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Omron NX-OD5256 User Manual

Omron NX-OD5256
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Appendices
A - 38
NX-series Digital I/O Unit User’s Manual (W521)
Transistor Output Units (MIL Connector, 30 mm Width)
Unit name
Transistor Output Unit
Model
NX-OD5121-5
Number of points
16 points
External connection
terminals
MIL connector (20 terminals)
I/O refreshing method
Switching Synchronous I/O refreshing and Free-Run refreshing
Indicators
TS indicator, output indicator
Internal I/O common
NPN
Rated voltage
12 to 24 VDC
Operating load voltage
range
10.2 to 28.8 VDC
Maximum value of load
current
0.5 A/point, 2 A/NX Unit
Maximum inrush cur-
rent
4.0 A/point, 10 ms max.
Leakage current
0.1 mA max.
Residual voltage
1.5 V max.
ON/OFF response time
0.1 ms max./0.8 ms max.
Dimensions
30 (W) x 100 (H) x 71 (D)
Isolation method
Photocoupler isolation
Insulation resistance
20 M min. between isolated circuits (at
100 VDC)
Dielectric strength
510 VAC between isolated circuits for 1
minute at a leakage current of 5 mA max.
I/O power supply
method
Supply from external source
Current capacity of I/O
power supply terminal
Without I/O power supply terminals
NX Unit power con-
sumption
0.60 W max.
Current consumption
from I/O power supply
30 mA max.
Weight
80 g max.
Circuit layout
Installation orienta-
tion and restrictions
Installation orientation: Possible in 6 orientations.
Restrictions: No restrictions
Terminal connection
diagram
OUT0 to OUT15
COM
+V
+V
COM
I/O power
supply +
NX bus
connector
(left)
I/O power
supply
NX bus
connector
(right)
I/O power
supply +
I/O power
supply
Connector
Internal circuits
1
5
9
3
7
11
15
17
19
13
+V
OUT15
OUT13
COM
OUT14
OUT12
OUT10
OUT09
OUT08
OUT11
2
6
10
4
8
12
16
18
20
14
12 to
24 VDC
+V
OUT07
OUT05
COM
OUT06
OUT04
OUT02
OUT01
OUT00
OUT03
L L
L L
L L
L L
L L
L L
L L
L L
Connector
pin
Signal
name
Signal
name
• Be sure to wire both pins 3 and 4 (COM).
• Be sure to wire both pins 1 and 2 (+V).

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Omron NX-OD5256 Specifications

General IconGeneral
BrandOmron
ModelNX-OD5256
CategoryI/O Systems
LanguageEnglish

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