Features

• Military-grade LoRa modulation technology, greatly improves communication distance and stability.
• Large single package, single package supports up to 197 bytes, and is compatible with Modbus.
• All aluminum alloy shell, compact structure, easy installation, good heat dissipation, good electromagnetic compatibility, strong anti-interference ability.
• Supports power supply device or line pressure mode, and supports 10V~28V power supply. Uses temperature compensation circuit, frequency stability is better than ± 1.5PPM.
• Built-in watchdog. Once an exception occurs, module will automatically restart and continue to work according to the original specification settings.
• Power supply reverse protection, over-current protection, antenna surge protection, high reliability, strong anti-interference ability.

Note: Before purchasing, please confirm that the frequency band used by the device complies with local laws and regulations.

Specification

Dimension Drawing (Unit: mm)

CHN-E90-DTU (433L30)	CHN-E90-DTU (170L30)
CHN-E90-DTU (433L37)

Tips: LoRa data transfer unit (DTU) Definition.

LoRa Low Power Wireless WAN is the mainstream technology choice for building IoT networks around the world. LoRa DTU products are multi-functional data acquisition equipments developed for scenarios where communities, fire protection, warehousing, logistics and other business intelligence needs are developed. In general, LoRa data transfer unit has various communication interfaces such as RS485, RS232, and analog. At the same time, it can support power management of external equipment, can achieve the fast connection of data transmission equipment and sensors in a modular manner, and realize the Internet of Things applications in a standardized and large-scale manner.