Specifications

22
FS-250 WITH RELEASING OPERATING INSTRUCTIONS
Pre-Alarm Operation
In case of an alarm on one of the devices on a releasing zone, the Pre-Alarm LED flashes, the LCD displays pre-
alarm condition, the buzzer activates on-steady and any NACs configured to sound Pre-alarm will sound.
Alarm Operation
When another alarm occurs and the set threshold is satisfied on a releasing zone, the agent release timer is
activated. The LCD display will display the timer as it counts down. The screen will display “agent release in XX
seconds” and the “Pre-Discharge” LED will be on. Proceed according to the established emergency plan. Assure that
all personnel are accounted for and notify the Fire Department to advise of the alarm and/or verify that an automatic
signal has been received at the Fire Department.
Authorized Personnel Only
To Abort the suppression release
Press the Abort switch, depending on the configuration of the panel the pre discharge timer will be halted or
reset. Proceed to clearing and acknowledging the alarm.
To acknowledge the alarm:
To acknowledge the alarm, press the Acknowledge button. The local buzzer will be silenced and the Alarm
LED will change from on-flashing to on-steady.
To silence the alarm:
To silence the notification appliances after evacuation, press the Alarm Silence switch. The notification
appliances will be silenced. The Alarm Silenced LED will be on-steady.
Note: Do not reset the panel until the alarm has been cleared.
Warning: Alarm silence inhibit (if set) prevents the alarm from being silenced for a predetermined
time.
To reset panel after alarm:
When the alarm condition is corrected, return the panel to normal standby operation by pressing the System
Reset switch.
To initiate manual release:
Press the Manual Release switch. This will immediately activate the releasing zone and put the panel to
discharge condition regardless of the previous condition of the panel.
NOTE: Manual release and abort switch are installed external to the panel and normally monitored
by contact devices.
Trouble Operation
Trouble is indicated by:
Trouble LED flashes
LCD will display trouble conditions
Buzzer activates on-pulsing
To silence the trouble buzzer:
Operate the Button Enable key switch to the ON position and press the Acknowledge button. The Trouble
LED changes to on-steady. When the trouble condition has been cleared, you may need to reset the panel
to restore to a normal standby condition.
Warning: Leaving the panel in a trouble condition may cause a fire alarm condition not to initiate a
fire alarm sequence
Normal Standby Condition
The green Power On LED will be lit and no other indicators on.
For service, contact: ___________________________________________
Telephone Number: _____________________________________________
Frame these instructions and mount them near the annunciator for operator reference.