Honeywell DBC2000 Series - FLAME SIGNAL MONITORING AND DIAGNOSTICS; Flame Current Interpretation; Measuring Flame Signal with Multimeter

ENS7003R0 KO06 2010
Pre-Purge
Ignition Wait
Ignition Trial
Pilot-Only
Main Trial
Main Stabilized
Modulating
High
Interlock ON
Low
Interlock ON
CONTROLLER ON
Limit/Power Switch ON
Post-Purge
CONTROLLER OFF
BLOWER
IGNITION TR
PILOT VALVE
MAIN VALVE
ALARM
HIGH
LOW
DAMPER
AIR FLOW SW
FLAME SIGNAL
POWER
PRE/POST-PURGE
IGNITION TRIAL
PILOT ONLY
M-TRI/M-STA
RUN
FLAME
ALARM
I
N
D
I
C
A
T
I
O
N
L
O
A
D
Fig. 5: Normal operation