Supplementary documentation User Documentation LME73 000 PME73 840 A7105 Environmental Product Declaration LME E7105 Environmental Product Declaration PME E7105 1 Data Sheet LME7 N7105 Product Range Overview LME Q7101 ...

Page 4: ...4 245 Building Technologies Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector Safety notes 29 11 2011 ...

Page 5: ...Features 22 3 Type summary 23 3 1 Burner controls 23 3 2 Program module 24 3 3 External display and operating units 26 3 4 Flame detectors 26 3 5 Actuators 27 3 6 Pressure switch 27 3 7 Dummy plugs for RJ11 28 3 8 Connector sets for LME7 28 3 9 Service tools 28 3 10 Test case and accessories 29 4 Technical data 30 4 1 Basic unit LME7 30 4 2 Terminal rating Inputs 30 4 3 Terminal rating Outputs 31 ...

Page 6: ...gital input 46 9 2 1 Safety Loop X3 04 terminal 1 and 2 46 9 2 2 Input for external controller ON OFF X5 03 terminal 1 46 9 2 3 Air pressure switch X3 02 47 10 PME71 401 48 10 1 Program sequence PME71 401 48 10 2 Connection diagrams for fuel train applications examples 50 10 2 1 Gas direct ignition G 1 stage 50 10 2 2 Gas direct ignition G 2 stage 50 10 3 Time table and settings for program sequen...

Page 7: ...example 1 78 13 4 Connection diagram for LME72 000 without actuator SQM4 79 13 5 Time table and settings for program sequence PME72 521 80 13 6 LME72 000 Inputs and outputs internal connection diagram 81 13 7 Parameter list PME72 521 AZL2 82 14 PME72 541 84 14 1 Program sequence PME72 541 84 14 2 Connection diagrams for fuel train applications examples 86 14 2 1 Gas direct ignition G 1 stage 86 14...

Page 8: ...0 with actuator SQM4 example 1 111 16 4 Connection diagram for LME73 000 without actuator SQM4 112 16 5 Time tables and settings for program sequence PME73 820 113 16 6 LME73 000 Inputs and outputs internal connection diagram 114 16 7 Parameter list PME73 820 AZL2 115 17 PME73 830 118 17 1 Program sequence PME73 830 118 Connection diagrams for fuel train applications examples 120 17 1 1 Gas direct...

Page 9: ...ams for fuel train applications examples 150 19 2 1 Gas direct ignition G 1 stage 150 19 2 2 Gas pilot ignition 1 Gp1 1 1 stage 150 19 2 3 Gas pilot ignition 1 Gp1 2 1 stage with valve proving 151 19 2 4 Gas direct ignition 1 Gp1 2 1 stage with valve proving 151 19 2 5 Gas valve proving 152 Valve proving with separate pressure switch 152 Valve proving calculation of leakage rate 153 19 3 Connectio...

Page 10: ...splay 170 23 3 Special functions 170 23 3 1 Manual lockout 170 23 4 Operation 171 23 4 1 Normal display 171 23 4 1 1 Display in standby mode 171 23 4 1 2 Display during startup shutdown 171 Display of program phases 171 List of phase display display depending on program 172 23 4 1 3 Display of operating position 173 23 4 1 4 Fault status messages display of errors and info 174 Display of errors fa...

Page 11: ...el 196 24 Error code list with operation via external AZL2 display 199 25 Operation via internal LED 201 25 1 Description of display and buttons 201 25 2 Normal display 202 25 2 1 Display in standby mode 202 25 2 2 Display during startup shutdown 202 25 2 2 1 Display of program phases 202 25 2 2 2 List of phase display 203 25 2 3 Display of operating position 205 25 3 Special functions 205 25 3 1 ...

Page 12: ...P40 and P44 228 Procedure 228 27 4 3 Final settings of PWM safety parameters 229 Procedure 229 Follow these steps 229 Checking prepurging 230 Checking the ignition load 230 27 4 4 Setting safety parameters 675 00 675 01 and checking the safety settings under worst case conditions 231 Procedure 231 Follow these steps 231 Checking prepurging 231 Checking the ignition load 232 27 4 5 Matching the wor...

Page 13: ... when the program module is not fitted Each time work has been carried out mounting installation service work etc check to ensure that wiring and parameterization is in an orderly state and make the safety checks as described in Commissioning notes If not observed there is a risk of impairment of safety functions and of electric shock hazard If the housing or the area near the operating panel is d...

Page 14: ... between mains voltage and PWM Hall input output If not observed there is a risk that safety functions will be impaired and that a risk of electric shock will exist To ensure safety and reliability of the LME7 system the following points must also be observed Condensation and ingress of humidity must be avoided Should such conditions occur make sure that the unit will be completely dry before swit...

Page 15: ...it must be secured with fixing screws M4 UNC32 or M5 UNC24 observing a maximum tightening torque of 1 8 Nm and using all 3 fixing points The additional mounting surfaces on the housing are provided to improve mechanical stability These must fully 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 60 42 42 73 9 7...

Page 16: ...er manufacturer must fit dummy plugs to unused LME7 terminals The connectors of the connecting cables for the LME7 may only be removed or exchanged when the plant is shut down all polar disconnection since the connections escpecially BCI interface does not provide safe separation from mains voltage The mechanical coupling between the actuators and the controlling elements for fuel and air or any o...

Page 17: ...Technical Data The mains powered ionization probe is not protected against electric shock hazard Protection against accidental contact must be ensured Locate the ignition electrode and the ionization probe such that the ignition spark cannot arc over to the ionization probe risk of electrical overloads and that it cannot adversely affect the supervision of ionization Insulation resistance Must be ...

Page 18: ...eck response a Burner startup with flame detector disconnected Lockout at the end of 1st safety time b Burner startup with flame detector exposed to extraneous light e g to incandescent light with detectors for visible radiation quartz halogen bulb or cigarette lighter flame with detectors for UV radiation Lockout during prepurge time c Simulation of loss of flame during operation For that disconn...

Page 19: ... 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 and the table containing the relevant test documentation as published by the European Association of Component Manufacturers Afecor www afecor org The designed life...

Page 20: ...r if adequate precautionary measures are not taken Note draws your attention to important information on the product on product handling or to a special part of the documentation Reference refers to further information given in other pieces of user documentation chapters or sections Only qualified personnel are allowed to install and operate the equipment Qualified personnel in the context of the ...

Page 21: ...pervised with an ionization probe optionally with flame detector QRA2 QRA4 U or QRA10 Gas burner controls to EN 298 2003 Oil burner controls to EN 230 2005 For forced draft gas burners to EN 676 For forced draft oil burners to EN 267 Integrated in the LME7 basic unit are Burner control BCI for connection a display or PC Only LME72 LME73 Control for one actuator Lockout reset button info button 3 m...

Page 22: ...rameter levels of the burner boiler manufacturer and heating engineer against unauthorized access Basic settings that the plant operator can make on site require no password Multicolor indication for operating state and fault status messages via 3 color LED Diagnostics of cause of fault via blink code Extensive service fault and operating state information via built in 3 x 7 segment display Extens...

Page 23: ...pe LME71 000A1 LME71 000A2 LME72 000A2 LME73 000A1 LME73 000A2 Mains voltage AC 120 V Mains voltage AC 230 V Gas pressure switch min POC Pressure switch valve proving Air pressure switch Ionization probe QRA2 QRA4 U QRA10 Load controller analog input signal 0 10 V 4 20 mA 0 135 Load controller input 3 position step input 2 stage Output actuator control Input feedback for actuator with potentiomete...

Page 24: ...Gas program forced draft burner Gas program atmospheric burner 1 stage 2 stage or 1 stage modulating Pilot burner simultaneously alternately Modulating via actuator pneumatic or mechanic gas air ratio control Modulating via PWM fan pneumatic or mechanic gas air ratio control Fan speed control control via analog signal 3 position step signal Actuator control via analog signal 3 position step signal...

Page 25: ...rogram forced draft burner Gas program atmospheric burner 1 stage 2 stage or 1 stage modulating Pilot burner simultaneously alternately Modulating via actuator pneumatic or mechanic gas air ratio control Modulating via PWM fan pneumatic or mechanic gas air ratio control Fan speed control control via analog signal 3 position step signal Actuator control via analog signal 3 position step signal for ...

Page 26: ... burning oil flames and for ignition spark proving Plastic insulated housing metalized to prevent static charging caused by the air flow from the fan For direct mounting on the burner Delivery optional with without flange and clamp See Data Sheet N7712 QRA4 U Flame detector for use with Siemens burner controls for the supervision of gas flames yellow blue burning oil flames and for ignition spark ...

Page 27: ...ta Sheet N7804 SQM40 SQM41 The actuators are suited for driving flow control valves butterfly valves dampers or for use on other applications that require rotary motion Areas of application are oil and gas burners of medium to larger capacity as well as thermal process plants Holding torque Up to 10 Nm Running times 15 s and 30 s Direction of rotation clockwise or counterclockwise rotation SQM5 El...

Page 28: ...r LME7 RAST5 and RAST3 5 Single packs The several connectors are delivered into bags to 10 pieces each as a unit AGG3 730 50 standard connector sets complete for LME7 RAST5 and RAST3 5 Single packs The several connectors are delivered into bags to 50 pieces each as a unit Example X5 03 3 9 Service tools OCI410 Interface between burner control and PC Facilitates viewing handling and recording setti...

Page 29: ...equence of operations in connection with the specified burner controls For check and test purposes of burner controls For operation in laboratories by expert qualified personnel See User Manual CC1U7993 AGV8895 01 Connection cable set for LME7 For test case KF8895 1A9 Consisting of AGV8895 01X1 Connection cable for mains potential For test case KF8895 1A9 AGV8895 01X3 Connection cable for extra lo...

Page 30: ...ion takes place should mains voltage drop AC 75 V AC 165 V Restart is initiated when mains voltage exceeds AC 100 V AC 195 V State inputs temperature controller temperature switch load controller pressure switch air pressure switch actuator except safety loop of the contact feedback network CFN are used for system supervision and require mains related input voltage Input safety loop See Terminal r...

Page 31: ...60 Hz AC 230 V 50 60 Hz Rated current 1 A 1 A Power factor Cos 0 6 Cos 0 6 Output relay contact 2 pin 2 X2 09 pin 7 Rated voltage AC 120 V 50 60 Hz AC 230 V 50 60 Hz Rated current 1 A 1 A Power factor Cos 0 4 Cos 0 4 Fuel valves pilot valve X7 01 pin 3 Rated voltage AC 120 V 50 60 Hz AC 230 V 50 60 Hz Rated current 1 A 1 A Power factor Cos 0 4 Cos 0 4 Fuel valves 1 X7 04 pin 4 fuel valve 2 X7 02 p...

Page 32: ...n position OPEN X2 09 pin 1 X2 09 pin 2 X2 09 pin 3 1 mio switching cycles 1 mio switching cycles Rated voltage AC 120 V 50 60 Hz AC 230 V 50 60 Hz Rated current 0 1 A 0 1 A Power factor Cos 0 6 Cos 0 6 Output K2 2 X2 09 7 AC 230 V 50 60 Hz Rated current Max 1 A Power factor Cos 0 4 Feedback via input of cam V2 depending on the switching contact used in actuator X2 09 8 4 6 Cross sectional areas T...

Page 33: ...ug For 6 pin modular plug RJ11 Supplier Recommendation Molex Order no 085 999 3256 4 9 Environmental conditions Storage DIN EN 60721 3 1 Climatic conditions Class 1K3 Mechanical conditions Class 1M2 Temperature range 40 70 C Humidity 95 r h Transport DIN EN 60721 3 2 Climatic conditions Class 2K3 Mechanical conditions Class 2M2 Temperature range 40 70 C Humidity 95 r h Operation DIN EN 60721 3 3 C...

