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YPP6830 Pulse Input Rate/Totalizer
Instruction Manual
20
+3.0 V
100 kOhm
Internal Pullup
NPN
SENSOR
COM
RST
P+
S+
S-
INPUT LEVEL
mV
V
ISO
Figure 5. NPN Open Collector Input (NPN)
100 kOhm
Internal Pull-Down
PNP
SENSOR
Power
Supply
COM
RST
P+
S+
S-
INPUT LEVEL
mV
V
ISO
Figure 6. PNP Sensor with External Power (PNP)
+3.0 V
100 kOhm
Internal Pullup
SWITCH
CONTACT
COM
RST
P+
S+
S-
INPUT LEVEL
mV
V
ISO
Figure 7. Switch Contact Input (Reed)