Analog modules
6.4 Analog input module SM 331; AI 8 x 16 Bit; (6ES7331-7NF10-0AB0)
S7-300 Automation System Module data
6-22 Manual, 08/2006, A5E00105505-04
6.4.1 Measuring methods and ranges
Introduction
Use the "measuring method" parameter in
STEP 7
to set the measuring method and
measuring range.
Table 6-9 Measuring methods and ranges
Selected measuring method Output range
V voltage: ± 5 V, from 1 V to 5 V, ± 10 V
Current (4-wire transducer)
4DMU
0 mA bis 20 mA
4 mA bis 20 mA
± 20 mA
Channel groups
The channels of SM 331; AI 8 x 16 bits are arranged in four groups of two channels. You
always assign parameters to a group. The interrupt limits form the exception.
The table below shows the relevant configuration of channel groups. You will need the
channel group number to set the SFC parameters in the user program.
Table 6-10 Assignment of SM 331; AI 8 x 16 Bit channels to channel groups
Channels ... ...form one channel group each
Channel 0
Channel 1
Channel group 0
Channel 2
Channel 3
Channel group 1
Channel 4
Channel 5
Channel group 2
Channel 6
Channel 7
Channel group 3
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