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Bell Control Relay

Schedule Bell events for School Bells, Factory Horns, etc.

AR-2 Bell Control Relay.... $ 44.95   Quantity     

  • Two relays with SPDT contacts rated at 16 amp 250 volt AC
  • LED indicator lamps for each relay
  • Optically isolated RS-232 connection
  • Full technical support provided by on staff advisors
  • D-Sub connector (9 pin) for connection to RS-232 (or USB with optional cable), AR-2MF may be used for USB only connection
  • Terminal Block with rising cage clamp design (up to 12 AWG wire size)
  • Relays may be time scheduled using the SW-A Bell Control software for use as a school bell or shift change bell
  • Bell relay may be connected to USB or RS-232 using the AR-2, AR-2MF or AR-2S Bell relay or with the AR-8MF, AR-12MF Relay Interface
  • Bell relay may be connected to Ethernet, Wi-Fi, USB, RS-232 or RS-485 using the AR-8MF
  • Compatible with all versions of Windows including Vista, Windows 7, Windows 8 and Windows 10
  • Includes software for manual desktop control of relays or diagnostics
  • Source code examples included in Microsoft Visual Basic 6, Microsoft Visual Basic.Net, C#, Visual Studio, Microsoft ASP.NET, Assembly, C and others

AR-2 Description and Spec

AR-2 Technical Reference

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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

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