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Siemens LME11 series, Manual

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Siemens LME11 series Manual Download Page 23

23/23 

Building Technologies 

 

CC1N7101en 

HVAC Products 

 

29.06.2006 

Dimensions 

Dimensions in mm 
 

5,2

53,9

88

91

41,6

47,2

62

,5

7

1

0

1

m

0

2/

06

05

22

9

59,1

53,9

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

90,5

60

220

69

6

A

B

6

5,4

5,4

13

18

4

65

,6

27

,5

7101m01/0804

 

 
 

LME... 

Ancillary unit AGQ3... 

©

 2006 Siemens Building Technologies HVAC Products GmbH 

Subject to change! 

Type  

reference 

Dimensions 

 A 

B 

AGQ3.1A27 500 

19 

AGQ3.2A27 300 

34 

 

Summary of Contents for LME11 series

Page 1: ...robe or flame detector QRA with ancillary unit AGQ3 or blue burning flames with blue flame detectors QRC In terms of housing dimensions the LME are identical with the LGB and LMG burner controls refer to Type summary Burner controls conforming to EN 298 For gas burners with fans conforming to EN 676 Undervoltage detection Air pressure supervision with functional check of the air pressure switch du...

Page 2: ...ng a force of no more than 10 N without using any tools or pointed objects Fall or shock can adversely affect the safety functions Such units must not be put into operation even if they do not exhibit any damage Each time work has been carried out mounting installation service work etc check to ensure that wiring is in an orderly state and make the safety checks as described in Commissioning notes...

Page 3: ...rner cannot reliably be started up For safety reasons feed the neutral conductor to terminal 2 Connect the burner components fan ignition transformer and gas valves to the neutral distributor as shown below in figure 7101a05 The connection between neutral conductor and terminal 2 is prewired in the base Example 2 3 7 4 5 BV2 BV1 Z M N 7101a05 0804 Wiring of neutral conductors Electrical connection...

Page 4: ...s No establishment of flame at the end of TSA Lockout LME2 Lockout c Burner operation with simulated air pressure failure not with atmospheric burners Immediate lockout Standards and certificates Conformity to EEC directives Electromagnetic compatibility EMC immunity Directive for gas fired appliances 89 336 EEC 90 396 EEC ISO 9001 2000 Cert 00739 ISO 14001 2004 Cert 38233 Identification code to E...

Page 5: ...nic flame signal amplifier ionization lockout reset button with its integrated 3 color signal lamp LED for operational status and fault status messages and the socket for connecting the OCI400 inter face adapter Multicolor indication for operational status and fault status messages Transmission of operational status and fault status messages and detailed service information via additional OCI400 i...

Page 6: ...ME21 350A2 AC 230 V 2 5 30 5 4 2 10 5 LGB21 350A27 LMG21 350A27 Ionization probe ION or flame detector QRA with AGQ3 LME21 550A2 AC 230 V 2 5 50 5 4 2 10 5 LGB21 550A27 LMG22 550B27 Burner controls for 2 stage burners without communication with actuator control LME22 131A2 AC 230 V 2 5 7 3 2 3 8 3 12 12 LGB22 130A27 LMG22 130A27 LME22 232A2 AC 230 V 2 5 20 3 2 3 8 3 16 5 16 5 LGB22 230A27 LMG22 23...

Page 7: ...4 057A1 AC 120 V 16 9 5 4 2 10 8 LGB41 258A17 Ionization probe ION or flame detector QRA 4 with AGQ3 LME44 057A2 AC 230 V 16 9 5 4 2 10 8 LGB41 258A27 Legend tw Waiting time 1 Max running time available for actuator SA TSA Safety time The actuator running time must be shorter t1 Purge time 2 t22 response time of flame relay t3 Preignition time 3 Max 65 s t3n Postignition time 4 Only used for AC 23...

Page 8: ...terface adapter OCI400 PC Windows software ACS400 Actuators SQN3 refer to Data Sheet N7808 Actuators SQN7 refer to Data Sheet N7804 Actuators SQN9 refer to Data Sheet N7806 RC unit ARC 4 668 9066 0 For the supervision of ionization currents in networks with nonearthed neutral conductor PTC resistor AC 230 V AGK25 For producing a burden on terminal 3 on burners with no fan motor e g atmospheric gas...

Page 9: ... m Perm cable length terminals 8 and 10 max 20 m at 100 pF m Perm cable lengths other terminals max 3 m at 100 pF m Current rating At cosϕ 0 6 At cosϕ 1 Terminal 3 Max 2 7 A 15 A for max 0 5 s only LME2 Max 3 A Terminals 4 5 7 and 9 11 Max 1 7 A Max 2 A Terminal 10 Max 1 A Max 1 A Storage DIN EN 60721 3 1 Climatic conditions class 1K3 Mechanical conditions class 1M2 Temperature range 20 60 C Humid...

Page 10: ... 5 kΩ Max AC 100 300 µA For applications outside the European Community operation at mains voltage AC 230 V 10 is ensured With the same quality of flame the detector current with the LME may be an other than that with the LMG LGB Flame supervision with ionization is accomplished by making use of the conductivity and rectifying effect of the flame The flame signal amplifier only responds to the DC ...

Page 11: ...280 V DC 280 V DC current detector signals with UV detector QRA Min required Max possible Measurement at the UV detector QRA 200 µA 500 µA In connection with LME burner controls use of UV ancillary unit AGQ3 is manda tory A Correct functioning of aged UV cells can be checked as UV test with a higher supply voltage across the UV cell after controlled shutdown until terminal 3 on Connection diagram ...

