Precision Digital PD6300 - Manual (Page 23)

Model PD6300 Pulse Input Rate/Totalizer Instruction Manual
23
S- P-
2 1 3 5 4
P+ S+ COM
INPUT SIGNAL
V PNP NPN mV
LEVEL TYPE
NPN
SENSOR
4.7 k-ohm
Internal pull-up
+5 V
Figure 11: NPN open Collector Input
S- P-
2 1 3 5 4
P+ S+ COM
INPUT SIGNAL
V PNP NPN mV
LEVEL TYPE
PNP
SENSOR
4.7 k-ohm
Internal pull-down
Figure 12: PNP Sensor Powered by Internal Supply
S- P-
2 1 3 5 4
P+ S+ COM
INPUT SIGNAL
V PNP NPN mV
LEVEL TYPE
SWITCH
INPUT
4.7 k-ohm
Internal pull-up
+5 V
Figure 13: Switch Input Connections