
0014_Installation_Operation_Manual
A0
Copyright 2017 Unifire
6.
On conclusion of the PURGE the
STANDBY/PURGE LED switches OFF and
the trial for ignition begins. The FLAME
LED flashes. The Ignition (IGN) output
and DO1 driver are energized.
FR
IGN
DO1
DO2
DO3
7.
Once a flame is detected the FLAME
LED is held ON and the Ignition (IGN)
output is de-energized.
FR
IGN
DO1
DO2
DO3
8.
On expiry of the flame stable timer the
DO2 and DO3 outputs are Energized.
The system now monitors for flame
continuously until STANDBY/RESET is
pressed or power is removed.
FR
IGN
DO1
DO2
DO3
9.2
Interrupted Pilot
1.
With FAULT and FLAME OFF the system
can be started by pressing the
START/RESET button. The PURGE
commences with the STANDBY/PURGE
LED flashing.
FR
IGN
DO1
DO2
DO3
2.
Press START/RESET at any time to reset
the system. STANDBY/PURGE stops
flashing.
FR
IGN
DO1
DO2
DO3