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Siemens SENTRON PAC3200T User Manual

Siemens SENTRON PAC3200T
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Appendix
A.1 Modbus TCP
116 Equipment Manual, 09/2022, L1V30415168B-03
A.1.6 Structure - Digital input status and digital output status with the function
codes 0x03 and 0x04
The following are available via Modbus:
"Status of the digital input"
"Status of the digital output"
Input status and output status of the PAC3200T
Table A- 4 Structure - Status of the digital inputs and outputs, Modbus offset 207 and 209
Name
Length
Status
Byte
Bit
Bit mask
Access
Status: Digital output
32 bits
DO
3
0
0x00000001
R
Status: Digital input
32 bits
DI
3
0
0x00000001
R
A.1.7 User-defined Modbus function code 0x64
Function code 0x64 was defined in order to make it possible to read historical data, such as
the load profile or events stored in a logbook, out of a PAC device via Modbus.
Structure of request frame
7 bytes
1 byte
1 byte
1 byte
5 bytes
MBAP Header
Function code
0x64
Data Log Identifier
Data Identifier
Advanced Data
Identifiers
The "data log identifier" is defined system-wide for all PAC devices. The data memory which is
to be read out of the PAC device can be selected using this identifier. The "data identifier" and
the "advanced data identifier" determine which data from the selected data memory are sent
in the response data records.
Definition "Data Log Identifier"
Description
Number
Daily profile memory
0x04
Monthly profile memory
0x05
Annual profile memory
0x06
Logbook (event memory)
0x01
Definition "Data Identifier"
The "data identifier" determines which collection of measured values (or events) are sent in
the data records of the response frame.
Measuring channel 1: Active energy or active power import

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Siemens SENTRON PAC3200T Specifications

General IconGeneral
BrandSiemens
ModelSENTRON PAC3200T
CategoryMeasuring Instruments
LanguageEnglish

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