Troubleshooting Guide - Siemens SENTRON 7KM PAC2200 Product Manual

Service and maintenance

7.4 Troubleshooting guide

7.4 Troubleshooting guide
Remedies for the resolution of faults
Fault
Device is not working
Voltage or current measured values are not displayed
Voltage values are not plausible
Current values are not plausible
No communication
Power values are incorrect, although voltage and current
are correctly applied
Fault indication in the display menu:
kWh export
T1 + T2 kWh
SECONDARY
"MID VOID"
If the device fault cannot be remedied by the measures given above, the device is probably
defective.
More help can be found on the Internet.
Technical Assistance (https://www.siemens.com/lowvoltage/support-request)
If the device is defective, please proceed as follows:
● See chapter Warranty (Page 81), if the device has become defective within the warranty
period.
● If the device has become defective outside the warranty period, then the device must be
disposed of in accordance with local disposal regulations.
See also
Technical Assistance (https://www.siemens.com/lowvoltage/support-request)
80
Remedies
Check power supply
Check fuse
Check fuse
Check configuration (see Parameterizing the device
(Page 64))
If current transformer is available, check the settings and the
connection of the current transformer and correct if neces-
sary
Check the settings and the wiring of the current transformer
(if present) and correct if necessary
Check the communication settings (incorrect IP address,
incorrect subnet, incorrect Modbus TCP port or gateway?)
Check firewall, if present (possibly preventing communica-
tion to the Modbus ports)
Check voltages and currents of the phases (not properly
connected to one another)
Check the polarity of the current transformer, if present
The device is defective and cannot be repaired.
The device may no longer be used for billing.
Equipment Manual, 12/2019, L1V30415167B-03
PAC2200