86
UMG 511
Possible error
Cause
Help
Metering range exceedance
(overload)
Voltage or current input out of
range (see chapter metering range
exceedance)
Check and correct the connection
if necessary.
Use suitable voltage or current
transformers
Read and program the current or
voltage transformer ratio on the
transformer.
The active power receipt/supply is
mixed up.
At least one current converter
connection is mixed up.
Check and correct the connection
if necessary.
A current path is allocated to the
wrong voltage path.
Check and correct the connection
if necessary.
No connection to the device.
RS485:
- Device address incorrect.
- Different bus speeds (Baudrate).
- Incorrect protocol.
- Termination is missing.
- Set the device address.
- Check and correct the speed
(baudrate)
- Select protocol.
- Connect the bus with terminal
resistance (120 Ohm).
Ethernet:
- IP address incorrect
- Set the IP address on the device
The device does not work despite
the above measures.
Defective device.
Send the device to the manufac-
turer with an exact description of
the fault.
Содержание UMG 511
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Страница 98: ...98 UMG 511 Dimensional drawings Cut out size 138 0 8 x 138 0 8 mm Back Patch cable ...
Страница 99: ...99 UMG 511 Side view View from below ...