baltur BTG 3,6 P Manuel D'instructions page 35

Wiring diagram and operation control sequence of equipment Lme 21 (when
used in connection with actuators, it is necessary to observe Standard EN 676
requirements).
t1 Pre-ventilation time
t1´ Ventilation time
t3 Pre-ignition time
t3n Post-ignition time
t4 Interval between ignition «Off» and release of «BV2»
t10 Available time for detecting the air pressure of the pressure switch
t11 Programmed opening time for actuator «SA»
t12 Programmed closing time for actuator «SA»
t22 2 safety time
nd
TSA Ignition safety time
tw Wait time
Tsa
equipment or
programmer
s
5
Lme 21.350 C2
3
Lme 21.430 C2
t1 t3 t3n
s s s
30 2 4.5
40 2 2.5
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AGK25... PTC resistance
AL Error message (alarm)
BCI Burner Communication Interface
BV... Fuel valve
CPI Closed Position Indicator
Dbr.. Wiring jumper
EK.. Remote lockout reset button (internal)
EK2 Remote lockout reset button
ION Ionisation Probe
FS Flame Signal
FSV Flame signal amplifier
GP Gas pressure switch
H Main switch
HS Auxiliary contact, relays
ION Ionisation Probe
K1...4 Internal Relays
KL Low flame
LK Air Gate
LKP Air gate position
LP Air pressure switch
LR Modulation
M Fan motor
MS Synchronous motor
NL Nominal load
NT Electric supplier
QRA... Flame detector
QRC... Flame detector blue bl br brown sw black
R Thermostat / control pressure switch
RV Gas adjustment device
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-up command (ignition from «R»)
B-B´ Interval for flame ignition
C Burner in operation position
C-D Operating burner (heat generation)
D Shut-down controlled by «R»
- Burner will be immediately shut down
- Burner control will be immediately ready for new
start-up
I 1 Actuator cam
st
t4 t11
s s
10 -
8 -
t12
s
-
-