Supervised outputs
With this output, the control panel can detect and
signal short circuits and power supply interruptions.
Bypassable disabled outputs
You can disable this type of output by using a
specific key.
Silenceable outputs
To stop this type of output, you can use the Silence/
Resound Sounders key. You can silence the outputs
for an indefinite period during Day Mode or for a
programmed silence time during Night Mode.
Operating features
You can program the FC503 control panel to provide
WARNING or Delay to Alarm status before ALARM
status.
The WARNING display signals the WARNING status.
If a detector exceeds its warning threshold, the
control panel generates a warning. The input
module also generates a warning state; a useful
feature for implementing the Systems Supervision
capability.
Warning status signals:
•
Control panel buzzer; 2 seconds of sound at
440 Hz and then a 2 second pause.
•
A WARNING message on the LCD display
•
The WARNING output points if a user enables
the Delay to Alarm option.
Delay to Alarm
If a zone generates an alarm during Day Mode, the
control panel starts the Delay to Alarm Time. The
Delay to Alarm status signals are:
•
Control panel buzzer; 0.5 seconds of sound at
880 Hz and then a 0.5 second pause.
•
Blinking on the
Delay to Alarm
LED for the
first eight zones only.
•
Message ALARM+DLYTIME on the LCD display.
•
Activation of the respective outputs, if the
user enables the Delay to Alarm option.
Note:
If the control panel detects alarm
conditions during Night Mode or from a
callpoint, the control panel generates an
instant alarm.
Take the following actions during the Delay to Alarm
status; see Access to signaling and commands.
•
Access Level L1:
to activate an Evacuation
Alarm, press and hold the
Evacuate
Key.
•
Access Level L2:
to stop the Silence disable
outputs and interrupt the Delay to Alarm
Time, press the
Silence
key.
When the Silence LED is on during Silence status,
press the
Silence
key to release the Silenceable
outputs, or press the
Reset
key to restore standby
status.
If the control panel operates in Night Mode, the
control panel exits from Silence status automatically
when the programmed Silence time expires.
Alarm
When the Delay to Alarm time expires, the control
panel generates an alarm. The Alarm status signals
are:
•
Control panel buzzer; 0.2 seconds of sound at
3300 Hz and then 0.2 seconds of pause.
•
Alarm LED is on.
•
An alarm message on the LCD display.
•
Activation of the Fire and SC1 outputs.
•
Activation of other outputs including SC2,
OC1, or OC2 if programmed.
During the Alarm status, the following can occur:
•
At Access Level L2 you can stop the
Silenceable outputs by pressing the
Silence
key.
•
At Access Level L2 you can press the
Reset
key
and Silence Buzzer.
Note:
Refer to Access to signaling and
commands for further information.
During the Silence status when the Silence LED is
on, use the
Silence
key to release the Silenceable
outputs. The
Reset
key restores the standby status.
When the programmed Night Mode Silence time
expires, the control panels exits Silence status.
Day and night mode
The control panel can operate in Day or Night Mode.
See the relevant section in the
If you silence the system in Day Mode, the Silence
status remains until you unmute the system,
provided that no other alarm incidents occur. If you
silence the system during Night Mode, the Silence
FC503 and FC506 Addressable Fire Control Panels
10
Johnson Controls - CONFIDENTIAL
