SensyMaster FMT430, FMT450 THERMAL MASS FLOWMETER | OI/FMT430/450-EN REV. B 131
Error messages
No Frontend Board detected.
Wrong connection. Defect
Frontend.
Communication error to frontend board (FEB) of the sensor.
frontend board found, frontend board defective.
For remote mount design: check signal cable connection between sensor and
transmitter.
Restart the device
Replace frontend board
Contact ABB Service
ADC Failure on Frontend
Board.
-converter error in frontend board (FEB) of the sensor.
EMC defects, frontend board defective
Check installation
Restart the device
Replace frontend board
Safety Alarm Curr.Out 31/32
current output 31 / 32 / Uco
Check electrical connection current output 31 / 32 / Uco
Contact ABB Service
Sensor failure or
disconnected.
Electrical connection of the sensor or the thermal measuring element is defective. Sensor
not connected, signal cable defective, sensor element defective.
For remote mount design: check signal cable connection between sensor and
transmitter.
Check thermal measuring element
failFrontend
Electronics error in frontend board (FEB) of the sensor.
EMC defects, frontend board defective
Check installation
Restart the device
Replace frontend board
Contact ABB Service
ation error to frontend board (FEB) of the sensor.
Electro magnetic interference.
For remote mount design: check signal cable connection between sensor and
transmitter.
Restart the device
error.
Communication error to current output 31
/ 32 / Uco.
Electro magnetic interference, faulty motherboard in transmitter.
Contact ABB Service
NV data defect. Data storage
irreparable.
Incompatible Frontend Board.
Incompatible frontend board.
The frontend board is not compatible with the motherboard in the transmitter.
Contact ABB Service
FEB voltages outside range.
Frontend board power supply defective. Frontend board defective.
Check power supply
Replace frontend board
MB voltages outside range.
Motherboard power supply defective Faulty motherboard.
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Contact ABB Service.