SMC Networks PFMC7501 Operation Manual page 22

Example of wiring for accumulated pulse output
NPN (2 outputs) type
PFMC7 - -A -
NPN (1 output) + Analogue output type
PFMC7 - -C -
PFMC7 - -D -
NPN (1 output) + External input type
PFMC7 - -G -
PNP (2 outputs) type
PFMC7 - -B -
PNP (1 output) + Analogue output type
PFMC7 - -E -
PFMC7 - -F -
PNP (1 output) + External input type
PFMC7 - -H -
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No.PF※※-OMS0002-B