SMC Networks PF3W3 Series Operation Manual page 21

Example of wiring for accumulated pulse output
NPN 2output type
PF3W30A
NPN + Analogue output type
PF3W30C/PF3W30D
NPN + External input type
PF3W30G
PNP 2 output type
PF3W30B
PNP + Analogue output type
PF3W30E/PF3W30F
PNP + External input type
PF3W30H
When accumulated pulse output is selected, the indicator light is turned off.
With the temperature sensor
The temperature sensor output is available at OUT2 only.
∗: The output at OUT2 can be selected between temperature and flow by setting.
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No.PF※※-OMN0012-I