User Manual

OBID

classic-pro Installation ID CPR74

FEIG ELECTRONIC GmbH Page 8 of 20

CPR74-Manual M60610-

0e.docx

4. Installation and wiring

4.1. Connector X1, X2

The reader can be connected to a RS232-TTL interface and the power supply by using the multi-

pin connector X1. The multi-pin connector X2 provide the connection for the USB interface. The

device with SAM Sockets is a self-powered USB device which requires a separate power supply.

The following figure 4 and the table shows the assignment of the pins X1 (7pol.) and X2 (5pol.) Typ

“JST PH” RM 2 mm (horizontal).

Tab. 2 Assignment of the pins on X1 and X2

Pin-No.

Symbol ID CPR74

1 OUT1 Digital Output 1

2 OUT2 Digital Output 2

3 OUT3 Digital Output 3

4 GND*

5 RxD RS232-TTL

6 TxD RS232-TTL

7 VCC**

+ 5 V DC  5 %

Pin-No.

1 Shielding USB-Cable Shielding

2 GND*

3 USB-D PLUS

4 USB-D MINUS

5 VCC**

+ 5 V DC  5 %

* GND are connected internal directly

** VCC are connected internal directly. Feed-In VCC only at one pin! This is especially important if

the reader is connected to a USB port. Please take care!

Figure 3: Plug „JST PH“

Figure 4: ID CPR74 - plug and connections