General Instruction Manual
Troubleshooting
Malfunction of operation
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IM 01U10B00-00EN-R, 3rd edition, 2018-07-09
10 Troubleshooting
All error messages and error codes that may appear in operation are described in the
software instruction manual. Possible malfunctions that may occur during commissioning
are explained below and remedying them is explained. If you cannot remedy the malfunc-
tion using these explanations, contact the Yokogawa service center.
10.1 Malfunction of operation
Malfunction
Possible causes
Remedy
Display on
transmitter not
functioning
Power supply
disconnected
–
Ensure that the unit is connected to the
power supply, see
[
}
63]
Settings cannot be
made via IR switches
–
Check cable connections between
display and main board and connect
properly, if necessary.
Settings cannot
be made via IR
switches
Incorrect settings in
write-protect menu
item
–
Switch off write-protect menu item via
digital communication or hardware
switch.
Field communica-
tor is not detected
HART or Modbus DD
not installed on field
communicator
–
Save HART or Modbus DD file on field
communicator.
Field communicator
not connected
–
Connect field communicator with
Rotamass Total Insight, see software
instruction manual.
