Installation Of Main Unit; Installation Of Input/Output Powered Extension Unit/Block And Special Function Block - Mitsubishi Electric MELSEC-F FX3G Series User Manual

FX Series Programmable Controllers
3G
User's Manual - Hardware Edition
8.5.3

Installation of main unit

Mount the special adapters and connector conversion adapter (FX
installing the unit in the enclosure.
1
Make mounting holes in the mounting surface
according to the external dimensions diagram.
2
Fit the main unit (A in the right figure) based on
the holes, and secure it with M4 screws (B in the
right figure).
The positions and number of screws depend on the product.
Refer to the external dimensions diagram.
→ For the external dimensions, refer to Section 4.6.
8.5.4

Installation of input/output powered extension unit/block and special function block

1
Make mounting holes in the mounting surface
according to the external dimensions diagram.
2
Push in the DIN rail mounting hook (A in the right
figure) of the input/output extension block.
If the DIN rail mounting hook is not pushed in, the screw hole is
covered, and the block cannot be mounted.
For input/output powered extension units, 8-point type input/
output extension blocks (except for the FX
and special function blocks, this operation is unnecessary.
3
Fit the input/output extension block (B in the
right figure) based on the holes, and secure it
with M4 screws (C in the right figure).
The positions and number of screws depend on the product.
Refer to the external dimensions diagram.
→ For the external dimensions of the special function
114
→ For the connection procedure, refer to Subsection 8.6.3, Subsection 8.6.4.
→ For the external dimensions of the input/output
powered extension unit, refer to Chapter 15.
→ For the external dimensions of the input/output
extension block, refer to Chapter 16.
blocks, refer to Chapter 18.
8.5 Procedures for Installing Directly (with M4 Screws)
-CNV-ADP) on the main unit before
3G
-8EYR-S-ES/UL)
2N
8 Installation In Enclosure
B
A
B
Rear panel Rear panel
A
2
C
B
C