SCANTECH ID (Champtek company) Discovery SG-20 - Manual (Page 34)

System Integration 26
2. Plug the cable coming from the back office system into the Host port of the
separator box.
3. Plug the secondary power supply connector into the powersupply port.
4. Plug the mains plug into an AC outlet.
IMPORTANT
Connect the separator box to a mains outlet which is on the same
circuit as the backoffice system. This prevents possible damage
due to differences in ground potential.
When the separator box is correctly installed, the power LED on the front is
illuminated.
4.1.3 Multipoint RS485 network configuration
In the Discovery RS-485 Network Configuration multiple units (max. 32) can be
linked to the POS Back Office system. The Scantech driver, together with the
network box, manages all data traffic on the network. The network cabling will
be supplied and installed by the Scantech Distributor. See Appendix A for the
cable specifications. For test and demo purposes a short RS-485 cable is
available at Scantech under P/N A351705.