Evco EPV4TBR Hardware manual Manual de usuario descargar pdf (Pagina 8)

Evco S.p.A. Vtouch | Hardware manual ver. 1.01 | Code 114VTOUHWE01

page 8 of 22

3. ELECTRICAL CONNECTION

3.1. Electrical connection

Position micro-switch 4 on position ON to plug in the termination of the CAN port; micro-switches 1, 2 and 3 are reserved.

The following tables show the meaning of the connectors.

Connector 1: CAN port.

Terminal Meaning

1 ground

2 signal +

3 signal -

The maximum length of the connecting cables of the CAN port of the interface depends on the baud rate of the CAN communication, as

follows:

- 1,000 m (3,280 ft) with baud rate 20,000 baud

- 500 m (1,640 ft) with baud rate 50,000 baud

- 250 m (820 ft) with baud rate 125,000 baud

- 50 m (164 ft) with baud rate 500,000 baud.

Connect the CAN port of the interface using a twisted pair.

According to the default settings, the interface recognizes the baud rate automatically, on condition that it is one of the those mentioned above;

hereinafter one suggests setting the same baud rate of the others devices in the network.

Connector 2: power supply (not isolated 24 VAC or 20 ... 40 VDC or isolated 12-24 VAC or 15 ... 40 VDC, according to the model).

Terminal Meaning

4 power supply

5 power supply

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 21 22

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Evco EPV4TBR Hardware manual Manual de usuario Pagina 8