Grothe CROMA 231A ws/si

With 17 appealing polyphonic melodies, you can choose your desired sound. Additionally, there is the option to switch between melody and an alarm tone, depending on your individual requirements. The volume is adjustable and can be increased to an impressive 86 dB(A). The dual call distinction allows for differentiating between various events or alarms. For added user convenience, the signal generator features a SILENCE function that enables easy one-button muting.

Our signal generator is the optimal choice for flexible and effective acoustic signaling.

Note: When powered by 230 V, a multi-pole network switch must be provided in the electrical building installation according to standards. Safe ringing activation with potential-free contact or with 8-12 V.

The integrated transformer is not suitable and not intended for operating electric door openers. An additional transformer may be required. When triggered with 230 V, only suitable 230 V buttons should be used.

It is also applicable for mixed installations and renovations, for example, powering with 8 V from an existing doorbell transformer and triggering with a potential-free contact.

Parallel connection to other CROMA gongs or to electromechanical gongs is possible.