Digital Inputs And Trip Coil Supervision - GE 469 Instruction Manual

7.2 HARDWARE FUNCTIONAL TESTING
The digital inputs and trip coil supervision can be verified easily with a simple switch or pushbutton. Verify the SWITCH +24
V DC with a voltmeter. Perform the steps below to verify functionality of the digital inputs.
1. Open switches of all of the digital inputs and the trip coil supervision circuit.
2. View the status of the digital inputs and trip coil supervision in:
Õ
ACTUAL VALUES
3. Close switches of all of the digital inputs and the trip coil supervision circuit.
4. View the status of the digital inputs and trip coil supervision in:
Õ×
A1 STATUS DIGITAL INPUTS
INPUT
ACCESS
TEST
STARTER STATUS
EMERGENCY RESTART
REMOTE RESET
ASSIGNABLE INPUT 1
ASSIGNABLE INPUT 2
ASSIGNABLE INPUT 3
ASSIGNABLE INPUT 4
TRIP COIL SUPERVISION
7
7-6
Courtesy of NationalSwitchgear.com
Õ×
A1 STATUS DIGITAL INPUTS
EXPECTED STATUS
(SWITCH OPEN)
Open
Open
Open
Open
Open
Open
Open
Open
Open
No Coil
469 Motor Management Relay

7.2.6 DIGITAL INPUTS AND TRIP COIL SUPERVISION

PASS / EXPECTED STATUS
FAIL (SWITCH CLOSED)
Shorted
Shorted
Shorted
Shorted
Shorted
Shorted
Shorted
Shorted
Shorted
Coil
7 TESTING
PASS /
FAIL
GE Multilin