Connection for Operating Multiple Units with a Controller
ADN-8118/8126
No.1
TERMINATE
REMOTE
OFF
IN
Computer
RS-422
cross cable
Use a commercially available RS-422 cross cable (impedance: 120 ohms)
for connecting the controller (computer, etc.) to the unit. Connections
between two units should be made with commercially available RS-422
straight cables (impedance: 120 ohms).
You can connect up to 8 units.
Note
Set the TERMINATE switch to ON only on the unit whose REMOTE
OUT connector is not used (in the illustration below, ADN-8118/8126
No. n).
ADN-8118/8126
No.2
TERMINATE
REMOTE
OFF
OUT
IN
RS-422
straight cable
ADN-8118/8126
No.n-1
TERMINATE
REMOTE
OFF
OUT
IN
RS-422
straight cable
ADN-8118/8126
No.n
ON
TERMINATE
REMOTE
OUT
IN
RS-422
straight cable
n = 1 to 8
(continued)
OUT
15
(GB)