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ADU-500 is an ultra low power, wireless 4G/NB-IOT RTU

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ADU-500 is an ultra-low power, wireless RTU compatible with Sensor-Online™ IoT portal

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Artikelnummer: 37
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ADU-500 is an ultra low power, wireless RTU with data logging and alarming capabilities. The battery powered RTU incorporates three digital inputs, two analog inputs, one pulse counter input and multiple excitation options for powering measuring transducers.

The device supports acquisition of up to 48 measurement channels, based on the popular SDI-12 communication protocol. ADU-500 uses an internal cell modem to automatically send data and alerts.

The RTU is available for GSM/EGPRS and CDMA2000 network environments. A D-size Lithium Thionyl battery can provide autonomous operation for over 10 years.


•Maintenance free operation for over 10 years

•2G, 3G and 4G Versions

•Quick and easy installation

•2 analog inputs, 3 digital inputs

•SDI-12 sensor data acquisition

•Several excitation options for external sensors


•Water management

•Environmental Telemetry

•Weather Monitoring

•Irrigation systems

•M2M systems