Onicon System-10 MODBUS Manual do Utilizador descarregar pdf (Página 11)

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System-10-MOD Network Interface Installation Guide 05/14 - 0653-10 / 18321 Page 11

1.5 RS485 BAUD RATE, BIASING AND TERMINATION

1.5.1 Baud Rate

Every ONICON System-10 is individually programmed at the factory with application

specic data provided by the customer during the process of ordering the Btu meter. This

normally includes the Baud rate setting. If the Baud rate was provided, the Btu meter will

be congured to operate at the specied rate. The available Baud rate settings are listed in

the table below.

If the Baud rate setting was not provided to ONICON, the Btu meter will be congured

to 9600.

The Baud rate setting can be manually changed in the eld. The drawing and table

below show the Baud rate dipswitch settings.

BAUD Rate B1 B2 B3 B4

9600 OFF OFF OFF OFF

1200 ON OFF OFF OFF

2400 ON ON OFF OFF

4800 ON OFF ON OFF

9600 ON ON ON OFF

19200 ON OFF OFF ON

38400 ON ON OFF ON

57600 ON OFF ON ON

115200 ON ON ON ON

Baud Rate Dip Switches

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 34 35

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Onicon System-10 MODBUS Manual do Utilizador Página 11