Siemens CIM Operating Manual page 69

Data transfer restrictions
The table below describes the range and local address restrictions for client connections.
Local address (CIM)
Address Type
IB
QB
MB
VB
IW
QW
MW
VW
Note
The address type is the combination of the process image name in UDM (Page 11) and data
type. For example, IB means bit in memory I.
The values should follow the rule: Local address + Data length ≤ Max value of Local address
type.
CIM
Operating Manual, 11/2022, A5E51250518-AC
Range
0.0 to 511.7
0.0 to 511.7
0.0 to 511.7
0.0 to 1023.7
0 to 510
0 to 510
0 to 510
0 to 1022
Web-based configuration
5.4 Web pages
Remote address (Modbus TCP com-
patible device)
Address Type
Coil
Discrete Input (DI)
Holding Register (HR)
Input Register (IR)
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