Rs 485 Communication - Hanna Instruments HI700 Series Instruction Manual

RS 485 COMMUNICATION

SPECIFICATIONS
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HI700222 and HI710222 are provided with an RS485 port.
RS485 standard is a digital transmission method that allows long lines connections.
Its current-loop system makes this standard suitable for data transmission in noisy
environments.
Data transmission from the instrument to the PC is possible with the HI92500 Windows
compatible application software offered by Hanna Instruments.
HI92500 offers a variety of features such as logging selected variables or plotting the
recorded data. It also has an on-line help feature to support you throughout the operation.
HI92500 makes it possible for you to use the powerful means of the most diffused
spreadsheet programs (Excel
sheet and open the file downloaded by HI92500. It is then possible to elaborate the
data with your software (e.g. graphics, statistical analysis).
To allow our users access to the latest version of Hanna Instruments PC compatible
software, we made the products available for download at http://software.hannainst.
com. Select the product code and click Download Now.
After download is complete, use the setup.exe file to install the software.
The RS485 standard is implemented in with the following characteristics:
Data rate:
Communication:
Line length:
Loads:
Internal termination:
Excel Copyright of "Microsoft Co."
©
Lotus 1-2-3 Copyright of "Lotus Co."
©
Windows registered Trademark of "Microsoft Co."
®
, Lotus 1-2-3 etc.). Simply run your favorite spread
© ©
up to 9600 bps
Bi-directional Half-Duplex
up to 1.2 Km typ. with 24AWG cable
up to 32 typ.
none
®