Terminal Board (M3, M3.5; Terminal Screw Size; Termination - Mitsubishi MELSEC-F FX3U Series User Manual

FX /FX Series PLC User's Manual - Positioning Control Edition
3U 3UC
Built-in Positioning Function
3.1

Terminal Board (M3, M3.5)

A terminal board is adopted for the FX
some types), and FX
3.1.1

Terminal Screw Size

The terminal screw size of each product is shown in the following table. For details on the crimp-style
terminals, refer to Subsection 3.1.2.
FX Series main unit, FX
3U
unit, FX /FX Series input/output extension block
2N 0N
FX Series terminal block
3.1.2

Termination

The size of each crimp-style terminal depends on the size of the terminal screw and the wiring method.
Refer to the following description to select a crimp-style terminal of optimum size.
1. FX Series main unit,
3U
FX Series input/output powered extension unit, and FX
2N
block
• When one wire is connected to one terminal
6.2mm(0.24")
or less
6.2mm(0.24")
or less
• When two wires are connected to one terminal
6.2mm(0.24")
or less
6.2mm(0.24")
or less
2. FX Series terminal block
• When one wire is connected to one terminal
6.8mm(0.27")
or less
6.8mm(0.27")
or less
Series main unit, FX
3U
Series input/output extension block.
0N
Product
Series input/output powered extension
2N
φ 3.2(0.13")
φ 3.2(0.13")
φ 3.2(0.13")
6.3mm(0.25")
or more
φ 3.2(0.13")
6.3mm(0.25")
or more
φ 3.7(0.15")
φ 3.7(0.15")
3 Connection of Input/Output Lines and Tightening
3.1 Terminal Board (M3, M3.5)
Series input/output extension unit (excluding
2N
Terminal screw Tightening torque
M3
M3.5
Series input/output extension
0N
Terminal Crimp
screw terminal
Terminal Terminal
Terminal Crimp
screw terminal
Terminal
Terminal Crimp
screw terminal
Terminal Terminal
A
B
Apx.
0.5 to 0.8N m
•
B - 23