Bronkhorst Modbus slave interface Manual de usuario descargar pdf (Pagina 6)

BRONKHORST®

1.4 Short form start-up

All necessary settings for this module are already performed at Bronkhorst.

To follow next steps carefully is the quickest way to get this module operational in your own Modbus environment.

Instruments with combined RS232 / RS485 signal lines and no user interface automatically detect the

bus type at start-up.

Warning: this device uses a vendor specific pin layout on the RJ45 connector that differs from the

Modbus recommended pin layout.

START

Master

present

Set Slave address and

baud rate of instrument

Make sure your Modbus master has been installed to the system

Instruments will be delivered to customers on address 1 and with a baud rate of

19200 baud.

The easiest way to change the slave address is by use of the rotary

switches on the instrument. Also y

ou can use the FLOWFIX program to change Slave

address and baud rate via the RS232 connectio

n (it may be needed to restart the

instrument to apply the changes). Slave address and baud rate can also be changed

using the button (if present) on the instrument.

Connect instrument

Physically connect the instrument to the Modbus network.

Test

Test communication between your master and the instrument(s)

Ready

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Bronkhorst Modbus slave interface Manual de usuario Pagina 6