Transmisor de corriente monofásico con RS485 Modbus para monitorización de potencia en carril DIN

Instrava Curated Instruments — Precision Current Measurement for Smarter Systems

At Instrava, we go beyond simply supplying instruments. Through our Curated Instruments approach, every single phase current transmitter is carefully selected from trusted manufacturers—ensuring stable performance, high accuracy, and long-term reliability.

Este DIN rail single phase current transmitter with RS485 Modbus output is engineered for modern industrial environments, delivering precise current and voltage measurement while enabling seamless integration into automation systems, energy monitoring platforms, and smart infrastructure.

Con nuestro Optimized Solutions philosophy, we help customers deploy measurement technologies that perform reliably under real-world conditions—improving efficiency, reducing downtime, and enabling intelligent energy management.

Power Monitoring & Control Description  

High-Accuracy Single Phase Current Transmitter for Industrial Monitoring

Designed for precision signal conversion, this single phase AC current transmitter measures current (and voltage) and converts them into standardized analog signals (4–20mA / 0–5V) or digital outputs via RS485 Modbus RTU.

Key Features & Benefits

  • ±0.5% High Accuracy Measurement
    Ensures reliable current monitoring for industrial automation and power systems.
  • Dual Measurement Capability (Current + Voltage)
    Functions as both a current transmitter y voltage monitoring device, reducing hardware requirements.
  • Flexible Output Options
    Admite current to 4-20mA converter and digital communication for PLC/SCADA systems.
  • Fast Data Update Rate (1s)
    Enables real-time monitoring for critical applications.
  • DIN Rail Mounting Design
    Easy installation in electrical panels and distribution cabinets.

Aplicaciones típicas

  • Industrial current monitoring systems
  • Power distribution panels
  • Smart energy management systems
  • Building electrical automation
  • Data center auxiliary systems
Perspective view of an industrial current transducer, showcasing a clear wiring schematic and definitions for Input, Output, and Power ports.
Front view of the single phase current transducer, featuring an ON status indicator LED and terminal blocks with transparent protective covers.

Engineered for Harsh Environments & Smart Energy Systems

Este RS485 Modbus single phase current transmitter is built for reliability in demanding environments and supports modern digital monitoring systems.

Advanced Performance Highlights

  • Wide Operating Temperature (-40°C to 70°C)
    Stable performance in extreme industrial conditions.
  • Strong EMC Protection (Above Level III)
    Ensures accurate signal transmission even in high-interference environments.
  • High Insulation Strength (≥2kVAC)
    Improves safety and protects connected systems.
  • Wide Power Supply Compatibility
    Supports AC/DC input or can be powered directly from the load.

Smart Integration Capabilities

  • Seamless connection to PLC, SCADA, and IoT platforms
  • Real-time data transmission via Modbus RTU RS485
  • Activa AI-driven analytics, predictive maintenance, and energy optimization

Power Monitoring & Control Parameter  

ParámetroEspecificación
Precisión±0.5%
Data Update Rate1s
Corriente de entradaAC 1A / 5A
Input VoltageAC 100V / 220V / 400V
Frecuencia45–65Hz
Overload Capacity2× continuous rated value
Fuente de alimentaciónAC 80–270V / DC 100–350V / Load-powered
Consumo de energía≤5VA
Salida analógica4–20mA (≤350Ω), 0–5V (≥20kΩ)
ComunicaciónRS485, Modbus RTU, 2-wire, up to 9600bps
Temperatura de funcionamiento-40°C to 70°C
Temperatura de almacenamiento-40°C to 85°C
Humedad≤93%RH
Insulation≥2kVAC
InstalaciónDIN Rail
Altitud≤2500m

Instrava OEM/ODM  

Instrumentos fiables. Soluciones que se adaptan a su aplicación.

