Analog modules
6.10 Analog input module SM 331; AI 8 x TC; (6ES7331-7PF11-0AB0)
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ
399
Wiring: Thermocouple with internal compensation
With this kind of compensation, the module registers the temperature at the reference
junction in the connector.
Thermocouple with equalizing conductor up to front connector
Analog-to-Digital Converter (ADC)
External cold spot comparison
Figure 6-28 Wiring and block diagram
Technical specifications
Dimensions W x H x D (mm)
Supports parameter reassignment in RUN
Response of non-programmed inputs Return the process value which was valid before configu-
Supports isochronous mode
Cable length
• shielded
max. 100 m