The Dragino LHT65N/S-DC is a long-range LoRaWAN® dry contact sensor designed for monitoring switch states, open/close status, and pulse counts in remote monitoring and automation systems. Integrated with Microclimates EnvOS®, the sensor provides real-time status updates, alerts, event logging, and historical reporting for doors, alarms, equipment states, and industrial contacts. With built-in environmental sensing and long-life battery operation, it is designed for low-maintenance, long-term deployments in distributed IoT networks.
Features
- LoRaWAN® Class A communication protocol for long-range, low-power operation
- Dry contact input detection (open/close status monitoring and pulse counting)
- Built-in temperature and humidity sensor for environmental monitoring
- Supports open/close alarm notifications for instant event reporting
- Data logging capability during network downtime with automatic sync on recovery
- Remote configuration via LoRaWAN downlink and AT commands
- Firmware upgrade support via program interface
- Tri-color LED status indicator for device operation feedback
- Built-in 2400 mAh non-rechargeable battery for up to ~10 years of operation (usage dependent)
- Supports multiple frequency bands (EU868, US915, AU915, AS923, KR920, CN470, EU433)
- External 3-wire interface (VCC / GND / INT)
- Seamless integration with Microclimates EnvOS® for monitoring, alerts, automation, and reporting