Page 34: ...pacitance line length increases the voltage at the ionization probe und thus the detector current will drop Extremely long line lengths and very high ohmic flames might necessitate the use of low capacitance cable e g ignition cable In spite of special electronic circuits designed to compensate possible adverse effects of the ignition spark on the ionization current it must be made certain that th...

Page 35: ... X10 05 2 X10 05 1 Figure 4 Measuring circuit for ionization probe Legend C Electrolytic condenser 100 470 µF DC 10 25 V ION Ionization probe M Microammeter Ri max 5 000 Warning Simultaneous operation of QRA and ionization probe is not permitted If not observed there is a risk of impairment of safety functions Measuring circuit for detector current measurement ...

Page 36: ...ention extraneous light Start prevention extraneous light Operation Operation Operating voltage AC 280 V 15 Mains frequency 50 60 Hz 6 Required detector current Min 70 µA Possible detector current Operation Max 700 µA Perm length of detector cable Normal cable laid separately Max 100 m Multicore cable not permitted Flame detector QRA QRA Figure 5 Measuring circuit for QRA Legend A Exposure to ligh...

Page 37: ...245 Building Technologies Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 5 Dimensions 29 11 2011 5 Dimensions Dimensions in mm nfo A 7105m02 0510 Figure 6 Dimensions of LME7 LME7 ...

Page 38: ...t All contacts in the safety loop are closed 6 2 Undervoltage Safety shutdown from the operating position takes place should mains voltage drop below about AC 75 V UN AC 120 V Restart is initiated when mains voltage exceeds about AC 100 V UN AC 120 V Safety shutdown from the operating position takes place should mains voltage drop below about AC 165 V UN AC 230 V Restart is initiated when mains vo...

Page 39: ...r pressure switch has welded in the operating position Start prevention lockout after 30 seconds Air pressure switch has welded in the no load position Lockout at the end of the specified time No air pressure signal on completion of the specified time Lockout with breakdown time 0 3 seconds POC contact is open during startup Lockout approx 5 seconds after temperature thermostat or pressurestat or ...

Page 40: ...mum 1 repetition per controlled startup can be performed via the temperature thermostat or pressurestat or else lockout will be initiated 6 6 2 Parameter 240 01 If no flame is established by the end of the safety time a maximum of 3 repetitions per controlled shutdown are possible With repetitions from the operating position loss of flame the flame must have been established on completion of the s...

Page 41: ... diagnostics of cause of fault 2 Diagnostics Via BCI to AZL2 display and operating unit Visual diagnostics In normal operation the different operating states are indicated in the form of color codes according to the color code table given below 7 2 Indication of operating state During startup state indication takes place according to the following table Color code table for multicolor signal lamp ...

Page 42: ... least 3 seconds interface diagnostics will be activated If by accident interface diagnostics has been activated in which case the slightly red light of the signal lamp flickers it can be deactivated by pressing again the lockout reset button info button for 3 seconds The instant of switching over is indicated by a yellow light pulse The following sequence activates the diagnostics of cause of fau...

Page 43: ...ve or blocked False connection Misadjustment 7 x blinks Too many losses of flame during operation limitation of repetitions Faulty or soiled fuel valves Faulty or soiled flame detector Poor adjustment of burner 8 x blinks Free 9 x blinks Free 10 x blinks Wiring error or internal error output contacts other faults 12 x blinks Valve proving Fuel valve 1 leaking 13 x blinks Valve proving Fuel valve 2...

Page 44: ...ocumentation LME7 CC1P7105en Infrastructure Cities Sector 8 Inputs outputs 29 11 2011 8 Inputs outputs X2 09 X7 02 X7 01 X7 04 X4 02 X3 04 X2 01 X2 02 X6 03 X9 04 X5 01 X3 02 X5 03 X10 06 X10 05 X76 X66 X65 7105z03 0710 X56 Figure 8 Inputs outputs ...

Page 45: ...on of inputs and outputs This section covers the key features of the basic unit s inputs and outputs For exact use of the inputs and the activation of outputs see chapter Sequence diagrams LME 7105z14 0911 QRA X10 06 1 2 Figure 9 Flame signal input X10 06 Connection choices Ionization probe QRA2 QRA10 QRA4 U Flame signal input and flame detector X10 06 ...

Page 46: ...n the safety loop 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 OFF there is no signal from the safety loop start prevention error code LOC 22 is translated to text display 9 2 2 Input for external controller ON OFF X5 03 terminal 1 When the external control loop is closed the internal inpu...

Page 47: ...ystem initiates lockout The air pressure switch must have an NO contact If no air pressure switch is required e g when firing on oil a wire link to the fan output must be fitted X3 02 terminal 1 to X2 01 terminal 3 Caution The OEM must check to see whether the burner can be operated without air pressure switch This may necessitate a special approval depending on the type of application LME 7105z17...

Page 48: ... Startup Operation Shutdown t1 TSA 224 225 226 257 230 240 234 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 SV K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K7 X7 04 Pin 4 X7 01 Pin 3 K2 1 X2 03 Pin 3 Phase number AZL2 21 22 22 30 30 38 40 42 44 74 10 X2 02 Pin 4 240 240 240 240 240 oP P2 oP P1 ...

Page 49: ...ssure switch in no load position Check if POC is closed 22 Part 1 Fan motor ON Part 2 Specified time air pressure switch Message timeout stabilization of air pressure switch 30 Part 1 Prepurge time without flame simulation test Part 2 Prepurge time with flame simulation test 2 1 seconds 38 Preignition time 40 Postignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval End of ignitio...

Page 50: ...fuel train applications examples 10 2 1Gas direct ignition G 1 stage SV V1 Program G Gas direct 1 stage X7 04 LME71 000 Figure 14 Connection diagram fuel train gas direct ignition G 1 stage 10 2 2 Gas direct ignition G 2 stage SV V1 Program G Gas direct 2 stage X7 01 X7 04 LME71 000 V2a Figure 15 Connection diagram fuel train gas direct ignition G 2 stage ...

Page 51: ...5 Min 0 2 1 1 029 0 0 3 3 234 0 0 0 3 0 3 Step size 4 851 0 147 0 147 0 294 4 851 0 254 Function parameter Parameter number Factory setting Repetition in the event of loss of flame during operation 2 None 2 1 x P240 0 Legend tw Waiting time t3n Postignition time P257 0 3 seconds TSA Safety time t4 Interval End of safety time load controller release t1 Prepurge time t8 Postpurge time t3 Preignition...

Page 52: ...s Division Basic Documentation LME7 CC1P7105de Infrastructure Cities Sector 10 PME71 401 29 11 2011 10 4 LME71 000 Inputs and outputs internal connection diagram Figure 16 LME71 000 Inputs and outputs internal connection diagram ...

Page 53: ... Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0 999999 1 0 Info 170 00 Switching cycles actuator relay K12 Read only 0 999999 1 0 Info 170 01 Switching cycles actuator relay K11 Read only 0 999999 1 0 Info 170 02 Switching cycles actuator relay contact 2 Read only 0 999999 1 0 Info 170 03 Switching cycles actuator relay contact 1 Read only 0 999999 1 0 Info 171 Max swit...

Page 54: ...ng 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 702 Error history former 1 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 711 Error history former 10 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 900 Process data 936 Normalized speed Read on...

Page 55: ...234 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 SV K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K7 X7 04 Pin 4 X7 01 Pin 3 K2 1 X2 03 Pin 3 Phase number AZL2 21 22 22 30 30 38 40 42 44 74 10 X2 02 Pin 4 240 240 240 240 240 oP P1 Phase number 7 segment in the LME 21 22 22 30 30 38 40 42 44 74 1...

Page 56: ...22 Part 1 Fan motor ON Part 2 Specified time air pressure switch Message timeout stabilization of air pressure switch 30 Part 1 Prepurge time without flame simulation test Part 2 Prepurge time with flame simulation test 2 1 seconds 38 Preignition time 40 Postignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval End of ignition safety time and fuel valve 1 ON 50 Part 1 Interval Fue...

Page 57: ...pplications examples 11 2 1 Gas direct ignition G 1 stage SV V1 Program G Gas direct 1 stage X7 01 X7 04 Dbr2 LME71 000 Figure 18 Connection diagram fuel train gas direct ignition G 1 stage 11 2 2 Gas pilot ignition 1 Gp1 1 1 stage SV V1 Program Gp1 1 Gas pilot 1 stage PV X7 01 X7 04 LME71 000 Figure 19 Connection diagram fuel train gas pilot ignition 1 Gp1 1 1 stage ...

Page 58: ...234 0 0 0 0 3 0 3 Step size 4 851 0 147 0 147 0 294 4 851 0 294 0 294 Function parameter Parameter number Factory setting Continuous pilot 0 OFF 1 ON P247 0 Repetition in the event of loss of flame during operation 2 None 2 1 x P240 0 Legend tw Waiting time t4 Interval End of safety time fuel valve 1 ON TSA Safety time t8 Postpurge time t1 Prepurge time t9 Interval Fuel valve 1 ON and pilot valve ...

Page 59: ...s Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 11 PME71 402 29 11 2011 11 4 LME71 000 Inputs and outputs internal connection diagram Figure 20 LME71 000 Inputs and outputs internal connection diagram ...

Page 60: ...ion number Read only 0 9999 1 0 Info 113 Burner identification Edit x xxxxxxxx 1 Info SO Mode display of display and operating unit AZL2 1 standard program phase 2 flame 1 QRA ION 3 flame 2 QRB QRC not used 4 active power power value Edit 1 4 1 1 SO SO 164 Number of startups resettable Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0 999999 1 0 Info 170 00 Switching cycle...

Page 61: ...nds Edit 0 s 1237 s 4 851 s 29 106 s SO OEM 226 Preignition time Edit 1 029 s 37 485 s 0 147 s 3 087 s SO OEM 230 Interval End of safety time fuel valve 1 ON Edit 3 234 s 74 97 s 0 294 s 3 234 s SO OEM 231 Interval Fuel valve 1 ON pilot valve OFF Edit 0 s 74 97 s 0 294 s 2 646 s SO OEM 234 Postpurge time Edit 0 s 1237 s 4 851 s 19 404 s SO OEM 240 Repetition in the event of loss of flame during op...

Page 62: ...ng 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 702 Error history former 1 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 711 Error history former 10 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 900 Process data 936 Normalized speed Read on...

Page 63: ...shing tw t11 t10 t12 t3 t3n t4 t8 td4 td1 td3 td2 Standby Startup Operation Shutdown Valve proving if parameter P241 1 ON Can be parameterized t1 TSA 259 225 260 226 257 234 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 PWM K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K7 X7 04 Pin 4 X7 01 Pin 3 ...

Page 64: ...witch Message timeout stabilization of air pressure switch 24 Settling time fan motor prepurge speed 30 Part 1 Prepurge time without flame simulation test Part 2 Prepurge time with flame simulation test 2 1 seconds 36 Speed settling time fan motor ignition load speed 38 Preignition time 40 Postignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval End of ignition safety time and re...

Page 65: ... proving X7 04 LME71 000 V2 X7 01 Figure 23 Connection diagram fuel train gas direct ignition G 1 stage with valve proving Note When valve proving is activated e g on shutdown the load on the valve s terminals according to chapter Technical data Terminal rating Outputs is restricted Fuel valve 1 X7 04 pin 4 fuel valve 2 X7 02 pin 3 auxiliary output Rated voltage AC 120 V AC 230 V 50 60 Hz 50 60 Hz...

