baltur TBG 45 Manual User Instructions page 15

Connection diagram and control sequence of LME22...
t1 Prepurge time
t1´ Purge time
t3 Preignition time
t3n Postignition time
t4 Interval between ignition «Off» and release of «V2»
t10 Specified time for air pressure signal
t11 Programmed opening time for actuator «SA»
t12 Programmed closing time for actuator «SA»
t22 2nd safety time
TSA Ignition safety time tw Waiting time
TSA
Equipment or
programmer
s
LME 22.233 C2 3
LME 22.331 C2
3
t1 t3 t3n
s s s
20 3 2,5
30 3 2,5
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0006081362_201403
AGK25... PTC resistor
AL Error message (alarm)
BCI Burner Communication Interface
V... Fuel valve
CPI Closed Position Indicator
DBR... Wire link
EK Lockout reset button (internal)
EK2 Remote lockout reset button
ION Ionization probe
FS Flame signal
FSV Flame signal amplifier
GP Pressure switch
H Main switch
HS Auxiliary contactor, relay
ION Ionization probe
K1...4 Internal relays
KL Low-fire
LK Air damper
LKP Air damper position
LP Air pressure switch
LR Load controller
M Fan motor
MS Synchronous motor
NL Nominal load
NT Power supply
QRA... Flame detector
QRC... Blue-flame detector bl blue br brown sw black
R Control thermostat / pressurestat
RV Gas regulation damper
SA Actuator SQN...
SB Safety limiter
STB Safety limit thermostat
Si External pre-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 heat)
D Controlled shutdown by «R»
- Burner will immediately be shut down
- Burner control will immediately be ready for new
startup
I Cam I actuator
t4 t11
s s
8 30
8 12
t12
s
30
12