The set Gradus-PRO is a module input magnetic contact radio channel module input magnetic contact radio channel module MV1-PRO L with an external temperature sensor and is designed to assess the ambient temperature. The external temperature sensor is connected to the alarm loop input. The maximum cable length is up to 100 m.
The polarity of the sensor connection to the alarm loop is not important. A radio channel is used to exchange information with the control panel. The operating frequency is in the range866-868 MHz (lit.
A); 864-865; 868.0-868.2; 868.7-869.2 MHz (lit. C)
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