Sensoray 2444 Manual do Utilizador descarregar pdf (Página 17)

Table 2. Configuration switches.

Switch Function

1 Off Output driver 120 Ohm termination off

On Output driver 120 Ohm termination on

2 Off Input driver 120 Ohm termination off

On Input driver 120 Ohm termination on

3 Off RS-422

On RS-485

4 Off RS-422

On RS-485

5 Reserved Must be in “Off” position.

6 Reserved Must be in “On” position.

Note. Switches 3 and 4 must be either both “Off” (RS-422), or both “On” (RS-485).

Software configuration

The serial communication interface operates with the following settings:

• baud rate – 9600;

• data bits – 8;

• stop bits – 1;

• parity – none.

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Sensoray 2444 Manual do Utilizador Página 17