Page 66: ...as pressure in the test space must not drop below a certain level Legend td1 Test atmospheric pressure td2 Test gas pressure td3 Test space filling td4 Test space evacuating V Fuel valve P LT Pressure switch valve proving Input output signal 1 ON Input output signal 0 OFF P LT 7105d68e 1210 P LT Fig 24 Valve proving with separate pressure switch Input permissible signal 1 ON or 0 OFF Valve proving...

Page 67: ... of aborted or prevented valve proving the unit will perform valve proving the next time it is started up only when valve proving is activated In the case of valve proving prepurging is active during the startup phase even if it has been deactivated Examples of aborted valve proving When the safety loop or the start prevention input for gas containing pressure switch min opens during valve proving...

Page 68: ...me during operation 2 None 2 1 x P240 01 0 Valve proving 0 inactive 1 active P241 00 0 Valve proving 0 During prepurge time 1 During postpurge time P241 01 1 Valve proving 0 According to P241 01 1 During prepurge time and postpurge time P241 02 0 Legend tw Waiting time t10 Specified time air pressure switch state message timeout TSA Safety time t11 Opening time of actuator timeout t1 Prepurge time...

Page 69: ...s Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 12 PME71 901 29 11 2011 12 4 LME71 000 Inputs and outputs internal connection diagram Figure 25 LME71 000 Inputs and outputs internal connection diagram ...

Page 70: ...999 1 0 Info 113 Burner identification Edit x xxxxxxxx 1 burnErId Info SO 123 Min power control step Edit 1 10 0 1 2 SO SO 140 Mode display of display and operating unit AZL2 1 standard program phase 2 flame 1 QRA ION 3 flame 2 QRB QRC not used 4 active power power value Edit 1 4 1 4 SO SO 164 Number of startups resettable Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0 ...

Page 71: ...OEM 240 01 Repetition counter Limit value No flame end of safety time Edit 0 1 1 1 SO OEM 241 00 Valve proving 0 OFF 1 ON Edit 0 1 1 1 SO OEM 241 01 Valve proving 0 during prepurge time 1 during postpurge time Edit 0 1 1 1 SO OEM 241 02 Valve proving 0 according to P241 01 1 during prepurge time and postpurge time Edit 0 1 1 0 SO OEM 242 Valve proving test space evacuating Edit 0 s 2 648 s 0 147 s...

Page 72: ...ire P1 Minimum limit Edit 800 rpm 9000 rpm 10 rpm 800 rpm SO OEM 517 01 Speed limit low fire P1 Maximum limit Edit 800 rpm 9000 rpm 10 rpm 9000 rpm SO OEM 518 00 Speed limit high fire P2 Minimum limit Edit 800 rpm 9000 rpm 10 rpm 800 rpm SO OEM 518 01 Speed limit high fire P2 Maximum limit Edit 800 rpm 9000 rpm 10 rpm 9000 rpm SO OEM 519 Maximum fan speed Edit 3000 rpm 9000 rpm 10 rpm 5830 rpm SO ...

Page 73: ...to low fire Read only 0 s 74 970 s 0 294 s 2 058 s SO 659 03 Ramp time of fan Max high fire to low fire Read only 0 s 74 970 s 0 294 s 74 970 s SO 660 Tolerance time speed deviation Read only 0 s 37 85 s 0 147 s 4 998 s SO 674 Neutral band permitted control offset Edit 0 rpm 255 rpm 1 rpm 40 rpm SO OEM 675 00 PWM Min PWM with prepurging SEC Edit 0 100 1 86 SO OEM 675 01 PWM Max PWM with ignition l...

Page 74: ...mer 1 Error code Read only 2 255 1 Service 702 01 Error history o1 Startup meter reading Read only 0 999999 1 Service 702 02 Error history o1 MMI phase Read only Service 702 03 Error history o1 Power value Read only 0 100 1 Service 711 00 Error history former 10 Error code Read only 2 255 1 Service 711 01 Error history former 10 Startup meter reading Read only 0 999999 1 Service 711 02 Error histo...

Page 75: ...hing tw t11 t10 t12 t3 t3n t4 t8 Standby Startup Operation Shutdown t1 TSA Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K7 X7 04 Pin 4 X7 02 Pin 3 K2 1 X2 03 Pin 3 Phase number 21 22 24 22 30 30 36 38 40 42 44 72 74 10 oP P1 74 t11 POC POC Not active...

Page 76: ...home run 21 Safety valve ON air pressure switch in no load position Check if POC is closed actuator travels to the CLOSED position 22 Part 1 Fan motor ON Part 2 Specified time air pressure switch Message timeout stabilization of air pressure switch 24 Opening time of actuator timeout 30 Part 1 Prepurge time without flame simulation test Part 2 Prepurge time with flame simulation test 2 1 seconds 3...

Page 77: ...pplications examples 13 2 1 Gas direct ignition G 1 stage SV V1 Program G Gas direct 1 stage X7 04 LME73 000 X7 01 Figure 27 Connection diagram fuel train gas direct ignition G 1 stage 13 2 2 Gas direct ignition 1 Gp1 1 2 stage SV V1 Program Gp1 1 Gas direct 1 2 stage V2a X7 01 X7 04 LME72 000 Figure 28 Connection diagram fuel train gas direct ignition 1 Gp1 1 2 stage ...

Page 78: ...Note The connection diagram shown is merely an example which must be verified in the individual case depending on the application PME72 521 1 2 stage modulating Without pilot ignition Without valve proving X3 X2 X1 1 2 3 V IV III 5 M II I VI 2 1 3 4 1 2 3 4 5 6 I VI V IV III II 7105d06e 1009 X2 09 SA Z SA KL SA NL SA R PE Figure 29 Connection diagram for LME72 000 with actuator SQM4 example 1 ...

Page 79: ... depending on the application PME72 521 1 stage Without actuator With without valve proving X2 09 SA Z SA KL SA NL SA R PE Input to cam V2 Output to cam V2 7105d35e 1009 Figure 30 Connection diagram for LME73 000 without actuator SQM4 When using the LME72 000 without actuator according to application Gas direct ignition G 1 stage or gas direct ignition 1 G 1 stage with valve proving wire link Dbr4...

Page 80: ...2 5 3 1 0 45 0 45 Min 30 6 9 15 0 3 0 3 Step size Legend tw Waiting time t4 Interval End of safety time load controller release TSA Safety time t8 Postpurge time t1 Prepurge time t10 Specified time air pressure switch state message timeout t3 Preignition time t11 Opening time of actuator timeout t3n Postignition time t12 Closing time of actuator timeout 1 Response time to a change of signal by the...

Page 81: ...s Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 13 PME72 521 29 11 2011 13 6 LME72 000 Inputs and outputs internal connection diagram Figure 31 LME72 000 Inputs and outputs internal connection diagram ...

Page 82: ...e 0 999999 1 0 Info Info 166 Total number of startups Read only 0 999999 1 0 Info 170 00 Switching cycles actuator relay K12 Read only 0 999999 1 0 Info 170 01 Switching cycles actuator relay K11 Read only 0 999999 1 0 Info 170 02 Switching cycles actuator relay contact 2 Read only 0 999999 1 0 Info 170 03 Switching cycles actuator relay contact 1 Read only 0 999999 1 0 Info 171 Max switching cycl...

Page 83: ... range Parameter number Parameter Edit Min Max Resolution Factory setting Password level reading from level Password level writing from level 900 Process data 936 Normalized speed Read only 0 100 0 01 Service 951 Mains voltage Read only 0 V LME72 000A1 175 V LME72 000A2 350 V 1 V Service 954 Flame intensity Read only 0 100 1 Service ...

Page 84: ...11 t10 t12 t3 t3n t4 t8 Standby Startup Operation Shutdown t1 TSA Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K2 2 X7 01 Pin 3 X7 04 Pin 4 K2 1 X2 03 Pin 3 Phase number 21 22 24 22 30 30 36 38 40 42 44 72 74 10 oP P1 74 t11 POC POC Not active Not ac...

Page 85: ...valve ON air pressure switch in no load position Check if POC is closed actuator travels to the CLOSED position 22 Part 1 Fan motor ON Part 2 Specified time air pressure switch Message timeout stabilization of air pressure switch 24 Opening time of actuator timeout 30 Part 1 Prepurge time without flame simulation test Part 2 Prepurge time with flame simulation test 2 1 seconds 36 Closing time of a...

Page 86: ...n applications examples 14 2 1 Gas direct ignition G 1 stage SV V1 Program G Gas direct 1 stage X7 04 LME72 000 X7 01 Figure 33 Connection diagram fuel train gas direct ignition G 1 stage 14 2 2 Gas pilot ignition 1 Gp1 1 1 stage SV V1 Program Gp1 1 Gas pilot 1 stage PV X7 01 X7 04 LME72 000 Figure 34 Connection diagram fuel train gas pilot ignition 1 Gp1 1 1 stage ...

Page 87: ...e connection diagram shown is merely an example which must be verified in the individual case depending on the application PME72 541 1 stage modulating With pilot ignition Without valve proving X3 X2 X1 1 2 3 V IV III 5 M II I VI 2 1 3 4 1 2 3 4 5 6 I VI V IV III II 7105d09e 1009 X2 09 SA Z SA KL SA NL SA R PE Input PV Output PV Figure 35 Connection diagram for LME72 000 with actuator SQM4 example...

Page 88: ...he application PME72 541 1 stage With pilot ignition Without actuator With Without valve proving X2 09 SA Z SA KL SA NL SA R PE Input pilot valve PV Output pilot valve PV 7105d85e 1111 Figure 36 Connection diagram for LME73 000 without actuator SQM4 When using the LME72 000 without actuator according to application Gas direct ignition G 1 stage or gas direct ignition 1 G 1 stage with valve proving...

Page 89: ...0 3 Step size Legend tw Waiting time t8 Postpurge time TSA Safety time t9 Interval Fuel valve 1 ON pilot valve OFF t1 Prepurge time t10 Specified time air pressure switch state message timeout t3 Preignition time t11 Opening time of actuator timeout t3n Postignition time t12 Closing time of actuator timeout t4 Interval End of safety time fuel valve 1 ON t22 2nd safety time t5 Interval Pilot valve ...

Page 90: ...s Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 14 PME72 541 29 11 2011 14 6 LME72 000 Inputs and outputs internal connection diagram Figure 37 LME72 000 Inputs and outputs internal connection diagram ...

Page 91: ...Edit Restore Backup SO 100 General 102 Identification date Read only Info 103 Identification number Read only 0 9999 1 0 Info 113 Burner identification Edit x xxxxxxxx 1 Info SO 164 Number of startups resettable Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0 999999 1 0 Info 170 00 Switching cycles actuator relay K12 Read only 0 999999 1 0 Info 170 01 Switching cycles ac...

Page 92: ...ng 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 702 Error history former 1 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 711 Error history former 10 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 900 Process data 936 Normalized speed Read on...

Page 93: ... Can be parameterized t1 TSA 259 225 260 226 257 234 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K7 X7 04 Pin 4 X7 01 Pin 3 K2 1 X2 03 Pin 3 Phase number 21 22 24 22 30 30 36 38 40 42 44 72 74 10 80 81 82 83 oP xx Istleistung in 74 224 t11 POC POC 2...

Page 94: ...t 1 Prepurge time without flame simulation test Valve proving when parameter 241 1 after power ON lockout or parameter 234 postpurge time 0 seconds Part 2 Prepurge time with flame simulation test 2 1 seconds 36 Closing time of actuator timeout 38 Preignition time 40 Postignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval End of ignition safety time and release of load controller...

