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FX3S Series Programmable Controllers
User's Manual - Hardware Edition
1
Introduction
2
Features and
Part Names
3
Product
Introduction
4
Specifications
5
Version and
Peripheral
Devices
6
System
Configuration
7
Installation
8
Preparation and
Power Supply
Wiring
9
Input Wiring
10
High-Speed
Counters
8 Preparation for Wiring and Power Supply Wiring Procedures
8.2 Cable Connecting Procedures
8.2 Cable Connecting Procedures
The cable connecting procedures are explained below.
8.2.1 Terminal block [Main unit]
The terminal block of main unit is the M3 screw.
For the terminal block of a built-in analog input, refer to Chapter 11.
1. Terminal block screw size and tightening torque
The terminal block screw and tightening torque is shown below.
2. Wire end treatment
The solderless terminal size depends on the terminal screw size and wiring method.
- Use solderless terminals of the following size.
- Tighten the terminals to a torque of 0.5 to 0.8 N•m.
Do not tighten terminal screws with a torque outside the above-mentioned range. Failure to do so may
cause equipment failures or malfunctions.
• When one wire is connected to one terminal
<Reference>
• When two wires are connected to one terminal
<Reference>
Product Terminal screw Tightening torque
Main unit M3 0.5 to 0.8 N•m
Terminal Manufacturer Type No. Certification Pressure Bonding Tool
JAPAN SOLDERLESS TERMINAL
MFG CO LTD (JST)
FV1.25-B3A
UL Listed YA-1(JST)
FV2-MS3
Terminal Manufacturer Type No. Certification Pressure Bonding Tool
JAPAN SOLDERLESS TERMINAL
MFG CO LTD (JST)
FV1.25-B3A UL Listed YA-1(JST)
Terminal
Terminal
screw
Crimp
terminal
6.2 mm (0.24˝)
or less
3.2 (0.13˝)
6.2 mm (0.24˝)
or less
3.2 (0.13˝)
Terminal
Terminal
screw
Crimp
terminal
6.2 mm (0.24˝)
or less
3.2 (0.13˝)
6.3 mm (0.25˝)
or more
6.3 mm (0.25˝)
or more
6.2 mm (0.24˝)
or less
3.2 (0.13˝)