Spectrex 40/40R - Single IR Flame Detector - Manual (Page 28)

SharpEye TM Single IR Flame Detector User Guide
16 Internal Detector Tests
Table 10: Results of a Successful Manual BIT
Output Result
FAULT relay • Wiring options 1, 2, and 4: remains CLOSED (Normal)
• Wiring options 3 and 5: remains OPEN (Normal)
ALARM relay Activated for 3 sec (only when the function Alarm BIT is
set to YES)
AUXILIARY
relay For wiring options 4 and 5: is activated for 3 sec (only
when the function Auxiliary BIT is set to YES)
0-20mA
output Wiring option 1, 2, 3:
• Initiates 20 mA only when the function Alarm BIT is set
to YES
• Initiates 16 mA when the function Auxiliary BIT is set
to YES and the function Alarm BIT is set to NO
POWER LED Green, Flashing, 1 Hz
Table 11: Results of an Unsuccessful Manual BIT
Output Result
FAULT relay • Wiring option 1, 2, 4: changes to OPEN
• Wiring option 3 and 5:changes to CLOSED
0-20mA
output Wiring option 1, 2, 3: Indicates BIT FAULT (2mA)
POWER LED Yellow, Flashing, 4 Hz
1.6.2.4 Manual BIT only selected
The BIT is initiated manually by momentarily connecting Terminal Number 3
with Terminal Number 2 or a switch across these terminals in the safe area.