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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
Control up to 10 sensors with only two pins
EC Resolution: 1 μS/cm
Each of these interfaces can theoretically support up to 8 sensors
Industry standards: high accuracy with excellent stability
NDS03A NB-IoT Outdoor Open/Close Door/Gate Sensor Camera-Image Control up to 10 sensorsNDS03A NB IoT Outdoor Open Close Door Gate Sensor The Dragino NDS03A is an Open Close NB IoT Door Sensor. It detects door open close status and uplinks to IoT server via NB IoT network. NDS03A can connect two door sensors. user can see the door status, open duration, open counts in the IoT Server. The NDS03A will send periodically data every 4 hours as well as for each door open close action. It also counts the door open times and calculates the last