Siemens Simatic S7-300 - Page 253

Analog modules
6.4 Analog input module SM 331; AI 8 x 16 Bit; (6ES7331-7NF10-0AB0)
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04
6-19
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Figure 6-4 Wiring and block diagrams
① 2-wire transducer
② 4-wire transducer
③ Potential compensation
Technical data
Technical data
Dimensions and weight
Dimensions W x H x D (mm) 40 x 125 x 117
Weight approx. 272 g
Module-specific data
Isochronous mode supported No
Number of inputs 8
Cable length
• shielded
max. 200 m
Voltages, currents, electrical potentials
Rated electronics supply voltage L + 24 VDC
• Reverse polarity protection
Yes