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Alarm.Com ADC-AC-ET20 Installation Manual
Alarm.Com ADC-AC-ET20 Installation Manual

Alarm.Com ADC-AC-ET20 Installation Manual

Single gang reader

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Single Gang Reader (ADC-AC-ET20) - Installation Guide
The Single Gang Reader (ADC-AC-ET20) offers a modern aesthetic and a state-of-the-art feature set. Standard
technologies include Proximity (125 kHz), NFC (13.56 MHz), and Bluetooth. The Single Gang Reader
is fully OSDP compliant and is enabled for Secure Channel. Additionally, the reader offers a patented feature
called OSDP Auto-Detect. The reader communicates OSDP and Wiegand over the same wires to automatically detect
and convert to OSDP Secure Channel protocol, eliminating the need to rewire or reconfigure the reader.
Mount the wall plate
Connect the wall plate to the single gang box using the provided #6 screws. Alternatively, the reader can be mounted
using the provided #4 screws in the four outer holes for other installation requirements. Drywall installations will require
molly bolts.
https://answers.alarm.com/Partner/Installation_and_Troubleshooting/Access_Control/Access_Control_Entry%2F%2FExit_De...
Updated: Mon, 08 Apr 2024 20:56:52 GMT
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Summary of Contents for Alarm.Com ADC-AC-ET20

  • Page 1 Single Gang Reader (ADC-AC-ET20) - Installation Guide The Single Gang Reader (ADC-AC-ET20) offers a modern aesthetic and a state-of-the-art feature set. Standard technologies include Proximity (125 kHz), NFC (13.56 MHz), and Bluetooth. The Single Gang Reader is fully OSDP compliant and is enabled for Secure Channel. Additionally, the reader offers a patented feature called OSDP Auto-Detect.
  • Page 2 Wire the reader Common Cable Connections Wire Color Function Power In Black Ground Shield Shield Ground Brown* Tamper Out Yellow* Beeper Control Blue* Green LED Control https://answers.alarm.com/Partner/Installation_and_Troubleshooting/Access_Control/Access_Control_Entry%2F%2FExit_De… Updated: Mon, 08 Apr 2024 20:56:52 GMT...
  • Page 3 Max Length to Panel Wiegand Length 200' (60 m) 300' 500' OSDP 9600 Baud Power 12 VDC Length 1000' 22 AWG Twisted Pair Current @ 12 V and 25 C Avg. mA Max. mA https://answers.alarm.com/Partner/Installation_and_Troubleshooting/Access_Control/Access_Control_Entry%2F%2FExit_De… Updated: Mon, 08 Apr 2024 20:56:52 GMT...
  • Page 4: Additional Information

    Set the reader for Wiegand or OSDP Note: Alarm.com readers are expected to ship in Weigand/Auto-Detect mode. Once a reader has been configured for OSDP using the Auto-Detect process, it will remain in OSDP until the reader is put back into Weigand/Auto-Detect mode.
  • Page 5 4. When the reader has fully restarted, the new configuration will be applied. Reader Startup Sequence Upon a power reset, the Alarm.com Readers provide a reset sequence using the LED indicator and the beeper, to https://answers.alarm.com/Partner/Installation_and_Troubleshooting/Access_Control/Access_Control_Entry%2F%2FExit_De… Updated: Mon, 08 Apr 2024 20:56:52 GMT...
  • Page 6: Auto Detect

    OSDP Auto-Detect Beep and Blink Red LED once for Beep and Blink Green LED twice for Beep and Blink Green LED 4 times 200 milliseconds 200 milliseconds each for 200 milliseconds each https://answers.alarm.com/Partner/Installation_and_Troubleshooting/Access_Control/Access_Control_Entry%2F%2FExit_De… Updated: Mon, 08 Apr 2024 20:56:52 GMT...