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Building Technologies Division User Manual LMS14… CC1U7471en
6 The settings in detail 28.01.2015
Line no. Meaning
9504 N_Vor_QAA Speed required for prepurging (QAA)
9505 N_Vor Minimum speed required for prepurging
9513 N_ZL Maximum speed required for ignition
9525 N_TL Minimum speed required for low-fire
9530 N_VL Maximum speed required for high-fire
9551 Maximum fan speed standstill
9616 Maximum speed
9651 Speed required for chimney drying
BV Fuel valve
GP Gas pressure switch
KT Chimney drying
LP Air pressure switch
MOD Control mode
SAF With a certain error class, the unit jumps to this phase and all safety-
related outputs are deactivated.
STB Safety limit thermostat (SLT)
STOE If detecting a system error that shall drive the unit to a safe state (lockout),
the unit goes to the fault phase, which can only be quit by making a reset
STV Start prevention
STY Standby
TBRE Maximum time to reach ignition speed after prepurging
THL1 Maximum fan ramp-up time to prepurge speed
THL1A Maximum fan ramp-up time to ignition speed
THL2 Change to postpurging at last operating speed
THL2A Change to postpurging at prepurge speed
TI Interval
TLO Permitted time with air pressure switch closed or fan speed
TN2 Interruptable postpurging
TNA Postpurging at prepurge speed
TNB Permitted afterburn time
TN Postpurging at last operating speed
TNN Permitted time with fan speed
TVZ Preignition time
TW1 Maximum waiting time 1
TW2 Maximum waiting time 2
TSA1 1st safety time
TSA2 2nd safety time
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