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Siemens Building Technologies Basic Documentation LMV51... CC1P7550en
HVAC Products 9 Connection terminals / coding of connectors 01.10.2003
Standard connector set LMV51... for gas / oil applications with up to 3 actuators.
Standard connector set LMV52... for gas / oil applications with up to 5 actuators.
LMV5... Terminal
designation
Description
RAST 5
1 X3-01 Alarm, fan
1 X3-02 Air pressure switch (APS)
1 X3-03 Burner flange
1 X3-04 Power supply safety loop
1 X4-01 Fuel selection, lockout reset
1 X4-02 Ignition
1 X4-03 Start signal / PS relieve valve
1 X5-01 Oil pressure switch min.
1 X5-02 Oil pressure switch max.
1 X5-03 Load controller external
1 X6-01 Direct heavy oil start
1 X6-02 Magnetic clutch / oil pump
1 X6-03 Safety valve SV (oil)
1 X7-01 Oil valve V2
1 X7-02 Oil valve V3
1 X7-03 Not used
1 X8-01 Firing on gas / oil
1 X8-02 Oil valve V1
1 X8-03 Oil valve V1
1 X9-01 Gas valves
1 X9-02 Protective earth, neutral conductor
1 X9-03 Gas pressure switch min., max.
1 X10-01 Power transformer (prim I, sec I)
1 X10-02.2 Infrared flame detector QRI...
5 [ / ] Plug
1 X10-03 Ionization probe ION
Transformer
1 prim I CDO
1sec IDFO
1 sec II DEFL
Type 3.5
2 X50, X51 CAN bus (6-pole)
1 X52 Transformer, secondary side (4-pole, low-voltage)
1 X60 Inputs 1 and 4 - temperature sensor (5 pins), TEMP.
1 X61 Input 2 - pressure input - temperature limiter (5 pins)
TEMP. / PRESS. INPUT
1 X62 Input 3, analog input (5 pins), SET POINT INPUT
1 X63 Load output (3 pins), LOAD OUTPUT
6 [ / ] Actuator (5 pins)
AGG5.720
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