Instrava se centra en ofrecer soluciones industriales fiables a través de productos cuidadosamente seleccionados, optimización basada en aplicaciones y personalización flexible. Seleccionamos instrumentos probados de fabricantes de confianza para garantizar una calidad constante, optimizamos soluciones basadas en condiciones de trabajo reales para resolver retos prácticos y ofrecemos configuraciones a medida para satisfacer las necesidades de aplicaciones específicas.

Combinando la experiencia en selección con la comprensión de las aplicaciones, Instrava ayuda a sus clientes a reducir riesgos, mejorar la eficacia y obtener resultados fiables en entornos industriales complejos.

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Recomendaciones de productos relacionados  

A current transducer is a device that measures electrical current and converts it into a standardized output signal such as 4–20mA, 0–10V, or digital signals like Modbus. It typically uses technologies such as Hall effect or shunt-based measurement to detect current flow.
In modern monitoring systems, current transducers enable real-time data acquisition, making them essential for energy management, automation, and data center power monitoring.

A current transmitter is a type of current transducer designed specifically to output a stable 4–20mA signal for industrial control systems. It is widely used in PLC and DCS environments where reliable analog signal transmission is required.
Current transmitters are commonly applied in process industries, power distribution systems, and infrastructure where noise immunity and signal stability are critical.

A current transducer is a broader category that includes devices with both analog and digital outputs, while a current transmitter typically refers to devices that provide standardized 4–20mA outputs for industrial control.
In essence, all current transmitters are transducers, but not all transducers are transmitters. Transducers offer greater flexibility and are more suitable for digital monitoring systems such as SCADA or DCIM.

For data centers, current transducers are generally preferred due to their ability to provide high-resolution data, support digital communication protocols, and integrate with DCIM, BMS, and cloud platforms.
Current transmitters may still be used in specific subsystems requiring analog inputs, but transducers are better suited for modern, data-driven infrastructure.

Current transducers can provide a variety of outputs, including:

  • Analog signals: 4–20mA, 0–10V
  • Digital signals: Modbus RTU, Modbus TCP, Ethernet

Current transmitters typically provide:

  • 4–20mA analog output (sometimes with HART protocol)

The choice depends on system requirements, communication infrastructure, and level of data integration needed.

Current transducers enhance power monitoring by delivering accurate, real-time current data that can be integrated into monitoring and control systems. This enables:

  • Load analysis and balancing
  • Energy consumption tracking
  • Fault detection and predictive maintenance
  • Optimization of power distribution

In AI data centers, this data is critical for ensuring stable operation, improving energy efficiency, and supporting intelligent infrastructure management.

De la experimentación a la ejecución: Por qué abril de 2026 marca el punto de inflexión para la instrumentación industrial

  • Por Instrava
  • 11 Abr 2026

Abril de 2026 no es un hito más: marca el momento en que la instrumentación industrial pasa de la experimentación a la...

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Por qué elegir Instrava

Basados en la coherencia, no en las reclamaciones

Aplicaciones industriales

Estamos especializados en el análisis y la detección industriales, con una clara comprensión de los entornos operativos y los requisitos del mundo real.

Estrictos criterios de selección de productos

Cada instrumento se evalúa en función de su rendimiento, estabilidad e idoneidad para la aplicación, no sólo de sus especificaciones o precios.

Suministro fiable y calidad constante

Trabajamos con fabricantes de confianza para garantizar un suministro estable, una calidad constante y una entrega fiable.

Apoyo práctico basado en la experiencia

Nuestras recomendaciones se basan en el conocimiento de la aplicación, lo que ayuda a los clientes a evitar problemas comunes y lograr resultados fiables.

Instrava se ha creado para reducir la incertidumbre, de modo que cada decisión que tome sea más clara, segura y fiable.

Escena de medición industrial que muestra a un trabajador utilizando un instrumento de medición de precisión para medir y marcar material en un banco de trabajo, demostrando la aplicación práctica de los instrumentos de medición en la fabricación y el procesamiento.
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