Manual

142

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9.2 Name and Function of Each Part of the SIO Converter

This is a converter unit conforming to RS485/232C.

[1] Power/emergency-stop terminal block (TB2)

EMG1, EMG2 Provide a contact output for the emergency-stop switch on the teaching pendant.

EMG1 and EMG2 connect to the emergency-stop switch on the teaching pendant

when the Port switch is ON, or are shorted when the PORT switch is OFF.

These terminals comprise an interlock with a safety circuit provided by the user.

24 V Positive side of the 24-V power supply (power supply for the teaching pendant and

conversion circuit)

0 V Negative side of the 24-V power supply

FG FG of the 24-V power supply

(Note) 0 V connects to pin 7 (GND) in the controller’s communication connector.

z Connection method

Use a connection cable satisfying the following specifications:

Item Specification

Applicable wire size

Single wire: 0.8 to 1.2 mm / Stranded: AWG size 20 to 18 (end is soldered)

Stripped wire length 10 mm

[2] Link-connection terminal block (TB1) [1] Power/emergency-stop terminal block (TB2)

[6] Monitor LEDs

[3] D-sub, 9-pin connector

[

]

Mini DIN, 8-

in connecto

[5] PORT switch

Used for continuity check

Insert a flathead screwdriver with a bit size of approx. 2.6 mm.

Connection cable