Epson C8230 Especificações descarregar pdf (Página 24)

RECOMMENDED CIRCUIT CONNECTIONS

Recommended line driver and line receiver for RS-232D

signal level settings. (As viewed from the host computer.)

Figure 4. RS-232D

Line Receiver

Serial Interface Card

Recommended line interface circuit for 20mA Current

Loop signal level settings. (As viewed from the host

computer.)

Figure 5. Current Loop

Note

The value of "R" should be selected so that the loop

current is set between 10 and 20 mA. The "+v" should

be 3V to 24V.

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Epson C8230 Especificações Página 24