HONEYWELL UNITARY CONTROLLER - 230 VAC - INSTALLATION INSTRUCTIONS
35 31-00610-01
LED Interface
Fig. 32 LED Interface
Controller LED Status
Table 22 Controller Status LED
LED Status
Visual Mode
Green LED permanent ON Normal operation
Green LED blinks every 2 seconds Auto MAC
Green LED blinks every 0.2 seconds Firmware download
Yellow LED permanent ON No Valid Mac
Yellow LED blinks every 2 seconds Unacknowledged Alarm
Red LED permanent ON
Broken sensor
Short circuit
Red LED blinks every 0.2 seconds Communication error
Red, Green, Yellow LED blinks every 1
second
No application
BACnet
TM
RJ45 (IP) Model
BACnet
TM
MS/TP Model
BACnet
TM
T1L Model
STATUS LED
T1L LED
MODBUS LED
STATUS LED
SERVICE BUTTON LED
MS/TP LED
MODBUS LED
STATUS LED
SERVICE BUTTON LED
SERVICE PIN LED
SERVICE PIN LED
SERVICE PIN LED