Lovato DMG900T multifunction digital power transducer with RS232 and RS485 communication, True RMS measurement, harmonic analysis up to the 63rd order and compatibility with the DMG900RD remote display.
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The Lovato DMG900T is a high-performance multifunction digital power transducer designed for installation inside electrical switchboards where advanced measurement and communication are required without a front-panel display. It provides comprehensive monitoring of electrical networks while communicating measurement data directly to PLCs, SCADA systems and energy management platforms through integrated serial interfaces.
The DMG900T measures more than 500 electrical parameters, including voltage, current, active power, reactive power, apparent power, frequency, power factor, energy consumption and harmonic distortion. True RMS measurement with continuous gapless sampling delivers highly accurate readings even on installations containing variable speed drives, UPS systems and other non-linear electrical loads.
Unlike the standard DMG900 analyser, the DMG900T is intended for installation within the panel and includes integrated RS232 and RS485 communication ports. It can also be connected to the optional DMG900RD remote display, allowing measurements and configuration to be accessed remotely from the panel door. The modular design supports up to four Lovato EXP expansion modules for additional communication and programmable I/O functions.
Key Advantages
Purpose-built digital power transducer for automation systems.
Integrated RS232 and RS485 communication ports.
Measures more than 500 electrical parameters.
Advanced True RMS measurement technology.
Voltage and current harmonic analysis up to the 63rd harmonic order.
Compatible with the optional DMG900RD remote display.
Expandable using up to four Lovato EXP modules.
Suitable for LV, MV and HV electrical installations.
Key Features
Lovato DMG900T multifunction power transducer.
Designed for installation inside control panels.
Integrated RS232 communication port.
Integrated RS485 Modbus communication port.
Compatible with DMG900RD remote display.
True RMS voltage and current measurement.
Measures voltage, current, power, energy and frequency.
Total and displacement power factor monitoring.
Individual voltage and current harmonic analysis up to the 63rd order.
Four galvanically isolated current measurement channels.
Neutral current and neutral-earth voltage measurement.
Supports up to four Lovato EXP expansion modules.
Advanced programmable input and output functions.
Advanced Electrical Monitoring for Automation Systems
The DMG900T is designed for installations where measurement data must be transmitted directly to supervisory systems without requiring a permanently visible front-panel analyser. Integrated RS232 and RS485 communications provide dependable connectivity for PLCs, SCADA platforms and building management systems, while compatibility with the optional DMG900RD display allows engineers to add a local operator interface whenever required.
Continuous True RMS sampling, comprehensive harmonic analysis and support for four isolated current channels make the DMG900T suitable for demanding industrial environments where accurate power quality monitoring and energy analysis are essential.
Typical Applications
Industrial automation systems.
Power distribution switchboards.
PLC and SCADA integration.
Energy management systems.
Motor control centres.
Generator and transformer monitoring.
Power quality analysis.
Industrial process monitoring.
Technical Specifications
Manufacturer
Lovato Electric
Series
DMG900
Model
DMG900T
Product type
Multifunction digital power transducer
Installation
Flush mounting / panel interior
Display
Remote display compatible (DMG900RD)
Measurement method
True RMS
Electrical systems
Single-phase, two-phase and three-phase with or without neutral
Auxiliary supply
100-440 V AC / 110-250 V DC
Operating voltage range
90-484 V AC / 93.5-300 V DC
Operating frequency
45-66 Hz
Current transformer connection
External CT, 1 A or 5 A secondary
Rated phase-to-phase voltage
690 V AC
Rated phase-to-neutral voltage
400 V AC
Voltage measuring range
10-480 V AC phase-to-neutral
Current measuring range
0.002-1.2 A (1 A CT) / 0.010-10 A (5 A CT)
Voltage accuracy
±0.2%
Current accuracy
±0.2%
Frequency accuracy
±0.05%
Active energy accuracy
Class 0.5S (IEC/EN 62053-22)
Reactive energy accuracy
Class 2 (IEC/EN 62053-23)
Current harmonic analysis
Up to the 63rd order
Built-in communication
RS232 and RS485
Expansion capability
Up to four Lovato EXP modules
Protection rating
IP20 housing and terminals
Weight
Approximately 570 g
HS Code
90303100
Frequently Asked Questions
What is the Lovato DMG900T used for?
The DMG900T is a multifunction digital power transducer that measures electrical parameters and transmits them directly to automation and energy management systems.
Does the DMG900T include communication ports?
Yes. The DMG900T includes integrated RS232 and RS485 communication ports for connection to PLCs, SCADA systems and supervisory software.
Can the DMG900T be used with a display?
Yes. The transducer is compatible with the optional Lovato DMG900RD remote touch-screen display, allowing measurements and configuration to be accessed remotely.
Can the DMG900T perform harmonic analysis?
Yes. It provides voltage and current harmonic analysis up to the 63rd harmonic order for advanced power quality monitoring.
Is the DMG900T expandable?
Yes. It supports up to four Lovato EXP expansion modules for additional communication interfaces and programmable input/output functions.
Trusted for Professional Power Monitoring
Lovato DMG900 power transducers are trusted by electrical engineers, system integrators and panel builders for delivering highly accurate electrical measurement, dependable industrial communications and seamless integration into modern automation systems.
Manufacturer
Lovato Electric
Series
DMG900
Model
DMG900T
Product type
Multifunction digital power transducer
Installation
Flush mounting / panel interior
Display
Remote display compatible (DMG900RD)
Measurement method
True RMS
Electrical systems
Single-phase, two-phase and three-phase with or without neutral
Auxiliary supply
100-440 V AC / 110-250 V DC
Operating voltage range
90-484 V AC / 93.5-300 V DC
Operating frequency
45-66 Hz
Current transformer connection
External CT, 1 A or 5 A secondary
Rated phase-to-phase voltage
690 V AC
Rated phase-to-neutral voltage
400 V AC
Voltage measuring range
10-480 V AC phase-to-neutral
Current measuring range
0.002-1.2 A (1 A CT) / 0.010-10 A (5 A CT)
Voltage accuracy
±0.2%
Current accuracy
±0.2%
Frequency accuracy
±0.05%
Active energy accuracy
Class 0.5S (IEC/EN 62053-22)
Reactive energy accuracy
Class 2 (IEC/EN 62053-23)
Current harmonic analysis
Up to the 63rd order
Built-in communication
RS232 and RS485
Expansion capability
Up to four Lovato EXP modules
Protection rating
IP20 housing and terminals
Weight
Approximately 570 g
HS Code
90303100
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...