Cast Bell Controllers - GM-370

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Tech Sheet



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The GM-370  is a cast bell controller suitable for programming weekly and daily bell sounds. Up to 500 melodies can be stored. Has internal relays. USB port available for backup and restoring data, programming and bell sounds. No network connection available. The following versions are available:

  •  GM-370/4+1: 4 programmable output relays and 1 fixed output relay for service program;
  •  GM-370/6+1: 6 programmable output relays and 1 fixed output relay for service program


The 5” graphic display allows a good clear  vision of the available menus and time programming. The GM-370 can easily be used  thanks to the straightforward guided instructions available in various languages (Italian, English, French, Spanish, Polish, German , Portuguese, Russian).




Five instant program buttons are available to allow you to enable or inhibit programmed bell sounds, to adjust clock strikes, to control hammers/motors and to play any of the bell sounds inside the system instantly. Connection between the cast bell controller and the bells can be made via twisted pair or via radio where ever  obstructions in the structure exist


A maximum of 500 bell sounds can be stored. Programming of the bell sounds can be made either weekly, daily or yearly. To instantly play a special bell sound simply follow the guided instructions on the screen. Programming the latitude and longitude for automatic calculation of sunrise and sunset is also available.




Use of the latest generation of processors and audio DSP  make the GM-370 a practical and useful device. The GM-370 is equipped with internal relays (4+1 or 6+1). Has a USB port. The high quality of the product is guaranteed as both the design and production is carried out within the factory with the aim of meeting the requirements of the Church. The devices meet the highest technical and quality standards.


Belltron offers its customers a maintenance service at a 360° range to make their daily work easier. These services include : software that meets specific requirements, system information and simple online ordering constantly available, technical support by qualified Belltron technicians by phone, timely intervention in case of system failure.


Warranty covers the Belltron product from the purchase date from an authorized dealer. The quality and reliability of all Belltron products are tested, thanks to a thorough quality control on every single component made by a dedicated team before they are placed on the market. All our products are conceived, designed and manufactured in Italy entirely in-house.

Dati Aziendali

Sede legale: Aeris elettronica Srl
Via Antonio De Nino n°22 (zona Ind.le Vallecupa) - 64010 - COLONNELLA (TE) - ITALY
P.Iva/C.F.: 01643200676

Capitale sociale: € 80.000,00 i.v. - CCIAA di Teramo - REA 140706
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