Festo FB13 - Page 185

4-input module NPN
negative
switching
negative
switching
4
1
Logic
identifi-
cation I
x
n.c.
PLC/I-PC
I
x
24 V ± 25 %
0 V
3: 0 V
4: Input I
x
2: n.c.
1: + 24 V
green LED Ix
ContactTwo-wire
sensor
Three-wire
sensor
2
3
Pin
Internal
structure
Pin
assignment
Circuitry
examples
Fig. A/7: Circuitry example: 4-input module NPN
VIFB13 - 03/05 Appendix A
A-16
9701 NH