Page 95: ...l train applications examples 15 2 1 Gas direct ignition G 1 stage SV V1 Program G Gas direct 1 stage X7 04 LME73 000 X7 01 Figure 39 Connection diagram fuel train gas direct ignition G 1 stage 15 2 2 Gas direct ignition G 2 stage SV V1 Program G Gas direct 2 stage X7 01 X7 04 LME73 000 V2a Figure 40 Connection diagram fuel train gas direct ignition G 2 stage ...

Page 96: ...ng X7 01 LME73 000 V2a V2 X7 02 X7 04 Figure 42 Connection diagram fuel train gas direct ignition G 2 stage with valve proving Note When valve proving is activated e g on shutdown the load on the valve s terminals according to chapter Technical data Terminal rating Outputs is restricted Fuel valve 1 X7 04 pin 4 fuel valve 2 X7 02 pin 3 auxiliary output Rated voltage AC 120 V AC 230 V 50 60 Hz 50 6...

Page 97: ...as pressure in the test space must not drop below a certain level Legend td1 Test atmospheric pressure td2 Test gas pressure td3 Test space filling td4 Test space evacuating V Fuel valve P LT Pressure switch valve proving Input output signal 1 ON Input output signal 0 OFF P LT 7105d68e 1210 P LT Fig 43 Valve proving with separat pressure switch Input permissible signal 1 ON or 0 OFF Valve proving ...

Page 98: ...ving the unit will perform valve proving the next time it is started up only when valve proving is activated In the case of valve proving prepurging is active during the startup phase even if it has been deactivated Examples of aborted valve proving When the safety loop or the start prevention input for gas containing pressure switch min opens during valve proving Valve proving calculation of leak...

Page 99: ...73 810 1 2 stage modulating Without pilot ignition With without valve proving X3 X2 X1 1 2 3 V IV III 5 M II I VI 2 1 3 4 1 2 3 4 5 6 I VI V IV III II 7105d11e 1009 X2 09 SA Z SA KL SA NL SA R PE Input of cam V2 Output of cam V2 X66 ASZ12 33 a b c Terminal X66 on LME73 000 Type SQNx1 SQMx1 SQNx0 SQMx0 2 Signal 3 GND a b c a b c a b c a b c Terminal potentiometer 1 kOhm conductive plastic 90 ASZxx3...

Page 100: ...ring prepurge time 1 During postpurge time P241 01 1 Valve proving 0 According to P241 01 1 During prepurge time and postpurge time P241 02 0 Actuator position during prepurge time and postpurge time 0 Purging in low fire 1 Purging in high fire P515 1 Legend tw Waiting time t10 Specified time air pressure switch state message timeout TSA Safety time t11 Opening time of actuator timeout t1 Prepurge...

Page 101: ...es Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 15 PME73 810 29 11 2011 15 5 LME73 000 Inputs and outputs internal connection diagram Figure 45 LME73 000 Inputs and outputs internal connection diagram ...

Page 102: ...999 1 0 Info 113 Burner identification Edit x xxxxxxxx 1 burnErId Info SO 123 Min power control step Edit 1 10 0 1 2 SO SO 140 Mode display of display and operating unit AZL2 1 standard program phase 2 flame 1 QRA ION 3 flame 2 QRB QRC not used 4 active power power value Edit 1 4 1 4 SO SO 164 Numbers of startups resettable Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0...

Page 103: ... Edit 0 2 1 0 SO OEM 241 00 Valve proving 0 OFF 1 ON Edit 0 1 1 1 SO OEM 241 01 Valve proving 0 during prepurge time 1 during postpurge time Edit 0 1 1 1 SO OEM 241 02 Valve proving 0 according to P241 01 1 during prepurge time and postpurge time Edit 0 1 1 0 SO OEM 242 Valve proving test space evacuating Edit 0 s 2 648 s 0 147 s 2 648 s SO OEM 243 Valve proving time test atmospheric pressure Edit...

Page 104: ... mA Edit 0 5 1 1 SO SO 700 Error history 701 Current error 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 702 Error history former 1 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 711 Error history former 10 00 Error code 01 Startup meter reading 02 MMI phase 03 Power v...

Page 105: ...1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K7 X7 04 Pin 4 X7 01 Pin 3 K2 1 X2 03 Pin 3 21 22 24 22 30 30 36 38 40 42 44 72 74 10 80 81 82 83 oP1 74 224 t11 POC POC 240 240 240 240 240 240 242 243 244 245 t11 t12 SV V2 K9 X7 02 Pin3 SA KL K12 X2 09 Pin 2 SA NL K11 X2 09 Pin 3 SA Z X2 09 Pin 1 SA R X2 09 Pin 4 Input from cam V...

Page 106: ...ut flame simulation test Valve proving when parameter 241 00 1 after power ON lockout or parameter 234 postpurge time 0 second or parameter 241 01 1 Part 2 Prepurge time with flame simulation test 2 1 seconds 36 Closing time of actuator timeout 38 Preignition time 40 Postignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval End of ignition safety time and release of load controlle...

Page 107: ...l train applications examples 16 2 1 Gas direct ignition G 1 stage SV V1 Program G Gas direct 1 stage X7 04 LME73 000 Figure 47 Connection diagram fuel train gas direct ignition G 1 stage 16 2 2 Gas direct ignition 1 G 2 stage SV V1 Program G Gas direct 1 2 stage X7 01 X7 04 LME73 000 V2a Figure 48 Connection diagram fuel train gas direct ignition 1 G 2 stage ...

Page 108: ...ing X7 01 LME73 000 V2a V2 X7 02 X7 04 Figure 50 Connection diagram fuel train gas direct ignition G 2 stage with valve proving Note When valve proving is activated e g on shutdown the load on the valve s terminals according to chapter Technical data Terminal rating Outputs is restricted Fuel valve 1 X7 04 pin 4 fuel valve 2 X7 02 pin 3 auxiliary output AUX Rated voltage AC 120 V AC 230 V 50 60 Hz...

Page 109: ...s pressure in the test space must not drop below a certain level Legend td1 Test atmospheric pressure td2 Test gas pressure td3 Test space filling td4 Test space evacuating V Fuel valve P LT Pressure switch valve proving Input output signal 1 ON Input output signal 0 OFF P LT 7105d68e 1210 P LT Figure 51 Valve proving with separate pressure switch Input permissible signal 1 ON or 0 OFF Valve provi...

Page 110: ...oving the unit will perform valve proving the next time it is started up only when valve proving is activated In the case of valve proving prepurging is active during the startup phase even if it has been deactivated Examples of aborted valve proving When the safety loop or the start prevention input for gas containing pressure switch min opens during valve proving Valve proving calculation of lea...

Page 111: ...n diagram shown is merely an example which must be verified in the individual case depending on the application PME73 820 1 2 stage modulating Without pilot ignition With without valve proving X3 X2 X1 1 2 3 V IV III 5 M II I VI 2 1 3 4 1 2 3 4 5 6 I VI V IV III II 7105d15e 1009 X2 09 SA Z SA KL SA NL SA R PE Input to cam V2 Output to cam V2 Figure 52 Connection diagram for LME73 000 with actuator...

Page 112: ...se depending on the application PME73 820 1 stage Without actuator With without valve proving X2 09 SA Z SA KL SA NL SA R PE Input to cam V2 Output to cam V2 7105d35e 1009 Figure 53 Connection diagram for LME73 000 without actuator SQM4 When using the LME73 000 without actuator according to application Gas direct ignition G 1 stage gas direct ignition 1 G 1 stage with valve proving wire link Dbr4 ...

Page 113: ... P241 01 1 Valve proving 0 According to P241 01 1 During prepurge time and postpurge time P241 02 0 Actuator position during prepurge time and postpurge time 0 Purging in low fire 1 Purging in high fire P515 00 1 Application with without actuator 0 Without actuator 1 With actuator P515 01 1 Legend tw Waiting time t10 Specified time air pressure switch state message timeout TSA Safety time t11 Open...

Page 114: ...es Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 16 PME73 820 29 11 2011 16 6 LME73 000 Inputs and outputs internal connection diagram Figure 54 LM73 000 Inputs and outputs internal connection diagram ...

Page 115: ...tion number Read only 0 9999 1 0 Info 113 Burner identification Edit x xxxxxxxx 1 burnErId Info SO 140 Mode display of display and operating unit AZL2 1 standard program phase 2 flame 1 QRA ION 3 flame 2 QRB QRC not used 4 active power power value Edit 1 4 1 1 SO SO 164 Number of startups resettable Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0 999999 1 0 Info 170 00 S...

Page 116: ... ON Edit 0 1 1 1 SO OEM 241 01 Valve proving 0 during prepurge time 1 during postpurge time Edit 0 1 1 1 SO OEM 241 02 Valve proving 0 according to P241 01 1 during prepurge time and postpurge time Edit 0 1 1 0 SO OEM 242 Valve proving test space evacuating Edit 0 s 2 648 s 0 147 s 2 648 s SO OEM 243 Valve proving time test atmospheric pressure Edit 1 029 s 37 485 s 0 147 s 10 290 s SO OEM 244 Val...

Page 117: ...ing 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 702 Error history former 1 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 711 Error history former 10 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 900 Process data 936 Normalized speed Read o...

Page 118: ...puts SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 PV SV K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K2 2 X7 01 Pin 3 K7 X7 04 Pin 4 X7 02 Pin 3 K2 1 X2 03 Pin 3 Phase number 21 22 24 22 30 30 38 40 42 44 50 50 72 74 10 80 81 82 83 t9 t5 SA NL K11 X2 09 Pin 3 SA KL K12 X2 09 Pin 2 SA ZU X2 09 Pin 1 SA R X2 09 Pin 4 Input bri...

Page 119: ...hout flame simulation test Valve proving when parameter 241 1 after power ON lockout or parameter 234 postpurge time 0 seconds Part 2 Prepurge time with flame simulation test 2 1 seconds 36 Closing time of actuator timeout 38 Preignition time 40 Postignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval End of ignition safety time and fuel valve 1 ON 50 Part 1 Interval Fuel valve 1...

Page 120: ...s direct ignition G 1 stage SV V1 Program G Gas direct 1 stage X2 09 SA Z SA KL SA NL SA R PE Input PV Output PV LME73 000 X7 04 LME73 000 X7 01 Figure 56 Connection diagram fuel train gas direct ignition G 1 stage 17 1 2 Gas pilot ignition 1 Gp1 1 1 stage SV V1 Program Gp1 1 Gas pilot 1 1 stage PV X7 01 X7 04 LME73 000 Figure 57 Connection diagram fuel train gas pilot ignition 1 Gp1 1 1 stage ...

Page 121: ...V2 X7 02 LME73 000 X7 04 X7 01 Figure 59 Connection diagram fuel train gas direct ignition 1 Gp1 2 1 stage with valve proving Note When valve proving is activated e g on shutdown the load on the valve s terminals according to chapter Technical data Terminal rating Outputs is restricted Fuel valve 1 X7 04 pin 4 fuel valve 2 X7 02 pin 3 auxiliary output AUX Rated voltage AC 120 V AC 230 V 50 60 Hz 5...

Page 122: ...the gas pressure in the test space must not drop below a certain level Legend td1 Test atmospheric pressure td2 Test gas pressure td3 Test space filling td4 Test space evacuating V Fuel valve P LT Pressure switch valve proving Input output signal 1 ON Input output signal 0 OFF P LT 7105d68e 1210 P LT Figure 60 Valve proving with separate pressure switch Input permissible signal 1 ON or 0 OFF Valve...

Page 123: ...oving the unit will perform valve proving the next time it is started up only when valve proving is activated In the case of valve proving prepurging is active during the startup phase even if it has been deactivated Examples of aborted valve proving When the safety loop or the start prevention input for gas containing pressure switch min opens during valve proving Valve proving calculation of lea...

