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52.2.1
Status LEDs
The series 2 Output Control Module contains a total of 20 LEDs to verify correct installation after power up.
Power-up: All LED's OFF.
Initialization: Once power is applied, initialization of the module begins.
The A LED is turned on at the beginning of initialization. If the application program cannot be run, the A
LED will flash at a rapid rate. The OCM is waiting for firmware to be down loaded.
When initialization is completed, LEDs A, B, CT and BA are briefly sequenced ON then OFF.
Run time: After the above sequence, the LEDs have the following meanings:
A LED: Heartbeat and Online Status:
•
Offline: 1 second rate, 20% ON.
•
Online: 1 second rate, 80% ON.
B LED: Communication Port Status:
•
Indicates communication activity on the communication port.
CT: Cabinet Tamper.
BA: Power Fault.
Input in the inactive state: OFF (briefly flashes ON every 3 seconds).
Input in the active state: ON (briefly flashes OFF every 3 seconds).
LEDs 1 through 16: correspond to output relay OUT 1 (K1) through OUT 16 (K16).
52.2.2
Series 1 and Series 2
The following tables list the differences between series 1 and series 2 hardware.
Output Control Module
Feature
Serial number
Input power
ISC communication
Status LEDs
Series 1
less than 520,000
12 VDC ±10% or 12 VAC ±15%
2-wire or 4-wire RS-485
2 for board status
Hardware Installation Guide
Series 2
520,000 or greater (revision C)
12 to 24 VDC ±10%
2-wire RS-485 only
2 for board status, 16 for relay
status, 2 for tamper/power fault
status
revision 7 —
303
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