Operating instructions

Example for bar code scanner Page 8 of 12 Issued: 03/2002
4. The following steps have to be carried out
FNOTE: All items marked with an asterisk (*) are only to be carried out if a terminal is connected.
• Connecting the scanner to the PLC
• Supplying the scanner with voltage
• Setting the scanner parameters
• Setting the ARCNET addresses at the terminal and the basic unit
*
• Supplying the basic unit with 24 V DC (power supply unit) and switching it on
• Supplying the terminal with 24 V DC (power supply unit) and switching it on
*
• Connecting the ARCNET cable between PLC and terminal *
• Connecting the programming cable VB30 to the terminal MT45 (X2) and the PC *
• Copying the example program for the terminal *
• Connecting the programming cable 07 SK 90 to COM1 of the basic unit and to the PC
• Copying the example program for the basic unit
• Testing the program
4.1. Connecting the scanner to the PLC
First connect the scanner to the PLC. For this purpose an adapter with the following pin assignment has to be
prepared.
This adapter has to be connected to COM2 of the PLC and to the serial connection of the scanner cable. The
scanner cable is permanently mounted to the scanner.
4.2. Supplying the scanner with voltage
The scanner is delivered with a power supply unit (5 V DC) incl. a connector. First connect the power supply unit
to the scanner (insert the cable with the 5 V connector from the power supply unit to the socket of the scanner
cable). Refer to Metrologic "Installation and User’s Guide".
Then plug the mains connector into the socket. After the scanner is initialized, the green LED is on, indicating
that the device is ready for scanning.