A - 43
Appendices
NX-series Digital I/O Unit User’s Manual (W521)
A-
1 Dat
a Shee
t
A
A-
1-3 D
igit
al Ou
tput Unit
s
Unit name
Transistor Output Unit
Model
NX-OD6256-5
Number of points
32 points
External connection
terminals
MIL connector (40 terminals)
I/O refreshing method
Switching Synchronous I/O refreshing and Free-Run refreshing
Indicators
TS indicator, output indicator
Internal I/O common
PNP
Rated voltage
24 VDC
Operating load voltage
range
20.4 to 28.8 VDC
Maximum value of load
current
0.5 A/point, 2 A/common, 4 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
0.5 ms max./1.0 ms max.
Dimensions
30 (W) x 100 (H) x 71 (D)
Isolation method
Photocoupler isolation
Insulation resistance
20 M
Ω
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
1.00 W max.
Current consumption
from I/O power supply
80 mA max.
Weight
95 g max.
Circuit layout
Installation orienta-
tion and restrictions
Installation orientation: Possible in 6 orientations.
Restrictions: No restrictions
OUT0
to OUT15
0V0
COM0 (+V)
COM0 (+V)
0V0
OUT16
to OUT31
0V1
COM1 (+V)
COM1 (+V)
0V1
I/O power
NX bus
connector
(left)
I/O power
supply
−
NX bus
connector
(right)
I/O power
I/O power
supply
−
Internal circuits
Short-circuit
protection
Short-circuit
protection
Connector
Summary of Contents for NX-IA3117
Page 34: ...Sections in this Manual 32 NX series Digital I O Unit User s Manual W521...
Page 52: ...1 Features and System Configuration 1 18 NX series Digital I O Unit User s Manual W521...
Page 56: ...2 Specifications 2 4 NX series Digital I O Unit User s Manual W521...
Page 152: ...5 I O Refreshing 5 36 NX series Digital I O Unit User s Manual W521...
Page 204: ...8 Digital Mixed I O Units 8 8 NX series Digital I O Unit User s Manual W521...
Page 224: ...9 Troubleshooting 9 20 NX series Digital I O Unit User s Manual W521...
Page 230: ...10 Inspection and Maintenance 10 6 NX series Digital I O Unit User s Manual W521...
Page 337: ...I 1 I NX series Digital I O Unit User s Manual W521 Index...
Page 340: ...I 4 NX series Digital I O Unit User s Manual W521 Index...