Spectrex SharpEye 40/40I, User Manual

Page: 31 / 85

TM 40/40I, Rev (14) February 2017
Internal Detector Tests 31
1.6.2.3 Manual BIT
The BIT is manually initiated by momentarily connecting Terminal 3 with
Terminal 2 (or a switch across these terminals in the safe area).
The results of a successful and unsuccessful Manual BIT are listed in
Table 12 and Table 13.
Table 12: 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 options 1, 2, and 3:

Initiates 20mA only when the function alarm BIT is set
to Yes

Initiates 16mA when the function auxiliary BIT is set to
Yes and the function alarm BIT is set to No
Power LED Green, Flashing, 1Hz
Table 13: Results of an Unsuccessful Manual BIT
Output Result
Fault Relay

Wiring options 1, 2, and 4: changes to Open

Wiring options 3 and 5: changes to Closed
0 – 20mA
Output
Wiring options 1, 2, and 3: Indicates BIT Fault (2mA)
Power LED Yellow, Flashing, 4Hz
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).
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