EVCO EVF328J9 - Manual (Page 56)

EVCO S.p.A. EVF 300 series | Installer manual ver. 1.1 | Code 144F300E114
Page 56 of 62
The following table illustrates the meaning of the EVUSBREC01 parts.
PART MEANING
1 USB port
2 RS-485 port
3 power supply
For further information, see the next paragraphs
18.3.3 Connecting the device
Operate as follows to connect the devices:
1. Cut the device power supply off.
2. Disconnect the EVUSBREC01 power supply.
3. Connect the device control module “+” clamp of the RS-485 port to the EVUSBREC01 “+” clamp of the RS-485 port.
4. Connect the device control module “-” clamp of the RS-485 port to the EVUSBREC01 “-” clamp of the RS-485 port.
5. Connect the device control module “shield” clamp of the RS-485 port to the EVUSBREC01 “shield” clamp of the
RS-485 port.
6. Connect the device power supply.
7. Connect the EVUSBREC01 power supply.
For further information, see the documentation relative to EVUSBREC01.