HF scientific AccUView UV %Transmission Monitor - Manual (Page 22)

7.3 Configuring the RS–485 Port
If the instrument is wired for this option, and the I/O selection is changed to 485, prompts
will appear for setting the baud rate and the address.
7.3.1 Setting the Baud rate
Select the correct baud rate (1200, 2400, 4800, 9600, or 19200) for operation of the I/O
port by pressing the
t or u buttons to change the displayed baud rate.
The factory setting is 9600 baud.
Press the
↵ button to continue on and select the desired instrument address using the t or
u buttons. Once the selection is satisfactory, press the ↵ button.
7.3.2 Setting the Address
The last selection is the address. This Address is important where multiple instruments are
wired on a single string. Each instrument MUST have a unique Address.
The factory setting is Address 1
To enable the Modbus mode, select ASCII or RTU. For more information refer to the
Modbus Manual. The manual is also available as a free download from our website at
www.hfscientific.com .
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