SiemensDigital Input module SM321
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How many modules can be mounted on the S7-300 rail?
How many modules can be mounted on the S7-300 rail next to this module?
SiemensDigital Input module SM321
Answers
Top answer
It cannot be said exactly, this information depends on many things. Depends on the:
- Mounting rail Lengths
- Module widths
- The dimensions of the holes required to secure the supports
In this table you can see the widths S7-300 rails:
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