School Bell Timer SBELL 8011 Electric Bell Micro Controls

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)

4 Operating Modes : Summer, Winter, Autumn & Exam (Total 128 setpoints per week) .

Can connect upto 10-12 Electric Gong Bells in parallel, for schools with more class rooms or Multi-storeyed schools/colleges. 

( Gong Bells can be of any sizes, 4/6/9 inches or 12 inches,  combination of different sizes also possible)

Product Operation and Installation videos on Youtube :

SBELL 8011 installation and programming video link :  https://youtu.be/afAevsgl0gg

SBELL 8011 operation video link: https://youtu.be/KCXaqI8U-7w

Technical Specifications : 

Display : 16 x 2 backlit LCD display panel.

Keyboard : 5 x 1 Tactile keyboard

Output : Relay 15 Amps@ 240 VAC, resistive load.  Used for Electric Bell in SBELL 8011, 

                     and used for Amplifier Control in SBELL 8012.

Time Base : TCXO based RTC ( Real Time Chip) for very high timing  accuracy.

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.