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Smart+ MDT: Advanced Water Monitoring with Ultrasonic Precision
Smart+ when paired with the SunSonic® Umeter® delivers precise water usage measurements due to advanced ultrasonic technology that monitors flow variations, enhancing billing accuracy for all property stakeholders.

Smart+ MDT Overview
Smart+ MDT is an advanced metering solution that connects to the SunSonic® Umeter® to provide insights into water usage. It monitors flow state multiple times per second, generating precise volumetric measurements and alerts for conditions such as slow leaks, reverse flow, and inactivity over 30 days. This plug-and-play device requires no configuration, automatically integrating the necessary installation parameters.
With its unique two-way interface, Smart+ MDT regularly queries the meter, ensuring timely notifications for maintenance personnel. This capability enhances overall visibility into consumption patterns and streamlines communication within the system.
By offering advanced monitoring features, Smart+ MDT enhances billing accuracy and facilitates effective resource management, making it a valuable asset for property stakeholders.
Supports wireless ranges from 1 to over 10 miles, with extended coverage via repeaters (Standard and MAX) or additional gateways (LoRaWAN) for flexible deployment across diverse property layouts.

Benefits
Smart+ MDT maximizes utility management by delivering advanced monitoring and alerting capabilities with effortless installation.
- Ensures precise data collection from water meters for fair billing practices.
- Generates smart alerts for leaks, no usage, reverse flow, and tampering.
- Accommodates horizontal or vertical mounting for various meter placements.
- Installs quickly and easily.
- Compatible with SunSonic® Clamp and N-Line Umeters® meters for flexibility.
- Allows near real-time querying for timely updates and alerts.
Whether you're seeking to improve billing accuracy or enhance monitoring capabilities, Smart+ MDT offers innovative solutions for modern utility operations.

Applications
Multifamily
Housing
In multifamily housing, Smart+ MDT provides advanced monitoring of water usage. This system helps property managers detect anomalies, including slow leaks, through near real-time alerts.
Commercial
Properties
Smart+ MDT optimizes utility management in commercial properties by delivering accurate meter readings and timely alerts for anomalies, enhancing operational efficiency.
Manufactured
Homes
For manufactured home communities, Smart+ MDT simplifies the installation process on water meters, ensuring accurate billing and minimizing installation-related issues.
ESG &
Sustainability
Smart+ MDT facilitates sustainability initiatives by providing insights into water management, helping property owners reduce waste and promote responsible resource usage.
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Case Study | Guardian Water & Power
Guardian Water & Power encountered significant challenges in outdoor submetering due to harsh weather conditions. Frequent disruptions led to costly repairs and inconsistent data collection, adversely affecting service delivery and customer trust. Recognizing the urgent need for a reliable solution, they sought innovative technology to enhance their operations.
Challenge
- System downtime due to harsh weather
- Repairs were difficult and costly
- Cellular technology meant inconsistent data collection
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Case Study | Kimco Realty
Kimco Realty Corporation faced considerable challenges in billing their 7,000 tenants accurately for water usage across a diverse portfolio of retail properties. A lack of standardized methods for dividing costs led to disputes and frustration, resulting in millions in uncollected revenue. Recognizing this issue, Kimco sought innovative submetering technology to streamline billing processes and enhance tenant satisfaction.
Challenge
- Inconsistent tenant water billing methods
- Tenant disputes over water costs
- Millions lost in uncollected revenue
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Case Study | Fair Energy Submetering
Fair Energy Submetering faced challenges tracking utility usage and identifying issues such as leaks across various properties. In search of more detailed data for effective management, they turned to Tehama Wireless’ advanced submetering sensors. This innovative technology enabled swift identification of problems, allowing them to avert potential disasters.
Challenge
- Inaccurate tracking of utility usage
- Difficulty identifying leaks in properties
- Limited data hindered effective management
Documentation & Resources
Input Type | Compatible with reed switch and piezoelectric pulse generator meters. |
Communication Range | Up to 3500 ft (Standard), nearly 10 miles (MAX/LoRaWAN). |
Battery Life | Operates on two field-replaceable AA lithium batteries with a typical life of 5-8 years. |
Operating Temperature | Ranges from -20°F to 145°F. |
Input Options | Available with single or dual pulse inputs for co-located setups. |
Waterproof or Water-Resistant Options | Available in the Submersible model, a pulse or encoder unit, with non-field replaceable C battery, designed for use in environments where complete water exposure is expected. |
Offers advanced data capture and reporting features for utility metering systems.
Instructions for configuring and sending custom daily reports from MDTs using email or FTP delivery.
Wiring instructions for connecting the MDT to compatible meters.
Comprehensive steps for configuring and integrating MDTs with the DCAP system
Template for importing site configuration data to Tehama Wireless.
Frequently asked questions explaining the benefits and functionalities of the MAX Range Series.
Instructions for replacing batteries in field-deployed MDT units.
Tehama Wireless provides a five-year warranty for its products.
Videos
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Introduction to the Web App
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DCAP Troubleshooting
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Web App Troubleshooting
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DCAP-TFA Installation
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Get Started with the Web App
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Monitoring and Maintaining a System
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Commissioning a Meter Display Using the Mobile App
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Requesting and Approving Grants with the Web App
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Wiring a Water Meter to an MDT
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The CIT in Detail
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Commissioning a Site
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Hardware Setup
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System Overview
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Getting started with the CIT
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Connect Mobile App Overview
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DCAP Configuration
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Commissioning MDTs and Repeaters
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Setup CIT Alerts and Reports
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Monitoring Data and Network Health
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Configuring the Display on an MDT
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Wiring the MDT to its Associated Meter
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Introduction to the CIT
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How to Find the IP Address of a DCAP
How It Works
Gateway or DCAP captures data from connected submeters and relays it to central management systems, ensuring accurate data collection and near real-time monitoring for improved utility management.

