Omron NX-ID3343 User Manual page 267

Unit name Transistor Output Unit
Number of points 16 points
I/O refreshing method Switching Synchronous I/O refreshing and Free-Run refreshing
Indicators TS indicator, output indicator
Dimensions 12 (W) x 100 (H) x 71 (D)
Insulation resistance 20 MΩ min. between isolated circuits (at
100 VDC)
I/O power supply Supply from the NX bus
method
NX Unit power con- 0.70 W max.
sumption
Weight 70 g max.
Circuit layout
NX bus
connector
(left)
Installation orienta- Installation orientation: Possible in 6 orientations.
tion and restrictions
Restrictions: No restrictions
Terminal connection
diagram
24 VDC
Disconnec- Not supported.
tion/Short-circuit
detection
NX-series Digital I/O Unit User's Manual (W521)
I/O power supply +
I/O power supply −
Additional I/O I/O Power Supply
Power Supply Unit Connection Unit
A1 B1 A1
IOV IOV IOV IOV
IOV IOV
IOG IOG IOV IOV
IOV IOV
IOV IOV IOV IOV
IOV
IOV
IOG IOG IOV IOV
IOV IOV
A8 B8 A8
Model NX-OD5256
External connection Screwless clamping terminal block (16 ter-
terminals minals)
Internal I/O common PNP
Rated voltage 24 VDC
Operating load voltage 15 to 28.8 VDC
range
Maximum value of load 0.5 A/point, 4 A/NX Unit
current
Maximum inrush cur- 4.0 A/point, 10 ms max.
rent
Leakage current 0.1 mA max.
Residual voltage 1.5 V max.
ON/OFF response time 0.5 ms max./1.0 ms max.
Isolation method Photocoupler isolation
Dielectric strength 510 VAC between isolated circuits for 1
minute at a leakage current of 5 mA max.
Current capacity of I/O Without I/O power supply terminals
power supply terminal
Current consumption 40 mA max.
from I/O power supply
I/O Power Supply Transistor Output
Connection Unit Unit
NX-OD5256
B1 A1 B1 A1
OUT0 OUT1
IOG IOG
OUT3
OUT2
IOG IOG
IOG IOG OUT4 OUT5
IOG IOG OUT6 OUT7
IOG IOG OUT8 OUT9
IOG IOG OUT10 OUT11
OUT12
OUT13
IOG IOG
IOG OUT14 OUT15
IOG
B8 A8 B8 A8
Protective function With load short-circuit protection.
Appendices
OUT0 to OUT15 Terminal block
I/O power supply +
NX bus
connector
I/O power supply −
(right)
Two-wire type
B1
Three-wire type
B8
A - 37
A