Almost all industries require a factory siren or Automatic Siren System, this siren can be either manually operated or can be automatically programmed as per defined factory schedule. Automatic factory Siren has an advantage that once programmed they can operate automatically without any need of manual trigger. This helps in ringing at perfect timings without any need for manual staff. Automatic factory sirens have provision for weekly scheduled offs, scheduled lunch or tea breaks.
- In the output, we can drive upto 220 or 440 volts, 50 Hz AC Electric motor Siren
- Four pushbuttons are used to set the data and alarms, namely switch 1st is for increment, switch 2nd for decrements, switch 3rd for both programming and next (move cursor). And switch 4th for storing the data like (ok button) at each time when we altered the values.
- Three LEDs Red, Yellow and Green are used to indicate Power on, manual, and output respectively.
- 16×2 LCD for the display time and alarms.
- It has an Inbuilt Real Time Clock (DS1307) which tracks over the Real-Time and lithium 3v cell for the offline RTC storage.
Automatic School Bell System can be used with:
- Metal Gong Bells
- Electronic Buzzers / Bells
- Amplifier based systems.
Features of Automatic Timer
- 25-30 different types of settings can be done (per day)
- 4 Push Buttons for Time Settings with LCD Display & LED Indicators
- Simple operation & settings, no computers required to program or maintain the ringing schedule.
- No additional battery required to maintain the clock and stored program.