Error With Modbus Tcp Connection; Error With Firmware Update - Siemens Sentron 7KN POWERCENTER 1000 Manual

9.2

Error with Modbus TCP connection

Fault description
Devices not reachable
Data point provides incorrect value
Parameters cannot be modified
9.3

Error with firmware update

Fault description
Update not possible
Update runs into a timeout
Circuit protection devices with communication and metering function
System Manual, 06/2021, L1V30827018B-01
Solutions
• Check power supply (communication only possible if the device is supplied
with power. If necessary, the device has tripped)
• Check the correct device address
• Check the correct register
• Check the correct device address and register of the desired device (each
terminal device does not support each data point)
• Check whether the start address of the register has been decremented by -
1 for readout
• Check the correct function code
• Check the value range
Solutions
• Check the power supply
• Check the error-free communication
• Check the correct firmware version (this must be higher than the current
one)
• Check the correct device type
• Restart firmware update
• Restart update
9.2 Error with Modbus TCP connection
FAQs
85