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initial design capture for csm84 vacuum sensing board
[hw/csm84vacuum]
/
Notebook
1
2020.12.23
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- studying schematics
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- vacuum sensor board has 3 sensors with 3 states each (2 bits) output,
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all using 24V logic
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8-pin connector to the rest of the system
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1 24V
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2 head A bit 0
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3 head A bit 1
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4 head B bit 0
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5 head B bit 1
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6 head C bit 0
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7 head C bit 1
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8 GND
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- limit sensors seem to have 3-pin connectors .. these must be optical
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sensor modules or something and not just switches?
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1 24V
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2 output
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3 GND
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