Appendices
A - 12
NX-series System Units User’s Manual (W523)
IOV Terminal Type
I/O Power Supply Connection Unit (Screwless Clamping Terminal
Block, 12 mm Width)
Unit name
I/O Power Supply Connection Unit
Model
NX-PC0020
External connection ter-
minals
Screwless clamping terminal block (16 terminals)
Number of I/O power
supply terminals
IOV: 16 terminals
Current capacity of I/O
power supply terminal
4 A/terminal max.
Dimensions
12 (W) × 100 (H) × 71 (D)
Isolation method
No-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.
NX Unit power con-
sumption
• Connected to a CPU Unit
0.85 W max.
• Connected to a Communications Coupler Unit
0.45 W max.
Current consumption
from I/O power supply
No consumption
Weight
65 g max.
Circuit layout
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit
Possible in upright installation.
• Connected to a Communications Coupler Unit
Possible in 6 orientations.
Restrictions: No restrictions
NX bus
connector
(right)
NX bus
connector
(left)
NX Unit power
NX Unit power supply
−
I/O power
I/O power supply
−
NX Unit power
…
IOV
IOV
IOV
NX Unit power supply
−
I/O power
I/O power supply -
Internal circuits
Terminal block
Summary of Contents for Sysmac NX-TBX01
Page 7: ...5 CONTENTS NX series System Units User s Manual W523 ...
Page 34: ...Sections in this Manual 34 NX series System Units User s Manual W523 ...
Page 48: ...2 Specifications 2 4 NX series System Units User s Manual W523 ...
Page 116: ...4 Installation and Wiring 4 56 NX series System Units User s Manual W523 Unit ...
Page 136: ...6 Inspection and Maintenance 6 6 NX series System Units User s Manual W523 ...
Page 158: ...Appendices A 22 NX series System Units User s Manual W523 Installation Height 100 71 Unit mm ...
Page 166: ...Appendices A 30 NX series System Units User s Manual W523 ...
Page 167: ...I 1 I NX series System Units User s Manual W523 Index ...
Page 170: ...I 4 NX series System Units User s Manual W523 Index ...
Page 171: ......