FP0 HardwareExpansion I/O Units
3-12
Matsushita Electric Works (Europe) AG
3.3.4 Expansion Output Units
NPN Open Collector Type
When the load voltage and external power supply are the same
This example is when the values of the rated load voltage and external power supply
for driving the internal circuit are the same. In this set–up, there is only one power
supply.
FP0-E8YT/E16YT
Y20
(+)
Load
Load
Output side
Internal
circuit
Internal
circuit
Y2n
(–)
24V DC
(External power supply and
load voltage)