Data in the Modbus registers
1-2
SIPROTEC Modbus - Bus mapping 7UM62
C53000-L1840-C009-03
1.1 Explanations
There are two standard mappings (Standard mapping 3-1 and Standard mapping
3-2) available for the SIPROTEC devices 7UM62 which differ in the offered data size.
Preconditions for use of the respective standard mapping are described in section
“Validity” (ref. to page ii)
Standard mapping
3-1
The Standard mapping 3-1 contains:
• Coil Status registers:
− 2 Double commands incl. 2 Double-point indications as checkback indication
− 18 Single commands incl. 18 Single-point indications as checkback indication
− 8 Single-point indications / Exception Flags
• Input Status registers:
− 129 Single-point indications
• Input registers
− 15 Measured values
• Holding registers
− System information
− Time synchronization
− 16 Single-point indications / Diagnostic Register
− 4 Metered measurands / Counters
− 1 Measured value in output direction (Cooling medium temperature)
− 12 Statistic values
− 12 Min/Max values of measured values
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