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Appendix G
–
Modbus Communications
32
Bit 4 "1" = Failed Display Driver
40009
Phase Status
Bit 0 "1" = Some other bit is '1'
Bit 1 "1" = Left phase disabled
Bit 2 "1" = Center phase disabled
Bit 3 "1" = Right phase disabled
Bit 4 "1" = Left phase has a Failed Sensor
Bit 5 "1" = Center phase has a Failed Sensor
Bit 6 "1" = Right phase has a Failed Sensor
Bit 7 "1" = Fan Exerciser is disabled
NOTE: Since all sensors are normally enabled,
This register will normally be 0000H.
40010
Fan set point
40011
Alarm set point
40012
Trip set point
Setpoints and switching differentials are 8-bit data
40013
Fan switching differential (hysteresis)
in the low-order byte.
40014
Alarm switching differential (hysteresis)
40015
Trip Switching differential (hysteresis)
40016
Fan Exerciser interval
1 to 720 hours (up to 30 Days)
40017
Fan Exerciser run time
1 to 120 minutes
40018
Time since last Fan Exercise
1 to 720 hours (up to 30 Days)
40019
Firmware Version
40020
Auxiliary Relay 4 set point
40021
Auxiliary Relay 5 set point
Setpoints and switching differentials are 8-bit data
40022
Auxiliary Relay 4 switching differential (hysteresis)
in the low-order byte.
40023
Auxiliary Relay 5 switching differential (hysteresis)
48188
Device I.D.
15060D (15060 - 15069 reserved for ITM
Modbus
Register
Data Sent To Addressed Register
Comments
40050
Set Manual Fan Function ON/OFF
0001 turns Fan ON, 0000 sets Fan to AUTO
40051
Reset Max stored temperature
0001 sets max temp stored to current max temp.
40052
Reset Unit
0001 resets the unit.
40053
Buzzer Control
0001 turns ON Buzzer, 0000 turns Buzzer OFF
