ABB Relion 620 Series Protocol Manual page 81

1MRS757645 B
620 series
Communication Protocol Manual
Parameter Values (range)
Transmitted exc A 0...2147483648
Transmitted exc B 0...2147483648
Checksum errors 0...2147483648
CnReject no sockets 0...2147483648
CnReject unregistered 0...2147483648
Modbus parameters and diagnostics
Description
Transmitted exception responses 1 and 2
Transmitted exception responses 3
Checksum errors detected
Connection rejections due to no free sockets
Connection rejections due to not registered client IP
Section 4
75