Siemens SENTRON PAC2200CLP, Product Manual, Page: 121 / 130

Appendix
A.1 Modbus TCP
PAC2200CLP
Equipment Manual, 06/2021, L1V30820585B-02
119
File
(FC0x1
4)
Offset
address
Ad-
dress
FC0x03
FC0x04
Leng
th
Name Format Ac-
cess
91 147 32547 2 TS of month – 24 UNIX_TS (UTC) R
91 149 32549 2 Work portion Tariff 1 Float R
91 151 32551 2 Work portion Tariff 2 Float R
A.1.14 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
Load profile memory 0x00
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
Measuring channel 2: Active energy or active power export
Description Number Can be used on "
Data Log Identifier"
All events 0x00 0x01
Measuring channels 1 und 2 (average values
and cumulated values)
0x60 0x00
Measuring channel 1 (average values and
cumulated values)
0x61 0x00