DTU1xx Data Loggers User Guide

DTU1xx - a series of battery-powered waterproof (IP65) data loggers designed for remote metering and monitoring applications.

Device provides:

  • Automated data collection from meters with pulse outputs (water, heat, gas, electricity) and analog sensors (leakage, temperature, etc);

  • Data storage in non-volatile memory;

  • Wireless data transmission to dispatching server over cellular GPRS or NB-IoT network.

Data logger is equipped with four counting inputs, two inputs for connecting sensors, dual SIM slots and an RS-232 port for device configuring.

Device has a sealed plastic IP65 case and is powered by a replaceable 3.6V 3200 mAh battery to provide data logger autonomous operation from 4 to 10 years.

The manual applies to the following models:

Model Network Type Antenna/Antenna Connector
DTU110 GPRS Internal 2-5.2dB flexible antenna
DTU111 GPRS External 3dB antenna, 1,5m cable
DTU117 GPRS External SMA(f) connector
DTU120-U LTE NB-IoT Internal 2-5.2dB flexible antenna
DTU121-U LTE NB-IoT External 3dB antenna, 1,5m cable
DTU127-U LTE NB-IoT External SMA(f) connector