ABB Relion REF615R - Default Chapter; Table of Contents

1MRS240173-IB B Section
REF615R 1
DPU2000R Modbus Point List Mitigation Manual
Table of contents
Section 1 Introduction........................................................................... 7
This manual.............................................................................................. 7
Intended audience.................................................................................... 7
Document revision history ........................................................................ 7
Related documentation ............................................................................ 7
Symbols and conventions ........................................................................ 8
Safety indication symbols.................................................................... 8
Section 2 Modbus point list mapping mitigations ................................. 9
Overview .................................................................................................. 9
Section 3 0x registers......................................................................... 11
Function Code 1 (Read coil status) ........................................................ 11
Logical output block (Single-bit data): ............................................... 11
Physical output block (Single-bit data) .............................................. 18
Logical output block (Double-bit data with momentary change
detection) .......................................................................................... 19
Physical output block (Double-bit data with momentary change
detection) .......................................................................................... 19
Section 4 1x Registers ....................................................................... 21
Function code 2 (Read input status) ...................................................... 21
Logical input block (single-bit data)................................................... 21
Physical input block (Single-bit data) ................................................ 24
Logical Input Block (Double-bit data with momentary change
detection) .......................................................................................... 25
Physical input block (Double-bit data with momentary change
detection) .......................................................................................... 26
Section 5 4x Registers ....................................................................... 27
Function Code 3 (Read holding register) ............................................... 27
User programmable register block (UDR)......................................... 27
Example of remapping a discrete signal to a UDR ...................... 27
Example of remapping an analog register to UDR ...................... 28
System Status/Configuration Block................................................... 30
RMS Load Current/Angular Values Block ......................................... 33
RMS Demand Current/Real and Reactive Power Values Block ....... 36
RMS Peak Demand Current/Real, Reactive Power Values and
Time Stamps Block ........................................................................... 37
RMS Minimum Demand Current/Real, Reactive Power Values
and Time Stamps .............................................................................. 38
Counters Block.................................................................................. 40