Title: Hardware Installation Guide.pdf
The reader communicates to the Intelligent System Controller (ISC) through one of two reader interface modules. The single or dual reader interface modules interprets the Wiegand communication (Data 1/Data 0 or Clock and Data) from the reader and sends the signal via RS-485 back to the ISC. The reader can be located up to 500 feet away from the reader interface module.revision 6 — 455LNL-2010W/2020W/2020W-NDK/NDKV2 Magnetic Card Access Reader98InstallationThis device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.98.1