Reader - SmartRelay AX Classic

WP version

In the WP version, the reader is supplied with a ready-to-use cable two metres long.

Reader connection

Wire colour

Controller connection

Signal

Earth (-)

Optional: for connecting an external power supply to the reader. Only required for external power supply.

Power supply: 9-32 VDC

White

Power supply +

Vin: connection to supply power (external or through controller).

Earth (-)

Green

Earth (-)

Earth: produces the common ground reference potential for the data lines.

Black (on reader side only)

Earth: single-sided connection for shielding on the reader side.

Data: RS-485 B

Brown

Data RS-485 B

RS-485: data line B

Data: RS-485 A

Yellow

Data RS-485 A

RS-485: data line A