CM868LR and CMUS915LR are magnetic contact sensors able to detect opening or closing of doors and windows and to measure the ambient temperature and humidity. The radio transmission is based on LoRa 868 MHz and 915 MHz. Three different modes of operation are available in order to transmit to the server the information of opening and closings based on the desired behavior. Up to two programmable thresholds for both T and RH to trigger the transmission of the measured value.
Low battery consumption.
Battery included
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OTAA/ABP |
Class A + ADR |
LoRaWAN V1.0 |
Indoor -10 – 55° |
Battery Li-SOCI2 3,6V |
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Antenna Internal |
No Subscr. cost |
Payload decode -Yes |
API – NO |
RF pwr 14dB |
Stock Item-Y |
*Bold=default settings
| Weight | 0,1 kg. |
| Dimensions | 98 x 38 x25 mm |
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