Appendices
A-1 NX Unit Power Supply and I/O Power
Supply Capacity
Each Unit that supplies NX Unit power or I/O power to the CPU Rack or Slave Terminal has different
restrictions on the installation orientation and maximum output capacity. This section describes the
restrictions on each Unit.
The Units shown in this section are only the ones with certain restrictions.
A-1-1
EtherCAT Coupler Unit
NX-ECC201/ECC202/ECC203
Item
NX Unit power supply capacity
Installation orientation and restric-
tions
A - 2
10 W max. (Refer to Installation orientation and restrictions for details.)
Installation orientation: Possible in 6 orientations.
Restrictions:
• For upright installation
NX Unit
For 10 W output, 40°C
power supply (W)
12
10
8
6
4
2
0
0
10
20
Ambient operating temperature (°C)
• For any installation other than upright
NX Unit
For 10 W output, 40°C
power supply (W)
12
10
8
6
4
2
0
0
10
20
Ambient operating temperature (°C)
Specification
For 8.5 W output, 55°C
30
40
45
50
55
60
For 6.0 W output, 55°C
30
40
45
50
55
60
NX-series Data Reference Manual (W525)