Starting Data Acquisition Operation on a 485 Network

To activate the SDI-12/ 485 output channels on the VibWire-108

1. Starting at






2. Select “Menu In”  button

3. Use the Up & Down Keys to select the option “SErAL”

“Analg C0d C1d C2d C3d C4d C5d C6d C7d” are the other options available

Once the “SErAL” output is selected the “Menu Out” key has to be pressed to confirm this option.

4. The VW-108 will return to the display




 

 and now the SDI-12/RS-485 port of  the instrument are now activated.

Instrument Identifier

Each instrument deployed on the RS-485 multi-drop network must have a unique instrument identifier set in order to identify specific instrument on the network. For the RS-485 network this identifier is 0-9 and a-z  
Earth, -RS485, +RS485 lines are connected in common to all units
RS-485 Serial Network Connections
pp9a78e108.jpg
RS485 -  Common to all instruments
RS485 +  Common to all instruments
Earth