Table of Contents
Example of Mounting N-IO Nodes (Non-Intrinsic Safety Barrier) in a Cabinet
l
(For field wiring via terminal board)
Temperature conditions
In this example, the ambient temperature is assumed to be the followings.
Cabinet ambient temperature
*1:
The cabinet ambient temperature is 40 °C or less, when the temperature option (-40 to 70 °C) of NIU and IOBP is not specified.
Maximum numbers of units that can be mounted in case of this example
Heat-generating devices other than the above shall not be mounted in the cabinet.
Mounting surface of
cabinet
Mounting surface
of external power
supply
Non-mounting
surface of external
power supply
*1:
Specify the temperature environment option (-40 to 70 °C).
*2:
It is subject to use of wall-mount type IOBP.
Mounting conditions
• The NIU shall be mounted with a 100-mm or more space from the cabinet ceiling.
• A 1-unit (=44.45 mm) or more space shall be provided between NIU and IOBP.
• When using a DIN rail, be sure to install a DIN rail on the mounting plate. Fixing at the both
ends of a DIN rail and not fixing at the middle.
• Suitable length of signal cables and power cables should be used.
2. Transportation, Storage and Installation
50 °C or less (*1)
Type
Model
NIU
A2NN30D (*1)
IOBP
A2BN3D (*1)
NIU
A2NN30D (*1)
IOBP
A2BN3D (*1)
Number of units that can be mounted per side (*2)
Up to 3
Up to 15 (3 rows x 5 shelves)
Up to 3
Up to 18 (3 rows x 6 shelves)
2-44
TI 33J01J10-01EN
Mar. 29, 2019-00
- Quick Links:
- Safety Precautions
- Control Room Design
Hide quick links:
Table of Contents
