30/61
Building Technologies
Basic Documentation LMO39…
CC1P7154en
11 Legend
15.03.2018
11 Legend
t1
Prepurge time (parameter 265)
t3
Preignition time (parameter 266 + 5.6 seconds)
t3n
Postignition time (parameter 295)
t4
Interval between flame ON and release of fuel valve 2 (parameter 270)
t8
Postpurge time (parameter 274)
TSA
Ignition safety time (parameter 267)
tw
Waiting time
tow
Oil preheater timeout (parameter 296)
AL
Error message (alarm)
BCI
Communication interface
EK
Lockout reset button (internal)
EK2
Remote lockout reset button
FS
Flame signal
FSV
Flame signal amplifier
K1...4
Internal relay
kbr
Jumper
M
Fan motor
OH
Oil preheater
OW
Release contact of oil preheater
QRB1
Photo resistive detector
QRB3
Photo resistive detector
QRB4
Yellow flame detector
QRC…
Blue flame detector (bl = blue, br = brown, sw = black)
R
Control thermostat/pressurestat
SB
Safety limiter
Si
External fuse
V...
Fuel valve
W
Limit thermostat/pressure switch
Z
Ignition transformer
Input signal/output signal 1 (ON)
Input signal/output signal 0 (OFF)
Input permissible signal 1 (ON) or 0 (OFF)