MASTERCALL MC-4044 SERIES 5 Manual de Instalação descarregar pdf (Página 11)

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Operator Manual for Mastercall MC-4044 Series 8 G99120A Issue 3 Page 9

PC RS232 COM 1 (Configured as DCE)

PIN DESCRIPTION

1 CD (Common to Modem)

2 RI (Common to Modem)

3 RXD (Data received by PC)

4 DTR (Common to Modem)

5 TXD (Data Transmitted by PC)

6 Ground

7 RTS (Common to Modem)

8 CTS (Common to Modem)

MODEM RS232 COM 2 (Configured as DCE)

PIN DESCRIPTION

1 CD (Common to PC)

2 RI (Common to PC)

3 RXD (Data received by Modem)

4 DTR (Common to PC)

5 TXD (Data Transmitted by Modem)

6 Ground

7 RTS (Common to PC)

8 CTS (Common to PC)

POWER

PIN DESCRIPTION

1, 2

12 → 48 Vdc, isolated,

polarity insensitive

1 2 ... 6 7 8 9 10 11 12 13 14 15

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MASTERCALL MC-4044 SERIES 5 Manual de Instalação Página 11