Softing Modbus mbGate PA User Manual page 36

Modbus Gateways - User Guide
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Holding Register This register represents the detected error state of the gateway
which can be used to determine the error conditions.
NOTE: Write access for this register is ignored.
HighByte: Location
HighByte / LowByte : Error state
The register content is provided in byte ordering big-endian.
Location:
State (Location local):
State (Location fieldbus):
State (Location PLC connection):
State (Location HA-System):
This register represents the detected error state of the redundant
Holding Register
gateway.
NOTE: Write access for this register is ignored. The content of this
register uses the same values as described for register Holding
register 9992.
0x01nn local
0x02nn fieldbus
0x03nn PLC connection
0x04nn HA-system
0x0101 wrong state detected
0x0102 memory allocation failed
0x0201 no peer partner
0x0202 one or more slaves leave data-exchange
0x0203 no slave detected at fieldbus
0x0204 configuration of fieldbus could not be loaded
0x0205 fieldbus operate
0x0206 fieldbus stop/clear
0x0207 fieldbus offline
0x0301 no connection to PLC established
0x0302 watchdog expired
0x0401 no peer partner
0x0402 versioning issue (RDL version)
0x0403 peer partners are not correctly assigned
0x0404 versioning issue (Baugruppentype)
0x0405 versioning issue (hardware revision)
0x0406 versioning issue (serial number)
0x0407 RDL livesign gap
0x0408 RDL livesign expired
Version EN-092019-1.21