Azbil AUR450C - Run-State Interlock Failure Sequence

3-8
Chapter 3. OPERATION
z Interlock during Run-state
If the interlock contact is disconnected or changed to OFF, the system is locked out
and an alarm is output.
On the device, E1 (interlock) and P5 are displayed alternately.
-- P1 E1 / P5P4 P5P2 P3
K7
K1
K2
K3
K4
K5
K6
POWER
SHUTTER
FLAME
ALARM
START
IG
PV
MV
Pre-purge Standby Start
check
Ignition trial Pilot Stabilization Main trial RUN Lockout
Power supply
Burner start contacts
Interlock
Flame signal
Input
Relay output
Ignition transformer
Interrupted pilot valve
Intermittent pilot valve
Main valve
Flame monitor output
Alarm output
Load output
Sequence display
LED display
Flame Failure
Response Time