INTERFACE TO THE PC
All operations which can be done via the transmitter front panel are also possible by
means of an engineering tool via PC and interface adaptor.
The engineering tool with the relevant interface adaptor can be ordered separately.
Order number: Engineering tool + interface adaptor: MP25/10 :9408-800-25101
MAINTENANCE / PROBLEMS / TROUBLE SHOOTING
The unit is maintenance-free. The hints to be followed in case of trouble are:
w
Check mains (voltage, frequency and correct connections),
w
check, if all connections are correct,
w
check the correct function of the sensors and final elements,
w check the configuration words for required functions and
w check the adjusted parameters for required operation.
Check any problems according to the table given below.
w If no solution can be found, the transmitter must be shut down and replaced.
Problem
Solution
Faulty measurement value Delete input signal correction, re-correct
Press key D during approx. 15 seconds.
“9999” is displayed
Required parameter not existing Check configuration.
Relay flickering Increase hysteresis ; Check installation (cable run) -
check effects caused by external devices
Sensor break, although sensor o.k.
check if connection of terminal rows swapped.
Input signal correction is not possible .
Sensor break
Repair sensor break resp. lead
Cleaning
Housing and front can be cleaned by means of a dry, lint-free cloth. No use of solvents
or cleansing agents!
9408-800-25001 17
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