6 INSTALLATION AND WIRING
6.9 Wiring of I/O Module and External Device
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6
Wiring of screw terminal block
Tightening torque
Tighten the terminal screw within the following tightening torque range.
Tightening the screws too much may damage the I/O module case.
Wire to be used
The following table describes the wire to be connected to the screw terminal block.
Applicable solderless terminal
The following table lists the applicable solderless terminal.
Installing or removing the terminal block
■Removal procedure
When the terminal block mounting screws (two points) are loosened, the two-piece terminal block can be removed.
■Installation procedure
1. Install the two-piece terminal block.
2. Tighten the terminal block mounting screws.
Signal name and wiring
For the signal names of the terminal block and wiring of the external device, refer to the specifications of each module. (
Page 22 Performance Specifications)
Incorrect wiring can cause malfunction of or damage on the module.
Screw type Tightening torque range
Terminal screw (M3 5.2 screw) 0.43 to 0.57Nm
Terminal block mounting screw (M3.5 screw) 0.68 to 0.92Nm
Diameter Type Material Temperature rating
22 to 14 AWG Stranded Copper 75 or more
Model Applicable wire size Contact
RAA1.25-3 0.3 to 1.25
V2-MS3 1.25 to 2.0 J.S.T.MFG.CO.,LTD.
TGV2-3N 1.25 to 2.0 NICHIFU Co., Ltd.
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