Hioki SW1001, Instruction Manual, Page: 60 / 164

56
Internal Circuit Configuration
PNP setting
Use ISO_COM for the common terminal for both the input and output signals.
PLC, etc.
Output
Common
Do not connect external power to one pin.
This device
3
ISO_5 V
1 SCAN
6
SCAN_RESET
4
CLOSE
8 ISO_COM
PLC, etc.
Input
Common
2 k
Ω
1 k
Ω
10
Ω
Zener voltage 30 V
Internal isolated common
(It is isolated from the ground for the device.)
PNP
EXT. I/O MODE
selector
Internal isolated
power supply
5 V
30 V max.
Electrical specifications
Input signal Input format Isolated non-voltage contact input using a photocoupler
(Compatible with sinking/sourcing current output)
Input ON Residual voltage 1 V (input ON current 4 mA (reference value))
Input OFF OPEN (interrupting current 100 µ A or less)
Output signal Output format Isolated open drain output using a photocoupler (non-polar)
Maximum load voltage 30 V DC max.
Maximum output current 50 mA/channel
Residual voltage 1 V or less (load current 50 mA)/0.5 V or less (load current 10
mA)
Internal
isolated power
supply
Output voltage Sinking output compatible: +4.2 V to +5.8 V
Sourcing output compatible: - 4.2 V to - 5.8 V
Maximum output current 100 mA
External power supply
input
None
Insulation Floating from the protective grounded potential and the
measurement circuit
Insulation rating Voltage between the module and ground: 50 V DC, 30 V AC
rms, 42.4 V AC peak or less