Page 124: ...ME73 830 1 stage modulating With without pilot ignition With without valve proving X3 X2 X1 1 2 3 V IV III 5 M II I VI 2 1 3 4 1 2 3 4 5 6 I VI V IV III II 7105d19e 1009 X2 09 SA Z SA KL SA NL SA R PE Input Dbr3 for PV Output PV X66 ASZ12 33 a b c Terminal X66 on LME73 000 Type SQNx1 SQMx1 SQNx0 SQMx0 2 Signal 3 GND a b c a b c a b c a b c Terminal potentiometer 1 kOhm conductive plastic 90 ASZxx3...

Page 125: ...urge time 1 During postpurge time P241 01 1 Valve proving 0 According to P241 01 1 During prepurge time and postpurge time P241 02 0 Actuator position during prepurge time and postpurge time 0 Purging in low fire 1 Purging in high fire P515 1 Legend tw Waiting time t10 Specified time air pressure switch state message timeout TSA Safety time t11 Opening time of actuator timeout t1 Prepurge time t12...

Page 126: ...es Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 17 PME73 830 29 11 2011 17 4 LME73 000 Inputs and outputs internal connection diagram Figure 62 LM73 000 Inputs and outputs internal connection diagram ...

Page 127: ...9999 1 0 Info 113 Burner identification Edit x xxxxxxxx 1 burnErId Info SO 123 Min power control step Edit 1 10 0 1 2 SO SO 140 Mode display of display and operating unit AZL2 1 standard program phase 2 flame 1 QRA ION 3 flame 2 QRB QRC not used 4 active power power value Edit 1 4 4 1 SO SO 164 Number of startups resettable Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0...

Page 128: ...flame during operation 0 none 1 none 2 1 x Repetition Edit 0 2 1 0 SO OEM 241 00 Valve proving 0 OFF 1 ON Edit 0 1 1 1 SO OEM 241 01 Valve proving 0 during prepurge time 1 during postpurge time Edit 0 1 1 1 SO OEM 241 02 Valve proving 0 according to P241 01 1 during prepurge time and postpurge time Edit 0 1 1 0 SO OEM 242 Valve proving test space evacuating Edit 0 s 2 648 s 0 147 s 2 648 s SO OEM ...

Page 129: ... mA Edit 0 5 1 1 SO SO 700 Error history 701 Current error 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 702 Error history former 1 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 711 Error history former 10 00 Error code 01 Startup meter reading 02 MMI phase 03 Power v...

Page 130: ...parameter P241 1 ON Can be parameterized t1 TSA 259 225 260 226 257 230 231 260 232 234 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 PV SV K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K2 2 X7 01 Pin 3 K7 X7 04 Pin 4 X7 02 Pin 3 K2 1 X2 03 Pin 3 Phase number 21 22 24 22 30 30 36 38 40 42 44 50 5...

Page 131: ... 230 231260 232 234 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 PV SV K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K2 2 X7 01 Pin 3 K7 X7 04 Pin 4 X7 02 Pin 3 K2 1 X2 03 Pin 3 Phase number 21 22 24 22 30 30 36 38 40 42 44 50 54 72 74 10 80 81 82 83 oP1 t9 t12 t5 SA NL K11 X2 09 Pin 3 SA KL K12...

Page 132: ...31 260 232 234 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 PV SV K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K2 2 X7 01 Pin 3 K7 X7 04 Pin 4 X7 02 Pin 3 K2 1 X2 03 Pin 3 Phase number 21 22 24 22 30 30 36 38 40 42 44 50 54 54 72 74 10 80 81 82 83 oP1 t9 t12 t5 SA NL K11 X2 09 Pin 3 SA KL K12 X...

Page 133: ...4 Relay contact Function outputs SK X3 04 Pin 1 X5 03 Pin 1 X5 03 Pin 3 X65 Pin 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 PV SV K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K2 2 X7 01 Pin 3 K7 X7 04 Pin 4 X7 02 Pin 3 K2 1 X2 03 Pin 3 Phase number 21 22 24 22 30 30 36 38 40 42 44 50 54 72 74 10 80 81 82 83 oP1 t9 t12 t5 SA NL K11 X2 09 Pin 3 SA KL K12 X2 09 Pin 2 SA ZU...

Page 134: ...ond or parameter 241 01 1 Part 2 Prepurge time with flame simulation test 36 Part 1 Actuator opens to a position ignition load Part 2 Actuator closes until ignition load position is reached 38 Preignition time 40 Postignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval End of ignition safety time and fuel valve 2 ON 50 2nd safety time 54 Parameter 259 01 Actuator opens to a posit...

Page 135: ...X7 01 Fuel valve control X7 01 X7 04 V1 X7 02 t1 t3 TSA t4 t9 Operation t5 Fig 67 Connection diagram fuel application gas direct ignition G 1 stage without valve proving 18 2 2 Gas pilot ignition 2 Gp2 1 stage without valve proving simultaneously ignition burner SV V1 Program Gp2 Gas pilot 2 1 stage PV X7 02 X7 04 LME73 000 Fuel valve control X7 01 X7 04 PV X7 02 V1 t1 t3 TSA t4 t9 Operation t5 X2...

Page 136: ...ct 1 1 stage V2 X7 02 LME73 000 X7 04 X7 01 Fuel valve control X7 01 X7 04 V1 X7 02 V2 t1 t3 TSA t4 t9 Operation t5 Fig 70 Connection diagram fuel application gas direct ignition 1 G 1 stage with valve proving Note When valve proving is activated e g on shutdown the load on the valve s terminals according to chapter Technical data Terminal rating Outputs is restricted Fuel valve 1 X7 04 pin 4 fuel...

Page 137: ...e When the gas valve has closed the gas pressure in the test space must not drop below a certain level Legend td1 Test atmospheric pressure td2 Test gas pressure td3 Test space filling td4 Test space evacuating V Fuel valve P LT Pressure switch valve proving Input output signal 1 ON Input output signal 0 OFF P LT 7105d63e 1210 P LT Fig 71 Valve proving with separate pressure switch Input permissib...

Page 138: ...oving the unit will perform valve proving the next time it is started up only when valve proving is activated In the case of valve proving prepurging is active during the startup phase even if it has been deactivated Examples of aborted valve proving When the safety loop or the start prevention input for gas containing pressure switch min opens during valve proving Valve proving calculation of lea...

Page 139: ... 1 2 3 V IV III 5 M II I VI 2 1 3 4 1 2 3 4 5 6 I VI V IV III II 7105d65e 1210 X2 09 SA Z SA KL SA NL SA R PE Input SA ZL cams Output SA ZL cams X66 ASZ12 33 a b c Type SQNx1 SQMx1 SQNx0 SQMx0 2 Signal 3 GND a b c a b c a b c a b c Terminal potentiometer 1 kOhm conductive 90 ASZxx30 Direction of rotation Clockwise Counter clockwise Ignition load Low fire CLOSE High fire Only required for modulatio...

Page 140: ... 3 4 1 2 3 4 5 6 I VI V IV III II 7105d64e 1210 X2 09 SA Z SA KL SA NL SA R PE Input SA ZL cams Output SA ZL cams X66 ASZ12 33 a b c Type SQNx1 SQMx1 SQNx0 SQMx0 2 Signal 3 GND a b c a b c a b c a b c Terminal potentiometer 1 kOhm conductive 90 ASZxx30 Direction of rotation Clockwise Counter clockwise N External relay for pilot valve Ignition load Low fire CLOSE High fire Only required for modulat...

Page 141: ... 029 0 0 3 3 234 2 058 0 0 0 0 0 1 0 3 1 029 0 Step size 4 851 0 147 0 147 0 294 0 294 4 851 0 294 0 294 4 851 4 851 0 147 0 147 Type Time in seconds PME73 831 P259 01 approx P259 02 approx Requirement 15 15 Factory setting 14 994 14 994 Max 37 485 37 485 Min 0 0 Step size 0 147 0 147 Function parameter Parameter number Factory setting Repetition in the event of loss of flame during operation 2 No...

Page 142: ...ease of load controller td3 Test space is filled t8 Postpurge time td4 Test space evacuating t9 Interval Fuel valve 2 ON pilot valve OFF 1 Response time to a change of signal by the air pressure switch opens and response time in the event of loss of flame 2 Response time to a change of signal by the inputs e g pressure switch min 3 Flame detection time 4 Minimum time td1 td2 td3 td4 if Parameter P...

Page 143: ...ies Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 18 PME73 831 29 11 2011 18 6 LME73 000 Inputs and outputs internal connection diagram Fig 74 LME73 000 Inputs and outputs internal connection diagram ...

Page 144: ...9999 1 0 Info 113 Burner identification Edit x xxxxxxxx 1 burnErId Info SO 123 Min power control step Edit 1 10 0 1 2 SO SO 140 Mode display of display and operating unit AZL2 1 standard program phase 2 flame 1 QRA ION 3 flame 2 QRB QRC not used 4 active power power value Edit 1 4 1 4 SO SO 164 Number of startups resettable Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0...

Page 145: ...237 s 4 851 s 0 s SO OEM 239 Intermittent operation after 24 hours of continuous operation 0 OFF 1 ON Edit 0 1 1 1 SO OEM 240 Repetition in the event of loss of flame during operation 0 none 1 none 2 1 x Repetition Edit 0 2 1 0 SO OEM 241 00 Valve proving 0 OFF 1 ON Edit 0 1 1 1 SO OEM 241 01 Valve proving 0 during prepurge time 1 during postpurge time Edit 0 1 1 0 SO OEM 241 02 Valve proving 0 ac...

Page 146: ...ning time of actuator from low fire to ignition load position Edit 0 s 37 485 s 0 147 s 14 994 s SO OEM 260 Closing time of actuator timeout Edit 0 s 1237 s 4 851 s 67 914 s SO OEM 515 Actuator position during prepurge time and postpurge time 0 Purging in low fire 1 Purging in high fire Edit 0 1 1 1 SO OEM 560 Pneumatic combustion control 0 off 3 step modulation 1 PWM fan analog modulation 2 air d...

Page 147: ...02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 702 Error history former 1 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 711 Error history former 10 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 900 Process data 936 Normalized speed Read only ...

Page 148: ...n 1 X5 03 Pin 2 X65 Pin 1 X3 02 Pin 1 X5 01 Pin 2 X2 02 Pin 4 X9 04 Pin 2 PV SV K1 X6 03 Pin 3 K4 X2 01 Pin 3 K5 X4 02 Pin 3 K2 2 X7 01 Pin 3 K7 X7 04 Pin 4 X7 02 Pin 3 K2 1 X2 03 Pin 3 Phase number 7 segment in the LME 21 22 24 22 30 30 38 40 42 44 50 50 72 74 10 80 81 82 83 t9 t5 SA NL K11 X2 09 Pin 3 SA KL K12 X2 09 Pin 2 SA ZU X2 09 Pin 1 SA R X2 09 Pin 4 Input Dbr3 for PV X2 09 Pin 8 Output P...

Page 149: ...ut flame simulation test Valve proving when parameter 241 00 1 after power ON lockout or parameter 234 postpurge time 0 second or parameter 241 01 1 Part 2 Prepurge time with flame simulation test 2 1 seconds 36 Closing time of actuator timeout 38 Preignition time 40 Postignition time parameter 257 0 3 seconds 42 Flame detection 44 Interval End of ignition safety time and load controller release 4...

Page 150: ...Gas direct ignition G 1 stage SV V1 Program G Gas direct 1 stage LME73 000 X7 04 X7 01 X2 09 SA Z SA KL SA NL SA R PE Input PV Output PV LME73 000 Figure 76 Connection diagram fuel train gas direct ignition G 1 stage 19 2 2 Gas pilot ignition 1 Gp1 1 1 stage SV V1 Program Gp1 1 Gas pilot 1 1 stage PV X7 01 X7 04 LME73 000 Figure 77 Connection diagram fuel train gas pilot ignition 1 Gp1 1 1 stage ...

