Honeywell PRO4200 Series Installation Manual page 17

Table 3: LED Settings
Mode
Normal
Operation
In addition to the status LEDs, there are 16 additional LEDs on board for relay status.
When any relay is energized or ON, its corresponding status LED turns ON also. The
LED remains ON for as long as the relay is energized. The assignment for each relay
status LED is shown in the following table.
.
Table 4: Relay LEDs: 0-7
RELAY #
LED
Table 5: Relay LEDs: 8-15
RELAY #
LED
PRO4200 Output Module Installation Guide, Document 800-25697V1
LED D1 LED D2
FLASH
FLASH
0 1 2 3
D5 D6 D7 D8
8 9 10 11
D13 D14 D15 D16
Installing the PRO4200 Output Module
Description
This is the processor heartbeat LED. It
flashes once every second. A short ON
time (~20% duty cycle) indicates the
board is offline or has lost serial
communication with the Controller
board. A long ON time (~80% duty
cycle) indicates the board is online and
communicating with the Controller
board.
Flash when there is activity on its Serial
Port.
4 5 6
D9 D10 D11
12 13 14
D17 D18 D19
LED Operation
7
D12
15
D20
13