Relay Interface Analog to Digital Status Input Support Contact Us EECI Home Page View Cart

AR-2S Relay Interface

Digital Inputs with Relay Interface to RS-232

AR-2S Relay Interface............$ 49.95 Quantity  

ACCESSORIES
Click the add button to add accessories, then click BUY

PS-GP-1 Wall Adapter............$ 9.95 Quantity  

CC-DE9SAR2 Cable 9 pin RS-232$ 8.95 Quantity  

CO-USB Cable with Driver CD..$ 18.95 Quantity  



AR-2 Android Relay Control App

View Additional Accessories



  • Two relays with SPDT contacts rated at 12 amp 240 volt AC
  • LED indicator lamps for each relay
  • Two optically isolated digital inputs
  • D-Sub connector (9 pin) for connection to RS-232 (or USB with optional cable)
  • Terminal Block with rising cage clamp design (up to 12 AWG wire size)
  • Relays may be time scheduled using the SW-A Load Programmer software for 7 day time control of relays
  • Relays may be used to ring a School Bell or Shift Change Bell using the AR-2 Bell Control software
  • Relays may be used to lock and unlock or open and close gates on a time schedule using the AR-2 Lock Controller software
  • Inputs may be used as a Security System interface that can be used to send a text message or email to a remote computer, cell phone or mobile device when an alarm is detected.
  • Includes SMS Text Message Event Notification software for your Smartphone, Tablet, Laptop or Desktop PC
  • Compatible with all versions of Windows including XP, Vista, Windows 7, Windows 8.1, Windows 10 and Windows 11
  • Open Source - Source code examples included in Microsoft Visual Basic 6, Microsoft Visual Basic.Net, VB 2008, VB 2010, Microsoft ASP.Net, Assembly, C# and others
  • Includes CD with Technical Reference, Test software, Source code examples and Security System interfacing software.
  • Android Compatible - Use with your Android tablet or phone - connects directly to USB port or controllable over network (LAN, Wi-Fi, Internet or Mobile network)
  • Connect your AR-2 Relay Interface to your Android tablet or phone's USB port! Click the Android for more info about the free Android Apps...

2 Channel USB Relay for Android

AR-2S Description and Spec

AR-2S Technical Reference

AR-2S Software Download

AR-2S Remote Desktop Control

View All Relay Products


Electronic Energy Control, Inc.
14960 Maple Ridge Rd
Milford Center OH 43045-9016

TOLL FREE (24 hour order line)
(800) 842-7714

Technical Support (937) 349-6000
Internet Email cst@eeci.com

Copyright ©1996 - 2024 Electronic Energy Control, Inc.
All Rights Reserved
Document End