Page 151: ...V2 X7 02 LME73 000 X7 04 X7 01 Figure 79 Connection diagram fuel train gas direct ignition 1 Gp1 2 1 stage with valve proving Note When valve proving is activated e g on shutdown the load on the valve s terminals according to chapter Technical data Terminal rating Outputs is restricted Fuel valve 1 X7 04 pin 4 fuel valve 2 X7 02 pin 3 auxiliary output AUX Rated voltage AC 120 V AC 230 V 50 60 Hz 5...

Page 152: ...the gas pressure in the test space must not drop below a certain level Legend td1 Test atmospheric pressure td2 Test gas pressure td3 Test space filling td4 Test space evacuating V Fuel valve P LT Pressure switch valve proving Input output signal 1 ON Input output signal 0 OFF P LT 7105d68e 1210 P LT Figure 80 Valve proving with separate pressure switch Input permissible signal 1 ON or 0 OFF Valve...

Page 153: ...oving the unit will perform valve proving the next time it is started up only when valve proving is activated In the case of valve proving prepurging is active during the startup phase even if it has been deactivated Examples of aborted valve proving When the safety loop or the start prevention input for gas containing pressure switch min opens during valve proving Valve proving calculation of lea...

Page 154: ...on diagram shown is merely an example which must be verified in the individual case depending on the application PME73 840 1 stage modulating With without pilot ignition With without valve proving X3 X2 X1 1 2 3 V IV III 5 M II I VI 2 1 3 4 1 2 3 4 5 6 I VI V IV III II 7105d45e 1009 X2 09 SA Z SA KL SA NL SA R PE Input Dbr3 for PV Output PV Figure 81 Connection diagram for LME73 000 with actuator ...

Page 155: ... on the application PME73 840 1 stage With without pilot ignition With without valve proving Without actuator X2 09 SA Z SA KL SA NL SA R PE Input Dbr3 for PV Output PV 7105d38e 1009 Figure 82 Connection diagram for LME73 000 without actuator SQM4 When using the LME73 000 without actuator according to application Gas direct ignition G 1 stage gas direct ignition 1 G 1 stage with valve proving wire...

Page 156: ...lve proving 0 According to P241 01 1 During prepurge time and postpurge time P241 02 0 Actuator position during prepurge time and postpurge time 0 Purging in low fire 1 Purging in high fire P515 00 1 Application with without actuator 0 Without actuator 1 With actuator P515 01 1 Legend tw Waiting time t10 Specified time air pressure switch state message timeout TSA Safety time t11 Opening time of a...

Page 157: ...es Division Basic Documentation LME7 CC1P7105en Infrastructure Cities Sector 19 PME73 840 29 11 2011 19 6 LME73 000 Inputs and outputs internal connection diagram Figure 83 LM73 000 Inputs and outputs internal connection diagram ...

Page 158: ...tion number Read only 0 9999 1 0 Info 113 Burner identification Edit x xxxxxxxx 1 burnErId Info SO 140 Mode display of display and operating unit AZL2 1 standard program phase 2 flame 1 QRA ION 3 flame 2 QRB QRC not used 4 active power power value Edit 1 4 1 1 SO SO 164 Number of startups resettable Resettable 0 999999 1 0 Info Info 166 Total number of startups Read only 0 999999 1 0 Info 170 00 S...

Page 159: ...tion Edit 0 2 1 0 SO OEM 241 00 Valve proving 0 OFF 1 ON Edit 0 1 1 1 SO OEM 241 01 Valve proving 0 during prepurge time 1 during postpurge time Edit 0 1 1 1 SO OEM 241 02 Valve proving 0 according to P241 01 1 during prepurge time and postpurge time Edit 0 1 1 0 SO OEM 242 Valve proving test space filling Edit 0 s 2 648 s 0 147 s 2 648 s SO OEM 243 Valve proving time test atmospheric pressure Edi...

Page 160: ...ing 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 702 Error history former 1 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 711 Error history former 10 00 Error code 01 Startup meter reading 02 MMI phase 03 Power value Read only 2 0 0 255 999999 100 1 1 1 Service 900 Process data 936 Normalized speed Read o...

Page 161: ...oller CLOSED position M Fan motor NT Power supply unit P LT Pressure switch valve proving Pmax Pressure switch max Pmin Pressure switch min POC Proof of closure PV Pilot valve QRA UV flame detector R Control thermostat or pressurestat SA Actuator SA KL Actuator low fire SA NL Actuator high fire SA R Actuator feedback SA Z Actuator CLOSED SA ZL Actuator ignition load SL Safety loop STB Safety limit...

Page 162: ...End of safety time fuel valve 2 ON Interval End of safety time load controller release t5 Interval Pilot valve OFF load controller release t8 Postpurge time t9 dependent on application Interval Fuel valve 1 ON pilot valve OFF Interval Fuel valve 2 ON pilot valve OFF t10 Specified time air pressure switch state message timeout t11 Opening time of actuator timeout t12 Closing time of actuator timeou...

Page 163: ...n step input 1 DC 0 10 V 2 0 135 3 0 20 mA 4 4 20 mA with lockout at I 4 mA AZL2 Loc 60 5 4 20 mA 21 1 1 Connection diagram for feedback potentiometer ASZ12 33 Note The connection diagram shown is merely an example which must be verified in the individual case depending on the application PME7 X66 ASZ12 33 Terminal X66 on the LME7 Type SQNx1 SQMx1 SQNx0 SQMx0 2 Signal 3 GND a b c a b c a b c a b c...

Page 164: ... LME7 has terminals for the connection of electromotoric actuators for the control of air dampers and regulating dampers of oil and gas burners Possible types of actuator Type Data Sheet Operating mode stage modulating via 3 position step input X5 03 Operating mode modulating via analog input signal X65 Potentiometer ASZxx 3x SQN3 N7808 x x x SQN7 N7804 x x x SQM2 N7812 x x x SQM40 SQM41 N7817 x x...

Page 165: ...it A D converter 21 4 3 Selection source preset output analog 3 position step input P654 The following input signals can be selected and handled via parameter P654 3 position step input feedback potentiometer ASZxx 3x required depending on the program sequence 0 10 V 0 135 0 20 mA 4 20 mA with lockout at I 4 mA AZL2 Loc 60 4 20 mA 21 4 4 Actuator output X2 09 The actuators are powered by mains vol...

Page 166: ... via analog input signal X65 21 6 1 Maximum possible resolution The maximum possible resolution of analog input signal X65 is determined via the connected ASZxx 3x feedback potentiometer For actuators having a working range of 0 90 the resolution is about 0 5 For actuators having a working range of 0 135 the resolution is about 0 8 21 6 2 Standardization of modulation range In the modulation range...

Page 167: ... resolution of the entire modulation range protection against hunting Calculation 100 x maximum resolution minimum power control step Modulation range Example Actuator 0 90 working range resolution approx 0 5 Modulation range Low fire position 20 high fire position 70 Modulation range in angular degree Calculation 70 20 50 Minimum power control step Calculation 100 x 0 5 1 50 Note If the value set...

Page 168: ...t observed the safety functions are no longer ensured or there will be a risk of electric shock The AZL2 is designed for use in dry rooms only Do not install the unit outdoors and protect it from heat frost and liquids such as water oil fuel oil etc If not observed there will be a risk of electric shock Follow strictly the operating steps and settings instructions as detailed in this Basic Documen...

Page 169: ...witching to parameter setting mode P press F and A simultaneously reset Info and Enter button For navigation in info and service mode For selection symbol blinking press button for 1 second For changing to a lower menu level press button for 1 3 seconds For changing to a higher menu level press button for 3 8 seconds For changing to the normal display press button for 8 seconds Enter in parameter ...

Page 170: ...olled Oil preheater on Heat request from controllers Ignition controlled Valve controlled Flame present Fault status message Unit of current display Bild 2e 0807 Figure 87 Meaning of display 23 3 Special functions 23 3 1 Manual lockout reset plus any other button Press reset together with any other button The basic unit switches instantly to the lockout position no matter what the operating positi...

Page 171: ...oss of safety functions See chapter Operation via AZL2 first startup restore See chapter Operation via internal LED first startup restore Warning If any parameters are changed a backup must be made If this is not observed there is a risk of loss of safety functions 23 4 1 Normal display Normal display is the standard display in normal operation representing the highest menu level From the normal d...

Page 172: ...F flame check Ph44 Green Interval End of safety time and fuel valve 1 ON Interval End of safety time and load controller release Interval End of safety tiem and fuel valve 2 ON Ph50 Green 2nd safety time Ph54 Green P259 01 Actuator opens to a position low fire Ph54 Green P260 Actuator closes until low fire position is reached oP1 Green Interval to release of preset load controller analog or 3 posi...

Page 173: ...7 Display oP P1 means stage 1 Display after oP is unit specific Display oP P2 means stage 2 Display after oP is unit specific Display oP means modulating operation Display after oP is unit specific Display shows the relative value of the actual position of actuator 51 Position of actuator 0 0 value of potentiometer 0 display Position of actuator high fire 0 0 1000 value of potentiometer 100 displa...

Page 174: ...layed see chapter Blink code table Example Error code 7 Reset reset 1 s P V h min s Bild 19 0707 When pressing reset for 1 second rESEt appears on the display When the button is released the basic unit is reset reset 3 s P V h min s Bild 20 0707 P V h min s Bild 21 0707 P V h min s Bild 22 0707 When pressing reset for 3 seconds the display shows InFo SEr and then OPErAtE When the button is release...

Page 175: ...en operation 23 5 1 Assignment of levels The various levels can be accessed via different button combinations The parameter level can only be accessed by entering a password Normal display 1 s 1 s Operate 3 s 8 s 8 s Info level Service level Parameter level Operate 8 s or or automatic return after 120 s reset reset reset Figure 88 Assignment of levels ...

Page 176: ...hows _ _ together with the parameter the value may consist of more than 5 digits When pressing reset for 1 second and 3 seconds the value will be displayed By pressing reset for 3 seconds or ESC you return to the selection of the parameter no parameter number blinks No Parameter Info level 102 Identification date 103 Identification number 113 Burner identification 123 Minimum power control step 14...

Page 177: ...parameter 102 is displayed blinking On the right _ _ is displayed Example 102 _ _ reset 1 3 s P V h min s Bild 30 0707 Press reset for 1 3 seconds to display the identification date DD MM YY Example Identification date 03 11 05 reset or ESC P V h min s Bild 29 0707 Press reset or ESC to return to the display of parameters To the next parameter 23 6 2 2 Identification number P V h min s Bild 31 070...

Page 178: ...s is displayed blinking On the right _ _ appears Example 113 _ _ reset 1 3 s P V h min s Bild 33 0707 Press reset for 1 3 seconds to display the burner s identification Factory setting Example 3 P V h min s Bild 162 1107 burnEr Id can only be changed with the ACS410 PC software diagnostic tool reset or ESC P V h min s Bild 32 0707 Press reset or ESC to return to the display of parameters To the ne...

Page 179: ...s _ _ appear Example Parameter 164 _ _ reset 1 3 s P V h min s Bild 201 1008 Press reset for 1 3 seconds to display the number of startups resettable Example 000036 reset 3 8 s P V h min s Biod 73 0707 Press reset for 3 8 seconds to go to the range that can be changed Digit 0 blinks reset P V h min s Bild 163 1107 By pressing reset the number of startups is reset to 0 Display 000000 reset or ESC P...

