Omron NX Series User Manual page 138

Appendices
Unit name
Model
External connection ter-
minals
Power supply voltage
Maximum current of I/O
power supply
Current capacity of I/O
power supply terminal
Dimensions
Isolation method
Insulation resistance
Dielectric strength
NX Unit power con-
sumption
Current consumption
from I/O power supply
Weight
Circuit layout
Installation orientation
and restrictions
Terminal connection dia-
gram
Overload/low voltage
detection
Protective function
*1. Use a voltage that is appropriate for the I/O circuits of the NX Units and the connected external devices.
A - 8
Buy: www.ValinOnline.com | Phone 844-385-3099 | Email: CustomerService@valin.com
Additional I/O Power Supply Unit
NX-PF0730
Screwless clamping terminal block (8 terminals)
5 to 24 VDC (4.5 to 28.8 VDC)
10 A
• A1 and A3: 10 A max.
• A5, A7, B1, B3, B5 and B7: 4 A max.
12 (W) × 100 (H) × 71 (D)
No-isolation
20 MΩ min. between isolated circuits (at 100 VDC)
510 VAC between isolated circuits for 1 minute at a leakage current of 10 mA max.
0.45 W max.
10 mA max.
65 g max.
Terminal block
NX Unit power supply +
NX bus NX Unit power supply −
connector
(left) I/O power supply +
I/O power supply −
Installation orientation: Possible in 6 orientations.
Restrictions: No restrictions
Additional I/O
Power Supply Unit
NX-PF0730
A1
IOV
24 VDC
IOG
IOV
IOG
A8
Not supported.
Not supported.
*1
IOV
IOV
IOV
IOG
IOG
IOG
Internal circuits
I/O PWR Indicator
DC Input Unit
B1 A1
IOV 0
IOV
IOG IOG
2
IOV IOV IOV
IOG IOG
IOG
B8 A8
NX-series System Unit User's Manual (W523)
NX Unit power supply +
NX bus
NX Unit power supply −
connector
I/O power supply + (right)
I/O power supply −
Two-wire type
B1
1
IOV
IOG
Three-wire type
3
B8