Installation Manual
Page 39 of 42
CIAS Elettronica S.r.l.
20MACIE0186 Ed. S001
SIOUX LIGHT
When the Sioux-CU must be located at long distance away from the sensors it is necessary to
use a distribution box to which the two sensor branches are connected, together with a cable
(each one), which carries the signals and power to/from the Sioux-CU.
The figure below shows the related block diagram.
With this solution the following cable is required:
-Cable between Sioux-CU and distribution box
Sioux CU line 1 or line 2
Junction Box
Terminal
Terminal function
Wires Colour
Junction Box Functions
1
Power supply 13.8 V
Green
Power supply 13.8 V
1
Power supply 13.8 V
White/Blue
Power supply 13.8 V
2
GND
White/Orange
GND
2
GND
Orange
GND
2
GND
White/Green
GND
2
GND
Blue
GND
3
RS485- High Line LH
Brown
RS485-Linea alta LH
4
RS485- Low Line LO
White/Brown
RS485-Linea bassa LO
5
Shield
Shield
Shield
REMARKS:
-
Connect White/Orange, Orange, White/Green, and Blue wires together to
terminal 2 (GND) of the Sioux CU terminal block.
-
Connect Green and White/Blue wires together to terminal 1 (Vcc) of the Sioux
CU terminal block.