Page 180: ...SC P V h min s Bild 36 0707 Press reset or ESC to go back to the display of parameters To the next parameter Back to the previous parameter 23 6 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 Display shows End blinking To start of info level To end of info level ESC or reset 8 s P V h min s Bild 22 0707 Press ESC or nfo to return...

Page 181: ... seconds to return to the normal display Parameter Parameter value Figure 90 Servic level Note 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 number flashing 23 7 1 Display of the service level res...

Page 182: ...parameter Back to the previous parameter 23 7 2 3 Intensity of flame P V h min s Bild 203 1008 Display shows parameter 954 blinking On the right the intensity of the flame is displayed in 0 100 Example 954 0 End of service level End Back to the previous parameter 23 7 2 4 End of service level P V h min s Bild 38 0707 When this display appears you have reached the end of the service level Display s...

Page 183: ...ccess level After parameterization the OEM must check to ensure that safe burner operation will be 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 Companie...

Page 184: ...ild 43 0707 When releasing the buttons 6 bars appear the first of which blinks or P V h min s Bild 44 0707 Press or to select a numeral or letter reset or P V h min s Bild 45 0707 Press reset to confirm the entry The value entered changes to a minus sign The next bar starts blinking reset or P V h min s Bild 46 0707 Press or to select a numeral or letter reset P V h min s Bild 47 0707 After entry ...

Page 185: ...ies Sector 23 Operation via AZL2 29 11 2011 P V h min s Bild 48 0707 As a confirmation of correct entry PArA appears for a maximum of 2 seconds Note For the entry of passwords or burner IDs the following numerals 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 186: ...r the former password After entry of the last character the password must be confirmed by pressing reset reset P V h min s Bild 57 0707 Letter n for new appears blinking Proceed as described in section Entering the 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 ap...

Page 187: ...r the password must be confirmed by pressing reset reset P V h min s Bild 60 0707 Letter n for new appears blinking Proceed as described in section Entering the password and enter the new password 5 characters After entry of the last character the password must be confirmed by pressing reset reset P V h min s Bild 62 0707 Letter r for repeat appears blinking Proceed as described in section Enterin...

Page 188: ...ay Parameter 041 blinks display _ _ does not Press for parameter 060 Display Parameter 060 blinks index 00 and value 0 do not reset Press reset for parameter rEStorE Display Parameter rEStorE blinks Press for parameter bAC_UP Display Parameter bAC_UP blinks reset Press reset for the backup process Display Value 0 Press to shift the value to change mode one place to the left Display Value 0 blinks ...

Page 189: ...gram sequence the displays shows bAC End and signals the end of the backup process Display bAC End It will now be displayed for 2 minutes or can be finished by pressing the reset button 2 min or reset Display shows OFF when the backup process is finished Note During backup all settings and parameters are transferred from the basic unit s memory to the memory of the program module Warning If any pa...

Page 190: ...Display Parameter 041 blinks display _ _ does not Press for parameter 060 Display Parameter 060 blinks index 00 and value 0 do not reset Press reset for parameter rEStorE Display Parameter rEStorE blinks reset Press reset to select the restore process Display value 0 Press to shift the value to change mode one place to the left Display Value 0 blinks Note For realizing display faults the value cha...

Page 191: ...set Display shows OFF when the restore process is finished Note During the restore process all settings and parameters are written from the program module to the basic unit s onboard memory In the process it is possible that previous program sequences parameters and settings in the onboard memory will be overwritten Warning On first startup or after exchange of the program module the sequence of f...

Page 192: ... parameter 225 prepurge time on the parameter level P V h min s Bild 166 1107 Press for prepurge time Display Parameter 225 blinks value 3 675 does not reset P V h min s Bild 167 1107 Press reset for editing mode Display 3 675 Press or to shift the former prepurge time to change mode one place to the left Display Prepurge time 3 675 blinks or P V h min s Bild 168 1107 Note To detect display errors...

Page 193: ...ard the change ESC P V h min s Bild 166 1107 Alternative 2 Adopt the value reset Press reset to return to editing mode The value set will be adopted Note To detect display errors the value appears one place shifted to the right P V h min s Bild 170 1107 Display Value 3 822 ESC P V h min s Bild 212 1008 To the next parameter Back to the previous parameter ...

Page 194: ...1107 Press for specified time for air pressure signal Display Parameter 224 blinks characters _ _ do not reset P V h min s Bild 173 1107 Press reset for editing mode Display 48 510 Press or to shift the former specified time to change mode one place to the left Display Specified time 48 510 blinks or P V h min s Bild 174 1107 Note To detect display errors the value appears one place shifted to the...

Page 195: ...ive 2 Adopt the change reset Press reset to return to editing mode The value set will be adopted Note To detect display errors the value is shown again but shifted one place to the right P V h min s Bild 176 1107 Display Value 53 361 ESC P V h min s Bild 172 1107 Press ESC to return to the parameter level Display Parameter 224 blinks characters _ _ do not To the next parameter Back to the previous...

Page 196: ...n s Bild 204 1008 On the left the current error 701 appears blinking index 00 does not blink On the right error code 4 is displayed Example Parameter 701 index 00 error code 4 reset 1 3 s P V h min s Bild 205 1008 Press reset for 1 3 seconds to show index 00 for the error code blinking Display Parameter 701 does not blink index 00 blinks error 4 does not blink To the next index P V h min s Bild 20...

Page 197: ... next index P V h min s Bild 208 1008 Press to select the index 03 power value to the time of fault Example Parameter 701 index 03 power value 60 reset 1 3 s P V h min s Bild 209 1008 Press ESC to return to the index Display Parameter 701 does not blink index 03 blinks characters _ _ do not To the next index Back to the previous index P V h min s Bild 180 1107 When this display appears you have re...

Page 198: ... 177 1107 Press ESC to return to the parameter level Display Parameter 701 blinks index 01 and diagnostic code 4 do not To the next older error P V h min s Bild 210 1008 Parameters cover the period back to the last error since deletion of the history max to parameter 711 Example Parameter 711 index 00 To the next parameter Back to the previous parameter ...

Page 199: ...on Timeout air pressure switch Air pressure switch has welded in working position Loc 6 Fault of actuator Actuator faulty or blocked Faulty connection Wrong adjustment Loc 7 Loss of flame Too many losses of flame during operation limitation of repetitions Faulty or soiled fuel valves Faulty or soiled flame detector Poor adjustment of burner Loc 8 Free Loc 9 Free Loc 10 Error not relatable applicat...

Page 200: ... error Speed low fire speed high fire or Low fire 0 rpm or Maximum speed 0 rpm Loc 227 PWM fan faulty One or several parameters violate the minimum maximum limit rSt Er1 Error in compatibility program module to basic unit during restore process Program sequence of program module does not match the basic unit rSt Er2 Error in compatibility program module to basic unit during restore process Hardwar...

Page 201: ...e of fault nfo Info and Enter button Reset in the event of fault changeover visual diagnostic of the cause of fault see chapter Diagnostics of cause of fault button Display flame signal current 2 or phases display In lockout position MMI phase to the time of fault button Display flame signal current 1 or phases display In lockout position MMI phase to the time of fault 3 multicolor signal lamp See...

Page 202: ...lay is the standard display in normal operation 25 2 1 Display in standby mode LCD Bild 02 0908 Unit is in standby mode 25 2 2 Display during startup shutdown 25 2 2 1 Display of program phases LCD Bild 03 0908 The unit is in Phase 21 The individual program phases are displayed in accordance with the program sequence For color display of signal lamp see List of phase display ...

Page 203: ... Yellow flashing Preignition time P40 Yellow flashing 1st safety time ignition transformer ON P42 Green Safety time ignition transformer OFF flame check P44 Green Interval End of safety time and fuel valve 1 ON Interval End of safety time and release of load controller Interval End of safety time and fuel valve 2 ON P50 Green 2nd safety time P54 Green P259 01 Actuator opens to a position low fire ...

Page 204: ...ZL2 display LED Function Waiting phases start prevention P01 Red yellow flashing Undervoltage P02 Yellow Safety loop open Safety shutdown followed by lockout with interlocking P04 Red green flashing Extraneous light on burner startup timeout locking after 30 seconds P90 Yellow Pressure switch min open Safety shutdown followed by lockout with interlocking Lockout LOC Red Lockout phase ...

Page 205: ...on LCD Bild 04 0908 Display oP1 means stage 1 Display after oP is unit specific The signal lamp blinks green 25 3 Special functions 25 3 1 Manual lockout nfo and other button LCD Bild 06 0908 Alternately Press nfo simultaneously with any other button Basic unit changes from any operating position directly to lockout Signal lamp lights up red Display shows current error code 167 ...

Page 206: ...8 Display shows alternately Loc and 4 Unit is in the lockout position The current error code is displayed and the signal lamp is blinking red Example Error code 4 or LCD Bild 08 0908 Press or for display of the phase where the fault appeared Signal lamp blinks red Example Phase P02 A Only with modulation via analog signal Press A for display of the output position actuator position where the error...

Page 207: ...08 When pressing 1 3 seconds the flame signal current is displayed Signal lamp blinks green Example 11 3 s LCD Bild 11 0908 When pressing 3 seconds the point after the number begins to blink When the button is released the value is displayed for 2 minutes Signal lamp blinks green Then the normal display appears Display Point blinks value 11 does not 25 4 3 Reset nfo 1 s LCD Bild 02 0908 For reset ...

Page 208: ...by LCD Bild 12 0908 Press for display of the flame signal amplifier Signal lamp blinks green Display shows FL 2 1 3 s When pressing 1 3 seconds the flame signal current is displayed Signal lamp blinks green Example 1 1 3 s When pressing 3 seconds the point after the number begins to blink When the button is released the value is displayed for 2 minutes Signal lamp blinks green Then the normal disp...

Page 209: ...for display of the relative current position Signal lamp blinks green The relative value 57 of the current position is displayed PME7 with actuator control Position of actuator 0 0 value of potentiometer 0 display Position of actuator high fire 0 90 value of potentiometer 1000 100 display 0 1000 PME7 with PWM fan Current speed 0 rpm 0 display Current speed corresponds to the rated load speed 100 d...

Page 210: ...tion of the actuator or the relative current speed of the PWM fan Signal lamp blinks green Display shows oP Press A 1 3 seconds for display of the relative current position or the current speed Signal lamp blinks green The relative value 57 of the current position is displayed Position of actuator 0 0 value of potentiometer 0 display Position of actuator high fire 0 90 value of potentiometer 0 100...

Page 211: ...actual value example 41 is displayed and the signal lamp blinks green Example Position of actuator or the current speed 41 based on range between high fire and 0 or 0 rpm A and or Press A simultaneously with or to adjust the actuator position or the fan speed between low fire x and high fire 100 Release the buttons when the required position or speed is reached Signal lamp blinks s green Example V...

Page 212: ...g P10 shutdown changes during manual adjustment the display blinks Manual adjustment mode remains active until Escape switches the basic unit back to normal operation or until the basic unit is reset via mains ON OFF This means that in the case of a new heat request and after startup the actuator or the PWM fan is driven to the position or speed of the manually preset value ...

Page 213: ...rogram module Signal lamp blinks yellow The process of 3 seconds is supported by a short flash of the yellow signal lamp nfo 3 s Note If you press nfo for 3 seconds data download does not start To start the restore process again the LME7 must be reset by switching mains ON OFF Display shows run during download restore process of the program sequence Alternately Display shows alternately End and rS...

Page 214: ... LCD Bild 02 0908 Press nfo for 1 second to reset the unit Display OFF Warning On first startup or after exchange of the program module the sequence of functions and parameter settings must be checked upon completion of the restore process See chapter Operation via AZL2 first startup restore See chapter Operation via internal LED first startup restore ...

