CARLO GAVAZZI WM4-96 - PROGRAMMING Instrukcja Użytkownika Pobierz pdf (Strona 54)

CARLO GAVAZZI

CONTROLS

SERIAL COMMUNICATION PROTOCOL

WM4-96

V1 R3

Page

7 MODEM MANAGEMENT

7.1 INTRODUCTION

WM4-96 can be connected to the fixed telephone network by means of analogue modems or to the

mobile telephone network by means of a GSM modem. The different possibilities are listed in the

following table:

WM4 interfacing capabilities

WM4 çè PC

WM4 çè Analogue Modem çè Fixed phone network çè Analogue Modem çè PC

WM4 çè GSM Modem çè Mobile phone network çè Mobile phone

7.2 VALIDATED MODEM

The following models of modem and relevant accessories have been tested and validated:

• 56K Faxmodem by U.S. Robotics (analogue modem);

• TC35 Terminal by Siemens (GSM modem, code SMTTC35Terminal).

Power supply for TC35T (code SMTALIM-M20T-TC35T).

Vehicular antenna SME (code XAT573/2)

Magnetic antenna SME (code XAT574)

The communication parameters (connection between WM4 and analogue or GSM modem) are the

following:

- Baud rate: 9600 bps

- No parity

- 1 stop bit.

7.3 CONNECTIONS

To connect WM4 with a PC 9-pole serial cables with “pin to pin” connections are to be used.

2 ç======è 2

RS232 (PC) 3 ç======è 3 RS232 (WM4-96)

5 ç======è 5

To connect WM4 with a modem 9-pole Null modem serial cables are to be used.

1, 6 ç======è 4

2 ç======è 3

RS232 (MODEM) 3 ç======è 2 RS232 (WM4-96)

4 ç======è 1, 6

5 ç======è 5

7 ç======è 8

8 ç======è 7

Gross Automation (877) 268-3700 · www.carlogavazzisales.com · [email protected]

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CARLO GAVAZZI WM4-96 - PROGRAMMING Instrukcja Użytkownika Strona 54