Remote Digital Communications - Partlow MIC 2000 Installation And Operation Manual

P 18
AGE
FIGURE 2-11
Remote Digital Communications RS 485 Terminals 7 & 8
If the communications network continues on to other units, connect the shields together, but
not to the instrument. A terminating resistor should be installed at the terminals of the last
instrument in the loop. The shield should be grounded at the computer or the
convertor box, if used. See the Protocol Manual (Form 2878) for more details on the use of
the digital communications option.
DIGITAL COMMUNICATIONS
CONNECTIONS - TERMINALS 7 & 8
Output 2 cannot be DC Current
8
7
6
5
4
3
2
1
FROM HOST
COMPUTER
TO OTHER
INSTRUMENTS