Festo FB16 Electronic Manual page 77

VIFB16 - 03/05
Input module 4 inputs
Socket
with one
digital
INPUT
input
Fig. 3/19: Digital PNP input modules (4/8 inputs)
0506b
3. Installation
Four or eight inputs are available on the input
modules of the valve terminal for user applica-
tions. The switching logic depends on the type
of input module:
Type of input module
INPUT
INPUT-N
Input module 8 inputs
Socket
with two
Green
digital
LED
inputs
Recommendation for 8-input modules:
Use the Festo duo-cable to connect
two sensors via one plug at low cost.
Switching logic
PNP (positive)
NPN (negative)
One
green
INPUT
LED per
digital
input
3-35