Installation Instructions

Installation and connections Page 30/57

Installation and starting instructions

15) RS485 communication bus connections

SYCLOPE COOLTOUCH

has a RS485 communication port to connect it to a computer equipped with

a 485 port and a communication software to record the measurement values, alarms and different states

of the device.

a) Connection to a USB port on a computer

 Use a 3-wire cable.

 Pass the cable through a cable gland.

 Wire AA’ (n°3) of USB/485 converter to RS485 (A) (27).

 Wire BB’ (n°4) of USB/485 converter to RS485 (B) (28).

 Wire C (n°5) of USB/485 converter to PWR (C) (15)

 Tighten the cable gland to seal.

 Blue (Terminal n°3): AA’ RS485

 White (Terminal n°4): BB’ RS485

 Black (Terminal n°5): GND RS485

Configuration: All switches on "ON"

Respect the bus wiring.

A USB/RS485 converter is recommended to connect the SYCLOPE COOLTOUCH

to a

computer. Please refer to converter documentation to realize the connection.

Reference Name

INF1021 Converter USB => 485

Devices can be chained respecting the order of cables (Parallel wiring).