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DTU227-U

85,00

NB-IoT 4-channel data logger with optional back-up 3500 mAh battery power supply, programmable GPIOs and serial RS-232/RS-485 ports. Designed for remote consumption metering and monitoring applications. Device collects data from pulse output meters and sensors, stores readings in non-volatile memory and transmits data to dispatching server over LTE NB-IoT network. Suitable for water, gas, heat, electricity metering etc.

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SKU: DTU227 Categories: , Tag:

NB-IoT 4-channel data logger with optional back-up 3500 mAh battery power supply, programmable GPIOs and serial RS-232/RS-485 ports. Designed for remote consumption metering and monitoring applications. Device collects data from pulse output meters and sensors, stores readings in non-volatile memory and transmits data to dispatching server over NB-IoT network. Suitable for water, gas, heat, electricity metering etc.

— 4 x independent confiurable GPIO ports to collect readings from meters and sensors: pulse meters, resistance, 4-20mA current-loop and 1-wire sensors
— RS-232 and RS-485 serial ports
— 3.6V, 5V, 7.5V, 12V outputs
— Configurable polling frequency: 2Hz/20Hz/100Hz
— Dual SIM card slots
— Data transmission over NB-IoT connection on a configurable schedule
— Easy local configuration via mini-USB port
— Remote configuration via free cloud platform iot24.eu web interface
— Free Cloud platform iot24.eu ensuring remote access to data via web interface
— 7-30 VDC power supply
— Built-in 3V battery, providing data collection for at least 150 hours if the external power is turned off;
— Built-in 3.6V battery, providing autonomous data logger operation up to 4 (10) years if the external power is turned off

Specifications

 

SPECIFICATIONS
ENCLOSURE TYPE Type 2 (metal, IP30)
Dimensions (L x W x H) 97 x 82 x 36 mm
NETWORK PARAMETERS
LTE NB-IoT NB-IoT LTE B1/B3/B5/B8/B20/B28 (multiband). NB-IoT Cat NB2. Rate (DL/UL): 125 kbps/150 kbps
IO PARAMETERS
GPIOs (IO1-IO4) x4 (configurable): pulse counter, high-speed pulse counter, signal input, leakage sensor, temperature sensor, NAMUR, 1-Wire, 4-20 mA current loop, CO2 sensor, load control, engine hours counter, opening sensor
Input Polling Frequency 2Hz:min. pulse duration – 500ms, max. pulse frequency at the input – 1Hz;
20Hz: min. pulse duration – 50ms, max. pulse frequency at the input – 10Hz;
100Hz: min. pulse duration – 10ms, max. pulse frequency at the input – 50Hz
Input Conditions connected, disconnected, short circuit, break
Input Resistance Range 10 – 100 kOhm
OTHER PORTS
Power Output x4: 2-3,6V, 5V, 7,5V, 12V
USB 1 x mini-USB B
Serial Ports 1 x RS-232, 1 x RS-485
Data Bit 7, 8
SIM 2 x mini-SIM
WM-Bus under development
POWER SUPPLY
Main power supply source DC 7 ~ 30 V
Backup power supply source LiSOCL2 3.6V battery, 3500 mAh
ANTENNA/ANTENNA CONNECTOR
Antenna/Antenna Connector x1, External SMA(f) connector
MECHANICAL & ENVIRONMENTAL
Weight 220 gr
Mounting DIN rail, wall, table rubber feet
Operating temperature 10…+50°C
Warranty 2 years

Downloads

Documentation

Datasheet. ADGT DTU Data Logger Series. rev.1.2 (2021-03-04)
Declaration of Conformity. DTU NB-IoT Data Logger
DTU Remote Data Logger Series. Data Transmission Protocol. rev.1.7 (2020-11-27)

Software

DTU Configuration Tool rev.1.8.1
fw_dtu22.04.0032 (2021-05-24)
adgt_usbdriver

Ordering Information

Product Codes

PRODUCT CODE NETWORK TYPE ANTENNA/ANTENNA CONNECTOR
DTU2xx – metal IP30 case 97x82x36
DTU217 GPRS External SMA(f) connector
DTU227-U NB-IoT External SMA(f) connector
DTU257 LTE Cat M1 External SMA(f) connector
DTU287 GPRS/NB-IoT/Cat M1 External SMA(f) connector

Available Options

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