Cable Connecting Procedures; Input/Output Terminal Block (Power Supply And Input/Output Wiring) - Mitsubishi Electric MELSEC-F FX3G Series User Manual

FX Series Programmable Controllers
3G
User's Manual - Hardware Edition
9.2

Cable Connecting Procedures

For cable connection, a terminal block or a connector is used. The cable connecting procedures are
explained below.
9.2.1

Input/output terminal block (power supply and input/output wiring)

For the main unit, FX
function blocks, an M3 or M3.5 screw terminal block is used.
1. Applicable products
Product type
Main unit
Input/output powered extension unit
Input/output extension block
Extension power supply unit
Special function block
FX Series terminal block
Power supply unit
2. Terminal block screw size and tightening torque
The size of the terminal screws for each product is shown below.
For the solderless terminals, refer to the following page.
Main unit
FX Series input/output powered extension units
2N
FX 2N Series input/output extension blocks
FX -1PSU-5V
3U
FX Series terminal block, FX
Special function block
Series input/output powered extension units/blocks and FX
2N
All models of FX
All models of FX
All models of FX
(except for the FX
FX 3U
Refer to the manual for each product.
All models
FX
2N
Product
-20PSU
2N
Refer to the manual for each product.
9 Preparation for Wiring and Power Supply Wiring Procedures
Model name
Series main units
3G
Series input/output powered extension units
2N
Series input/output extension blocks
2N
-16EX-C, FX -16EXL-C and FX
2N 2N
-1PSU-5V
-20PSU
Terminal screw
M3
M3.5
9.2 Cable Connecting Procedures
/FX Series special
2N 3U
-16EYT-C)
2N
Tightening torque
0.5 to 0.8 N•m
1
2
3
4
5
6
7
8
9
10
125