IAI America ERC2 User Manual

Page 48

3. Electrical Specifications

Signal

D-sub 9-pin, female

D-sub 9-pin

PC: Female

PLC: Male

[4] D-sub, 9-pin connector (RS232C)

A connection port with the PLC’s communication module. You can also connect a PC here. For the

communication cable, use a RS232C crossed cable as explained below.

[5] Mini DIN, 8-pin connector (RS485)

A connection port with the teaching pendant. For the communication cable, use the cable (with

RS232C/RS485 converter) supplied with the PC software (RCM-101-MW).

[6] PORT switch

A switch for enabling/disabling the mini-DIN connector. Set this switch to ON when a device is connected to

the mini-DIN connector, or OFF when no device is connected.

[7] Monitor LEDs

LED1 --- Lit when the controller is transmitting

LED2 --- Lit when the RS232 is transmitting

(Reference) Connection drawing of a RS232C crossed cable (generic brand)

SIO converter end