This diagram illustrates how Tehama Wireless devices work together to optimize metering solutions
Related Products
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Smart+ MDTEnables near real-time data and advanced alerts with SunSonic® meters
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Encoder MDTTracks encoded output meter usage for accurate billing.
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Outsider MDTDirect physical MDT connection on Norgas Versamag water meters.
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Leak Detection MDTQuickly detects leaks to minimize water events and reduce costly damage.
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Runtime MDTTracks equipment operation time for accurate usage monitoring, maintenance planning, and performance insights.
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Modbus MDTIntegrates with ModBus P2P-compatible systems for enhanced data.
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DCAPAggregates and processes submetering data for efficient reporting.
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DCAP-TFAStandard DCAP functionality plus receives Inovonics PMT and repeater transmissions.
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Solar DCAPProvides a complete solution for extending communication range in remote locations.
FAQs
Smart+ MDT connects to compatible ultrasonic water meters including the SunSonic® U-meter®.
Smart+ MDT operates on two AA lithium batteries, providing a typical battery life of 6–8 years under normal operating conditions.
The Smart+ MDT supports wireless communication up to 1 mile in Standard mode, nearly 10 miles in MAX Range mode, and over 10 miles when using LoRaWAN.
Smart+ MDT transmits data wirelessly via AMR radio technology to the Data Concentrating Access Point (DCAP) or LoRaWAN Gateway at specified intervals.
Yes, Smart+ MDT is designed for straightforward installation, requiring no complex configuration for quick deployment.
Smart+ MDT is intended for indoor use, operating effectively at temperatures ranging from -20 to 145 degrees Fahrenheit and up to 90% relative humidity.
Yes, Smart+ MDT generates Smart Alerts for conditions such as slow leaks, no usage over specified periods, and reverse flow, enabling proactive management of water resources.
Yes, Smart+ MDT is designed to seamlessly integrate with Tehama Wireless’s software solutions, enhancing data collection and management for utility monitoring.
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