Siemens Simatic S7-1500 - Page 61

Parameter data records
B.1 Parameter assignment and structure of the parameter data records
Analog Input Module AI 8xU/R/RTD/TC HF (6ES7531-7PF00-0AB0)
Manual, 09/2016, A5E36647959-AB
61
Codes for measuring types
The following table lists all measuring types of the analog input module along with their
codes. Enter these codes at byte 2 of the data record for the corresponding channel (see the
figure Structure of data record 0: Bytes 7 to 27).
Table B- 2 Code for the measuring type
Measurement type
Code
Deactivated
0000 0000
Voltage 0000 0001
Resistor, 4-wire connection *)
0000 0100
Resistor, 3-wire connection *) 0000 0101
Resistor, 2-wire connection
0000 0110
Thermal resistor linear, 4-wire connection
0000 0111
Thermal resistor linear, 3-wire connection
0000 1000
Thermal resistor linear, 2-wire connection
0000 1001
Thermocouple TC
0000 1010
*) Only for the following measuring ranges: 150 Ω, 300 Ω, 600 Ω, 6 kΩ
Codes for measuring ranges
The following table lists all measuring ranges of the analog input module along with their
codes. Enter these codes accordingly at byte 3 of the data record for the corresponding
channel (see the figure Structure of data record 0: Bytes 7 to 27).
Table B- 3 Code for the measuring range
Measuring range
Code
Voltage
±25 mV
±50 mV
±80 mV
±250 mV
±500 mV
±1 V
0000 0000
0000 0001
0000 0010
0000 0011
0000 0100
0000 0101
Resistor
150 Ω
300 Ω
600 Ω
6000 Ω
PTC
0000 0001
0000 0010
0000 0011
0000 0101
0000 1111