Page 12: ... flashing Detector current in operation Flame signal stable Green LED steady on QRC 45 µA 45 µA The values given in the table above only apply under the following conditions Mains voltage AC 230 V Ambient temperature 23 C 1 2 LME 12 sw bl br µA DC QRC1 7101v02 1005 Legend µA DC DC microammeter with an internal resistance of Ri max 5 kΩ bl Blue sw Black br Brown As an alternative to detector curren...

Page 13: ...s followed by lockout at the end of TSA LME2 Lockout at the end of TSA Loss of flame during operation LME11 Establishment of flame at the end of TSA Max 3 repetitions No establishment of flame at the end of TSA Lockout LME2 Lockout LP is welded in working position Prevention of startup lockout after 65 sec onds at the latest LP is welded in normal position Lockout on completion of t10 No air press...

Page 14: ...ated by pressing the lockout reset button for at least 3 seconds refer to Data Sheet N7614 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 for at least 3 seconds The instant of switching over is indicated by a yel low light pulse Operating position EK 3 s Interf...

Page 15: ...led fuel valves Faulty or soiled flame detector Poor adjustment of burner no fuel Faulty ignition equipment 3 x blinks hhh On LP faulty Loss of air pressure signal after t10 LP is welded in normal position 4 blinks hhhh On Extraneous light when burner startup 5 blinks hhhhh On Time out LP LP is welded in working position 6 blinks hhhhhh On Free 7 blinks hhhhhhh On Too many losses of flame during o...

Page 16: ...ection diagram and control sequence LME11 NT µC control RESET EK FSV ION 1 2 3 M 4 BV1 5 7 Z 10 AL T 12 R W GP STB 9 7101a24e 0606 pa 6 LP 8 EK 11 K1 K2 1 K3 K2 2 H Si L N SB R W GP AL M LP BV1 Z FS tw t1 t3n TSA t4 7101d04 0606 t10 EK2 12 10 3 7 4 6 1 8 t3 A B B C D 11 ...

Page 17: ...L LP BV1 LR BV2 Z FS tw t1 t3n TSA t4 7101d05 0206 12 10 3 7 4 5 6 1 A B B C D t3 t10 M 11 Application examples only LME11 LME21 LME22 The suitable wiring schemes are merely examples which must be verified in the individual case depending on application Burner without fan and without LP Only for burner with fan control via auxiliary contactor HS with LP 2 3 11 6 7101a17 0804 AGK25 12 2 3 11 6 GP S...

Page 18: ... 11 9 7 4 5 1 HS 0 I N L AL EK2 M LP GP SB R W Z BV1 LR ION BV2 N 1 2 6 7 5 4 3 b1 b2 B a b III a3 a b II MS I a b a2 a b IV A a b V RV LK 7101a10 0606 12 2 10 8 3 6 11 7 4 5 1 AL EK2 M LP GP SB R W Z BV1 LR ION BV2 HS N L 0 I N N 1 2 5 3 6 4 LK SA IV II MS I C3 D K2 C31 III R32 R1 V K1 a b a b a b b a a b 9 II KL Zu III LKP NL t1 IV III IV I t IV Si Si LME21 LME21 SQN3 121 2 stage control Note Wi...

Page 19: ...ME22 LME23 NT µC control RESET EK FSV ION 1 2 3 M 4 BV1 5 BV2 7 Z 10 AL T 12 R W GP STB 9 7101a02e 0606 pa 6 LP 8 EK 11 K1 K2 1 K3 K4 K2 2 H Si SA L N QRC br bl sw 1 2 12 Nur LME23 SB R W GP AL LP SA BV1 LR BV2 Z FS tw t1 t3n TSA t4 7101d02 0606 t11 t12 EK2 12 10 3 7 4 5 6 1 8 A B B C D 9 t3 t10 LK M I 11 ...

Page 20: ...III II KL Zu III LKP NL t1 III t I II t4 TSA 12 2 10 8 3 6 11 9 7 4 5 1 HS 0 I N L EK2 M LP GP R W Z BV1 LR ION AL N 1 8 2 7 5 6 3 4 9 B b1 b2 A a1 a2 I M II III V 5 LK RV 1 7101a14 0606 S1 BV2 2 SB R3 R1 Si Si LME22 LME22 SQN3 151 or SQN3 251 Note With 2 stage modulating burners with gas regulation damper RV BV2 and the dotted connection be tween terminals are not required SQN90 220 2 stage modul...

Page 21: ...gram and control sequence LME44 NT µA control RESET EK FSV ION 1 2 3 M 4 BV1 5 BV2 7 Z 10 AL T 12 R W GP STB 7101a20e 0606 6 8 EK K1 K2 1 K3 K4 K2 2 H Si L N DBR2 ZV1 K5 11 CPI SB R W GP AL ZV1 BV1 BV2 Z FS tw t1 t3n TSA t4 7101d06 0206 12 10 3 7 4 5 1 A B B C D t3 M 11 CPI 6 t22 ...

Page 22: ... br brown sw black R Control thermostat pressurestat RV Gas regulation damper SA Actuator SQN SB Safety limit thermostat STB Safety limit thermostat Si External fuse t Time W Limit thermostat pressure switch Z Ignition transformer ZV Pilot gas valve A Start command switching on by R B B Interval for establishment of flame C Operating position of burner reached C D Burner operation generation of he...

Page 23: ... in mm 5 2 53 9 88 91 41 6 47 2 62 5 7101m02 0605 22 9 59 1 53 9 90 5 60 220 69 6 A B 6 5 4 5 4 13 18 4 65 6 27 5 7101m01 0804 LME Ancillary unit AGQ3 2006 Siemens Building Technologies HVAC Products GmbH Subject to change Type reference Dimensions A B AGQ3 1A27 500 19 AGQ3 2A27 300 34 ...

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