Automatic Lightning Risk Alert system

Automatic Lightning Risk Alert System

Indoor (General Office)

  • Receive lightning risk alert by ALRAS controller and personnel hand-phone.
  • Automatic activate strobe light and siren base on the received message alert date and time.
  • Automatic extend the activation if receive extension SMS.
  • Automatic cancel activation if received cancellation SMS.

Benefits of Automated Operation

  • Long-terms cost saving over the manual system by reducing man-power for manning the hand phone and Saving in management cost.
  • Reduce OM hassle to carry out his responsibility.
  • Reduce personnel work interruption.
  • Instant response to Alert compare to manual system.
  • More reliable, less human mistake.
  • Connect up to maximum 5 Strobe Light & 5 Siren.
  • Strobe light turn ON for the entire alert period.
  • Siren turn ON for duration is adjustable (0~10 seconds).
  • Daily start and stop response time adjustable.
  • Controller buzzer volume control.
  • LCD display: for in-coming SMS messages.
  • System using low voltage (DC24) - Intrinsically safe.

Automatic Lightning Warning System ( ALWS) via SMS alert link to NEA Lightning Website.

Vision Security Technologies Pte Ltd has been the pioneer company to market and installed Automatic Lightning warning system in MOE School since 2008.

This ALWS has a built in 3G/4G GSM modem to activate lightning alert message (SMS) send from our server link to NEA lightning@SG website when there is lightning at your area.

This lightning alert via NEA may be delay of around 5 to 10 mins due to NEA system processing.

The Automatic Lightning Warning System controller has following features.

  • 24 hours standby to receive SMS alert link to NEA Lightning @ SG
  • Automatic turn on Strobe Light & Siren upon message received
  • Automatic turn off Strobe Light upon cancellation message received
  • LCD 5.7” Touchscreen/ password protected/AUTO/MANUAL mode selection
  • IP 65 enclosure
  • Indicator light for Power, Strobe Light & Siren
  • Selectable manual ON/OFF switch for Strobe Light & Siren
  • Enable to mute Siren
  • Able to remotely test Strobe Light & Siren
  • For message forwarding up to 20 users handphone
  • Programmable daily operating hours
  • Programmable operating days (Monday-Friday/Saturday/Sunday) 
  • Programmable siren duration 0 to 99 seconds
  • Haze alert enable 
  • Built-in MCB
  • Built-in dry contact relay for other system connection
  • Daily auto self-check notification


  1. Require to subscribe of SIM card with Telco.
  2. Recurring monthly SMS forwarding charges from our server via SMS gateway.

* Click to view ALRAS_presentation