Omron NX Series Manual page 11

NX-CSG/SL5/SI/SO
Safety Output Units NX-SOH200/SOD400
Unit name
Model
Number of safety output points
Internal I/O common
Maximum load current
Rated voltage
Number of safety slave
connections
I/O refreshing method
External connection terminals
Indicators
Safety output ON residual
voltage
Safety output OFF residual
voltage
Safety output leakage current
Dimensions
Isolation method
Insulation resistance
Dielectric strength
I/O power supply method
Current capacity of I/O power
supply terminals
NX Unit power consumption
Current consumption from I/O
power supply
Weight
Circuit layout
Terminal connection diagram
11
NX- SOH200
2 points
PNP (sourcing outputs)
2.0 A/point
4.0 A/Unit at 40°C
2.5 A/Unit at 55°C
The maximum load current depends on the installation
orientation and ambient temperature
24 VDC (20.4 to 28.8 VDC)
1
Free-Run refreshing
Screwless clamping terminal block (8 terminals)
TS indicator, FS indicator, output indicators (yellow), and
output error indicators (red)
1.2 V max. (Between IOV and all output terminals)
2 V max. (Between IOG and all output terminals)
0.1 mA max.
12 × 100 × 71 mm (W × H × D)
Photocoupler isolation
20 M min. between isolated circuits (at 100 VDC)
510 VAC for 1 min between isolated circuits, leakage current: 5 mA max.
Power supplied from the NX bus
IOG: 2 A max./terminal
• Connected to a CPU Unit or a Communication Control Unit
1.05 W max.
• Connected to a Communications Coupler Unit
0.70 W max.
40 mA max.
65 g max.
I/O power
Left-side NX
supply +
bus connector
I/O power
supply −
So0 and So1: Safety output terminals
IOG: I/O power supply 0 V
NX-SOH200
Safety
Output Unit
A1 B1
So0 So1
L L
IOG IOG
NC NC
NC NC
A8 B8
Refer to User's manual (Cat. No. Z395) for details.
Safety Output Unit
NX- SOD400
4 points
0.5 A/point and 2.0 A/Unit
TS indicator, FS indicator, output indicators (yellow), and
output error indicators (red)
IOG (A3 and B3): 2 A max./terminal
IOG (A7 and B7): 0.5 A max./terminal
• Connected to a CPU Unit or a Communication Control Unit
1.10 W max.
• Connected to a Communications Coupler Unit
0.75 W max.
60 mA max.
So0 to So1
Terminal block
IOG
I/O power I/O power
Right-side NX Left-side NX
supply + supply +
bus connector bus connector
I/O power I/O power
supply − supply −
So0 to So3: Safety output terminals
IOG: I/O power supply 0 V
NX-SOD400
Safety
Output Unit
A1
So0
IOG
So2
IOG
A8
Refer to User's manual (Cat. No. Z395) for details.
So0 to So3
Terminal block
IOG
I/O power
Right-side NX
supply +
bus connector
I/O power
supply −
B1
So1
L L
IOG
So3
IOG
B8