The Electronic Janitor product is a ready-made school bell control set that uses the SDM-10 device. The set is intended for upgrading or constructing a new bell installation.

• Equipped with an isolation switch, bell controller, parallel relay, and special control buttons.
• Activation of the short lesson mode and alarm button with acoustic signaling.
• Automatic control according to the specified algorithm.
• Creation of a schedule by defining lesson times and breaks.
• Operation with bells with a nominal supply voltage of 230 V AC.

Technical specifications:

• Enclosure dimensions: 197 x 227 x 93 mm
• Nominal supply voltage: 230 V AC
• Protection level of the enclosure: IP 40
• Nominal current consumption: 66 mA / 130 mA
• Operating temperature: -20 ÷ +45 °C
• Ability to adjust the duration of the ringing sound