Lockout State - ProFire PF3100 Product Manual

13.4 LOCKOUT STATE

The controller transitions to the Lockout state (1) when there is an alarm condition present while the system is
running and (2) upon power up when there is an unacknowledged lockout message present when the system was
last powered down. The safety outputs are held de-energized, and a purge event is initiated upon entry into the
state.
Any running state
13.4.1 SAFETY OUTPUT BEHAVIOR - LOCKOUT STATE
Card
PF3101-00 BMS Controller card
PF3102-00 Ion Pilot card
PF3102-01 UV Pilot card
13.4.2 TRANSITIONS TO THE LOCKOUT STATE
From Scenario
Power On Any
Any
Waiting
Controller stopped by user
Any
Startup Checks Controller stopped by user
Airflow detected
Any
Controller stopped by user
Pre-Purge Purge position not proven
Airflow not proven
Pilot position not proven
Any
Controller stopped by user
Pilot ignition failure
Ignition
Flame loss
Flame detected upon transition
into Ignition state
Any
Controller stopped by user
Pilot Flame loss
Light Off Position not proven
Any
Low Fire
OR Controller stopped by user
Process Control Flame loss
13.4.3 TRANSITIONS FROM THE LOCKOUT STATE
To Scenario
Ready Lockout message acknowledged
Alarm Lockout message acknowledged
via Ready
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Power On
Lockout
Output
Pilot
SSV1
SSV2
Valve
Coil
Ignition Enable
Condition
Unacknowledged lockout message present
Alarm condition present
Any
Alarm condition present
Any
Any
Alarm condition present
Any
Controller not in Request Pilot Position sub-state
Controller in Prove Airflow or Pre-Purge sub-state
Controller in Request Pilot Position sub state
Alarm condition present
Any
Pilot ignition has failed 3 consecutive times
Relight Attempts setting exceeded
Any
Alarm condition present
Any
Relight Attempts setting exceeded
Controller is in Request Light Off Position sub state, AND
Position Error Timeout setting has elapsed
Alarm condition present
Any
Relight Attempts setting exceeded
Condition
Any
Alarm condition present
PF3100 Product Manual
DOC-001149 v8.0
Ready
Output State
De-energized
De-energized
De-energized
De-energized
De-energized
Open
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