6 INSTALLATION AND WIRING
6.1 Terminal Block
29
6
6
INSTALLATION AND WIRING
This chapter describes the installation and wiring of the temperature control module.
6.1
Terminal Block
Precautions
Tighten the terminal block screws within the following specified tightening torque range.
Undertightening can cause drop of the screw, short circuit, or malfunction. Overtightening can damage the screw and/or
module, resulting in drop, short circuit, or malfunction.
The following table shows the applicable solderless terminal installed to the terminal block. For wiring, use the wire applicable
to the following wire and mount with the applicable tightening torque. Use a UL-approved solderless terminal and tools
recommended by the manufacturer of the solderless terminal. The solderless terminal with an insulation sleeve cannot be
used.
Screw
Tightening torque range
Terminal screw (M3 screw)
0.42 to 0.58N
m
Terminal block mounting screw (M3.5 screw)
0.66 to 0.89N
m
Solderless terminal
Wire
Model
Applicable
tightening torque
Wire diameter
Type
Material
Temperature rating
R1.25-3
0.42 to 0.58N
m
22 to 18 AWG
Stranded wire
Copper wire
75
Содержание MELSEC iQ-R series
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