12/30
22.11.21, Subject to alterations
Connection diagram LMV27
18 Connection diagram LMV27
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Limit switch
Burner
Blower motor protection
Alarm
Fan continous running
Safety valve (SV)
Ignition (Z)
Fuel valve (V3)
Pilot valve (PV)
Pressure switch
min gas / min oil (P min)
Pressure switch max gas /
max oil (P max) or POC
Pressure switch
Density Control gas (PLT)
Power supply
Safety chain
Fuel valve (V2)
Fuel valve (V1)
Fuel indicatoe oil/gas
unlocking / locking
external
power controller
Air pressure switch
UV flame detector QRA
flame detector
QRB/QRC
Ionization flame sensor
Fuel counter
Connection
AZL
Building
automation
Actuator
fuel
Actuator
air
Frequency-
converters
