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・RS-485 is connected with host computer by interface converter (RS-232C / RS-485 signal level
converter, etc). This meter can connect 31 meters at most. Connect it with "+" (Non-inverted output)
and "-" (Inverted output) of the screw terminal.
・For RS-485, termination resistance is attached to meters connected in two sides of transmit line.
・Please use the cable of 2 wires with shielding wire, and attach to host computer in 1 point.
・Interface converter is sold in the market (SI-30 etc. made by LINE EYE Co., Ltd.), please buy in
addition.
"＋""－" SG
(1) (2) (3)
RS-232C
Converter
(SI-30 etc)
Host computer
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
Meter 1
Meter 2
1
2
3
Connect termination
4
resistance when short out.
5
6
7
8
9
10
Meter 31
82/118
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