Read and write data records
Use the following SFCs to read and write the data records:
● Read data record SFC 59 "RD_REC"
● Write data record: SFC 58 "WR_REC"
For more information about the SFCs, refer to the "System Software for S7-300/400 (
support.automation.siemens.com/WW/view/en/1214574
13.11
Parameters of the analog electronic modules
13.11.1
Parameters for analog electronics modules 4 AI I 2WIRE HART, 4 AI I 4WIRE
HART
Configuration with STEP 7 Version 5.3 Service Pack 1 or higher, and current HW update
For a description, refer to the online help for STEP 7.
Configuration with GSD file
For the 4 AI I 2WIRE HART und 4 AI I 4WIRE HART analog electronic module, there are
various configurations that you can select using the following entries in the hardware catalog
of the project engineering software:
● Configuration "4 AI I 2WIRE HART" and "4 AI I 4WIRE HART":
Analog values are output in S7 format.
● Configurations "4 AI I 4W+x" and "4 AI I 4W+x":
Analog values are output in S7 format. In addition, up to four IEEE tags (master or auxiliary
tag) are available in IEEE 754 format. You define the number of IEEE tags (1 to 4) in the
configuration data:
– ...4W+1
– ...4W+2
– ...4W+3
– ...4W+4
Analog electronic modules
13.11 Parameters of the analog electronic modules
ET 200iSP
Operating Instructions, 11/2017, A5E00247483-07
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