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Micro Controls

School Bell Timer with Audio Output

School Bell Timer with Audio Output
Price : ₹ 5,300.00 / Piece(s)
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Product Details

Display 16 x 2 backlit LCD display panel.
Keyboard 5 x 1 Tactile keyboard
Time Base TCXO based RTC ( Real Time Chip) for very high timing accuracy.
Output Relay 15 Amps@ 240 VAC, resistive load.
Usage Used for Electric Bell in SBELL 8011, and used for Amplifier Control in SBELL 8012.
Memory Backup Batteryless memory
Life Span 30 Years.
Real Time Backup Lithium Cell Cr2032 (for Time Keeping Only)
Manual Operation Through push button on front panel.
Temperature Operating 0 – 50 deg C.
Storage 70 deg C
Enclosure & Mounting Metallic, Wall Mounting.
Dimensions 125(H) x 130(W) x 70(D) mm ( Can change for newer designs)
Input Supply 230/240 VAC, 50 Hz.
Price Model SBELL 8012 controller Rs. 5300-00 each, + 18% GST.

Additional Information

Product Code SBELL 8012

Features :

  • Very simple to Install, and User Friendly Programming
  • 16 x 2  character, wide angle, alphanumeric backlit lcd display panel,     
  • Weekly programmable alarm (bell) setpoints.
  • 30 user programmable holidays (bell will not ring on these holidays)
  • Manual push button  to ring bell  in case of emergencies.
  • Silent mode key for Vacations & Unscheduled holidays. ( no bell ringing during Silent mode)
  • Stand alone unit – No computer needed to operate.
  • Can Operate on Inverter (Sine Wave Inverter preferred)
  • 3 Operating Modes : Summer ( 45 Alarms), Winter ( 45 Alarms)  &  Exam (25 Alarms) (Total 115 setpoints per week) .
  • Automatic Amplifier ON/OFF Control Relay Output provided.


(No need to keep Amplifier permanently ON.  )
(Amplifier will turn ON 1 minute before scheduled alarm and switch OFF after alarm is over)
Audio module with SD card facility provided for playing wave/mp3 bell sound files
User selectable sound file for Manual Mode ringing purposes.
Library of Audio sounds (combination of mp3 and wav format files) provided in SD card.

Product Operation and Installation videos on Youtube :

  • SBELL 8012 +Ahuja Amplifier+ Horn Speaker demo video link https://youtu.be/d-3LSS4G8FQ
  • SBELL 8012 operation video link https://youtu.be/Q_WETNgq2Eo        
  • SBELL 8012 demo video link : https://youtu.be/UHlh9abaTLs

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