DS03A-CB LTE-M & NB-IoT Outdoor Open/Close Door/Gate SensorDS03A CB LTE M & NB IoT Outdoor Open Close Door Gate Sensor The Dragino DS03A CB is an Open Close LTE M & NB IoT Door Sensor. It detects door open close status and uplinks to IoT server via LTE M & NB IoT network. DS03A CB can connect two door sensors. user can see the door status, open duration, open counts in the IoT Server. The DS03A CB will send periodically data every 4 hours as well as for each door open close action. It also counts the door

fitting more application scenarios

weather monitoring

Gigabit Ethernet And WiFi

supports Raspberry Pi 5

Remote cloud management of RS485 devices

482*185*45 MM

3V (default)

Pre-compiled software bundled for common application like data acquisition

PLC Arduino ARDBOX 20 I/Os Relay - Open Industrial PLC

Internal GNSS antenna

A conductivity probe is a very simple device

Supports Voice over CAT-M or VoLTE