BECKHOFF EK1914 User Manual
Page 42
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Operation
40
EK1914
Diagnostics
Possible cause
Remedial actions
Diag 2 LED
800E:0E /
800E:0F set to:
10
Field potential too high.
Voltage on the power contacts too high.
Decrease Bus Coupler supply
voltage and reset error display
by power-on reset of the Bus
Coupler
Voltage briefly too high due to external
influences, such as switching contactors off.
Use an R/C or diode-based
protective circuit on the
actuators
EMC faults
Take suitable EMC measures
Internal defect
Exchange Bus Coupler
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