Omron NX-ID - Page 256

Appendices
A - 6
NX-series Digital I/O Unit User’s Manual (W521)
Relay Output Units (Screwless Clamping Terminal Block, 24 mm
Width)
Model
Num
ber
of
point
s
Relay type Maximum switching capacity
I/O refresh-
ing method
ON/OFF
response
time
Reference
NX-OC4633
8
point
s
N.O.
250 VAC/2A(cosφ=1),
250 VAC/2A(cosφ=0.4),
24 VDC/2A,
8 A/Unit
Free-Run
refreshing
15 ms
max./15 ms
max.
P. A - 8 0
DC Input/Transistor Output Units (MIL Connector, 30 mm Width)
Model
Number
of points
Internal I/O
common
Maximum
value of load
current
Rated volt-
age
I/O refresh-
ing method
ON/OFF
response
time
Refer-
ence
NX-MD6121-5
Outputs:
16 points
Inputs: 16
points
Outputs: NPN
Inputs: For
both
NPN/PNP
0.5 A/point, 2
A/Unit
Outputs: 12 to
24 VDC
Inputs: 24
VDC
Switching Syn-
chronous I/O
refreshing and
Free-Run
refreshing
Outputs: 0.1
ms max./0.8
ms max.
Inputs: 20 μs
max./400 μs
max.
P. A - 8 4
NX-MD6256-5
Outputs: PNP
Inputs: For
both
NPN/PNP
Outputs: 24
VDC
Inputs: 24
VDC
Outputs: 0.5
ms max./1.0
ms max.
Inputs: 20 μs
max./400 μs
max.
P. A - 8 8
DC Input/Transistor Output Units (Fujitsu Connector, 30 mm Width)
Model
Number
of points
Internal I/O
common
Maximum
value of load
current
Rated volt-
age
I/O refresh-
ing method
ON/OFF
response
time
Refer-
ence
NX-MD6121-6
Outputs:
16 points
Inputs:
16 points
Outputs:
NPN
Inputs: For
both
NPN/PNP
0.5 A/point, 2
A/Unit
Outputs: 12 to
24 VDC
Inputs: 24
VDC
Switching Syn-
chronous I/O
refreshing and
Free-Run
refreshing
Outputs: 0.1
ms max./0.8
ms max.
Inputs: 20 μs
max./400 μs
max.
P. A - 9 2