Page 215: ...lay PrC or Press or for parameter bAC Display bAC nfo 1 3 s run appears during download backup process of the program sequence Alternately Display shows alternately End and bAC Display shows the end of data exchange Display appears for 2 minutes or can be finished by pressing nfo nfo 1 s LCD Bild 02 0908 When the backup process is completed the display shows OFF Press nfo for 1 second to reset the...

Page 216: ...ernal LED 29 11 2011 25 7 1 Error during backup process Alternately Display shows alternately bAC and Er3 For meaning of a possible cause see chapter Error code list with operation via internal LED Note During backup all settings and parameters are transferred from the basic unit s memory to the memory of the program module ...

Page 217: ...or Press or for parameter rSt Display rSt nfo 1 3 s run appears during download restore process of program sequence Alternately Display shows alternately End and rSt Display shows the end of data exchange Signal lamp blinks red After 2 minutes the unit changes to Loc 138 LCD Bild 06 0908 Alternately After the restore process the unit is automatically in the lockout position LOC 138 and must be res...

Page 218: ...list with operation via internal LED Note During the restore process all settings and parameters are written from the program module to the basic unit s onboard memory In the process it is possible that previous program sequences parameters and settings in the onboard memory will be overwritten 25 8 2 Reset nfo 1 s LCD Bild 02 0908 When pressing nfo for 1 3 seconds OFF is displayed When the button...

Page 219: ...tch welded in working position Time out air pressure switch Air pressure switch is welded in working position Loc 6 Fault of actuator Actuator faulty or blocked Faulty connection Wrong adjustment Loc 7 Loss of flame Too many losses of flame during operation limitation of repetitions Faulty or soiled fuel valves Faulty or soiled flame detector Poor adjustment of burner Loc 8 Free Loc 9 Free Loc 10 ...

Page 220: ...lty PWM fan Parameterization error Speed low fire speed high fire or Low fire 0 rpm or Maximum speed 0 rpm Loc 227 Faulty PWM fan One or several parameters violate the minimum maximum limit rSt Er1 Error in compatibility program module to basic unit during restore process Program sequence of program module does not match the basic unit rSt Er2 Error in compatibility program module to basic unit du...

Page 221: ...red as a PWM value in standby OFF or lockout position 1 This means that a connected PWM fan ensures purging at this speed in standby OFF or when using a mains powered fan in lockout position 1 as well In that case compliance with the connection diagram of the PWM fan must be ensured When using mains powered fans following must be observed In terms of mains supply the fan is no longer connected to ...

Page 222: ...ZL2 10 rpm Step size of speed when making the setting with PC software ACS410 1 rpm Minimum limit speed high fire P2 Corresponds to the minimum speed for high fire P2 in revolutions per minute rpm for the burner operating in the high fire range Prerequisite P518 00 P2 518 00 Note Step size of speed when making the setting with operating unit AZL2 10 rpm Step size of speed when making the setting w...

Page 223: ...t Loc 83 will be initiated 650 01 Tolerance band 2 quick speed shutdown Factory setting 3 If the current speed leaves value range Required speed set tolerance band 2 lockout Loc 83 will immediately be initiated 660 Tolerance time speed deviation A speed deviation outside tolerance band 1 P650 00 will be tolerated for the period of time set If it lasts longer lockout Loc 83 will be initiated 674 Ne...

Page 224: ...portional to the preset output analog 3 position step input Control Controls the PWM speed proportional to the output preset via the analog or 3 position step input Safety mode Control for defining the PWM safety parameters 675 00 Minimum PWM with prepurging SEC Minimum PWM signal in percent for prepurging 675 01 Maximum PWM with ignition load SEC Maximum PWM signal in percent for ignition load 92...

Page 225: ...assword Display shows PArA and then 400 SEt Confirm by pressing reset Unit jumps to setting parameter P0 ignition load position 516 00 516 blinking Keep reset depressed for 1 second Subindex 00 is blinking Keep reset depressed for 1 second Display changes to Also see chapter Setting parameters with index with or without direct display By pressing or the speed can be changed in step sizes of 10 rpm...

Page 226: ...gnals the unit feeds back to the control can be set see supplier s Data Sheet Press reset to transfer the setting value to the onboard memory By pressing ESC press and simultaneously you leave the entry level and return to the selection level for the parameters Parameter number 644 blinks Press to select the next parameter Parameter P0 blinks By pressing A display changes to 0A and speed appears b...

Page 227: ...eturn to the selection levels for the subindex Parameter for returning to the parameter group display shows 500 PArA Press to select the next parameter group P600 P700 Display shows 600 PArA Press reset to go to the respective group Press or to select parameter 675 00 675 blinking Press reset for 1 second Subindex 00 blinks Press reset Press or to set the value to 40 Press reset to transfer the se...

Page 228: ...t so that parameter number 701 00 starts blinking Press or to select parameter 920 blinking Start the burner Read the value of parameter 920 in the prepurge phase P30 and ignition phase P38 40 and 44 Write down the values They will be required as a basis for setting safety parameter 675 00 By pressing ESC press and simultaneously you leave the parameter setting level and return to the initial mode...

Page 229: ...nition load speeds under worst case conditions close to the overvoltage limit Reference In test mode parameter 559 setting value 2 the normalized PWM signal parameter 675 00 for the prepurge phase or the PWM signal parameter 675 01 for the ignition phase is output as a fixed value Start the burner and check the speed the volumetric air flow or air pressures under these worst case conditions by tak...

Page 230: ...om SEC to the relevant program phase at 1 second intervals Checking prepurging To check the prepurge speed set the required worst case conditions close to the undervoltage limit Start the burner and check the speed the volumetric air flow or air pressure by taking appropriate measures while ensuring compliance with the relevant standards e g EN 676 in the prepurge phase P30 If the worst case requi...

Page 231: ...t standards e g EN 676 Follow these steps Select programming mode for the OEM Press A and F simultaneously for 5 seconds Display shows CodE Enter the OEM s password via and reset Also see chapter Entering the password Display changes from PArA to 400 SEt Press to select the next parameter group P500 P600 Display shows 500 PArA Press reset to go to the respective group Press or to select parameter ...

Page 232: ... worst case requirements are not satisfied change safety parameter 675 01 accordingly On successful completion of the test reset parameter 559 to control as described above setting value 1 Note To store the settings in the PME program module a manual backup is required Also see chapter Manual backup 27 4 5 Matching the working points Speeds for low fire P1 ignition load P0 and high fire P2 for the...

Page 233: ...limits predefined by the OEM P0max P0min Note The setting value of P0 must be greater than the setting value of P1 The basic unit checks the setting values If setting rules are violated the unit goes to lockout and displays error message Loc 225 Press nfo to transfer the setting value to the onboard memory The startup phase proceeds The burner is ignited The program proceeds to low fire position P...

Page 234: ...he setting value of P1 The basic unit checks the setting values If setting rules are violated the unit goes to lockout and displays error message Loc 225 Press reset to transfer the setting value to the onboard memory The startup phase proceeds The burner is ignited The program proceeds to low fire position P1 In the process the display shows alternately P1 blinking and the speed By pressing A dis...

Page 235: ...CC1P7105en Infrastructure Cities Sector 27 PWM settings 29 11 2011 In the operating position the output predefined by the external load controller applies Note To store the settings in the PME program module a manual backup is required Also see chapter Manual backup ...

Page 236: ...294 s Factory setting approx 15 s 559 PWM mode 0 open loop control 1 PID control 2 safety mode PWM limits 0 2 1 Factory setting 1 control 560 Mode Pneumatic ratio control 0 OFF 1 PWM fan 2 air damper actuator 0 2 1 Factory setting 1 PWM fan 644 Number of pulses per revolution 2 5 1 Factory setting 3 Hall pulses rev 646 Settling time for speed assessment 1 029 2 058 0 147 s Factory setting 2 1 seco...

Page 237: ...ant PT1 speed control Medium speed range high fire to low fire 0 37 485 0 147 s Factory setting 6 027 seconds 679 02 Time constant PT1 speed control Upper speed range high fire to low fire 0 37 485 0 147 s Factory setting 6 027 seconds 679 03 Time constant PT1 speed control Entire speed range low fire to high fire 0 37 485 0 147 s Factory setting 6 027 seconds 680 00 Speed range for PT1 time const...

Page 238: ...6 Changing the OEM s password 187 Entering the password 184 Restore 190 Service level Display of service values 182 Display of the service level 181 End of service level 182 Error history 182 Intensity of flame 182 Mains voltage 182 Special functions 170 Manual lockout 170 AZL2 Safety notes relating to operation 168 AZL2 Service level 181 AZL2 Parameter level 183 AZL2 Operating variants of the par...

Page 239: ...put signal X65 166 Maximum possible resolution 166 Standardization of modulating range 166 Multistage or modulating mode Relevant parameters 163 Multistage modulating mode via 3 position step input X5 03 166 Maximum possible resolution 166 Setting the minimum power control step in modulating mode via analog input signal X65 167 O Operation indication diagnostics 41 Diagnostics of cause of fault 42...

Page 240: ...Gas valve proving 97 LME73 000 Inputs and outputs internal connection diagram 101 Parameter list 102 Program sequence 93 Time table and settings for program 100 PME73 820 105 Connection diagram for LME73 000 with actuator SQM4 111 Connection diagram for LME73 000 without actuator SQM4 112 Connection diagrams for fuel train applications 107 Gas direct ignition 1 G 1 stage with valve proving 108 Gas...

Page 241: ...rs 229 Initial settings of PWM basic parameters 225 Matching the working points 232 Reading the value of parameter 920 in the prepurge phase and ignition load phase 228 Setting safety parameters 675 00 675 01 and checking the safety settings under worst case conditions 231 Overview of PWM fan parameters 236 PWM control parameters 223 PWM safety parameters 224 Relevant parameters 221 via the AZL2 o...

Page 242: ...1 55 Figure 18 Connection diagram fuel train gas direct ignition G 1 stage 57 Figure 19 Connection diagram fuel train gas pilot ignition 1 Gp1 1 1 stage 57 Figure 20 LME71 000 Inputs and outputs internal connection diagram 59 Figure 21 Program sequence PME71 901 for connection diagram fuel train G 63 Figure 22 Connection diagram fuel train gas direct ignition G 1 stage 65 Figure 23 Connection diag...

Page 243: ...stage 107 Figure 48 Connection diagram fuel train gas direct ignition 1 G 2 stage 107 Figure 49 Connection diagram fuel train gas direct ignition 1 G 1 stage with valve proving 108 Figure 50 Connection diagram fuel train gas direct ignition G 2 stage with valve proving 108 Figure 51 Valve proving with separate pressure switch 109 Figure 52 Connection diagram for LME73 000 with actuator SQM4 exampl...

Page 244: ...and outputs internal connection diagram 143 Figure 75 Program sequence PME73 840 to connection diagram fuel trains G Gp1 1 Gp1 2 148 Figure 76 Connection diagram fuel train gas direct ignition G 1 stage 150 Figure 77 Connection diagram fuel train gas pilot ignition 1 Gp1 1 1 stage 150 Figure 78 Connection diagram fuel train gas pilot ignition 1 Gp1 2 1 stage with valve proving 151 Figure 79 Connec...

Page 245: ...ucture Cities Sector 29 11 2011 Siemens AG Infrastructure Cities Sector Building Technologies Division Berliner Ring 23 D 76437 Rastatt Tel 49 7222 598 279 Fax 49 7222 598 269 www siemens com 2011 Siemens AG Infrastructure Cities Sector Building Technologies Division Subject to change ...

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Siemens LME7 Series, Basic Documentation

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