
Machine Automation Controller
NX1
11
Safety Input Units
Safety Output Units
Appearance
Specifications
Model
Number
of safety
input
points
Number
of test
output
points
Internal I/O
common
Rated
input
voltage
OMRON special
safety input devices
Number of
safety slave
connections
I/O
refreshing
method
Unit
version
4 points
2 points
Sinking inputs
(PNP)
24 VDC
Can be connected.
1
Free-Run
refreshing
Ver.1.1
NX-SIH400
8 points
2 points
Sinking inputs
(PNP)
24 VDC
Cannot be connected.
1
Free-Run
refreshing
Ver.1.0
NX-SID800
Appearance
Specifications
Model
Number
of safety
output
points
Internal
I/O common
Maximum load current
Rated
voltage
Number of
safety slave
connections
I/O
refreshing
method
Unit
version
2 points
Sourcing out-
puts
(PNP)
2.0 A/point, 4.0 A/Unit at 40°C, and 2.5
A/Unit at 55°C
The maximum load current depends on
the installation orientation and ambient
temperature.
24 VDC
1
Free-Run
refreshing
Ver.1.0
NX-SOH200
4 points
Sourcing out-
puts
(PNP)
0.5 A/point and 2.0 A/Unit
24 VDC
1
Free-Run
refreshing
Ver.1.0
NX-SOD400