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Internal Circuitry
4.3 Internal Circuitry
COM
Input Circuit
Output Circuit
Input signals
Output signals
External device side
External device side
SM7860 side
SM7860 side
EXT_DC2
5 V DC to 24 V DC
24 V DC
Input Signals
Input method
Photocoupler-isolated input
Input voltage
Input voltage LOW: 0 V to 0.5 V, HIGH: 24 V±10%
Output Signals
Output method
Photocoupler-open collector output
Output voltage/
current
LOW < 0.5 V, HIGH > 5 V to 24 V (depends on external
voltage), Max. 5 mA
Summary of Contents for SM7860 Series
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