Specifications

Section 4: Wiring
4-9
4.3 RS-485 INTERFACE
All digital readers* and keypads are connected to and controlled by the Alto 818 via the S-Net.
S-Net connection to the Alto 818 is through the RS-485 port.
Figure 4-7: RS-485 Interface Wiring for S-Net Devices and Tamper
* The DigiReaders may be used with the SE 818SC only. They are not supported by the SE
818SX.