FP0 HardwareExpansion I/O Units
3-8
Matsushita Electric Works (Europe) AG
3.3.2 Transistor Output Type
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-E16T/E32T
X20
X2n
COM
Y20
(+)
(–)
Y2n
Load
Load
5.6kΩ
Internal
circuit
Input side
Output side
Internal
circuit
Internal
circuit
Internal
circuit
24V DC (External power supply and load voltage)
5.6kΩ
1kΩ
1kΩ
24V DC
(see notes)
Notes
Either positive or negative polarity is possible for the input
voltage supply.
The I/O number given above is the I/O number when the
expansion I/O unit is installed as the first expansion unit
(see page 7 - 4).