ACURA’sRX210 User Manual Page 9 of 353 Hardware Configurations.ACURA’s recommend the following configuration methodsSingle reader for Demo PurposesThe L-A210 when used as a standalone unit can draw power over the USBUSB leadL-A210Reader Network USB Host to RS485The IPSU supports USB, RS232 and RS485 allowing it power up to 8 readers overRS485* Dependent on cable lengths.In order to power longer cable runs with more readers an IPSU can be added in lineto provide extra power or individual readers can be powered through their 2.5mmJack plugs.USB lead Cat 5 PatchIPSU RS485 L-A210 L-A210Reader Network USB Host to RS485 with L-A211An L-A211 can be deployed on its own or on the end of a network of L-A210’sUSB lead Cat 5 PatchIPSU RS485 L-A210 L-A211