Authorized Carlo Gavazzi Distributor
Carlo Gavazzi EM511DINAV81XS1PFB - 1-PH ENERGY METER 45A RS485 + DIG INPUT MID BIDIRECTIONAL
Carlo Gavazzi

EM511DINAV81XS1PFB


Documents & Media
Specification SheetVideo Clip

Contact for Pricing

Overview

The Carlo Gavazzi EM511DINAV81XS1PFB is a compact single-phase energy meter designed for accurate measurement in 1-phase electrical systems up to 240V L-N and 45A. This MID-certified bidirectional meter measures both imported and exported energy (kWh+ and kWh-), making it ideal for applications such as solar PV installations, smart grid monitoring, and EV charging systems. The unit features a backlit display with enhanced readability, intuitive navigation via two mechanical keys, and a configuration wizard for quick commissioning. It includes a digital input for additional monitoring capabilities and supports Modbus RTU RS485 communication for remote data acquisition. The EM511 complies with EN IEC 62053-21, EN 50470-3, and EN IEC 61557-12 accuracy standards, ensuring reliable energy consumption data. With 10 mm²/7 AWG screw terminals, it installs easily in low-voltage switchboards. Dedicated high-temperature models (S1PFx70) operate up to 70°C for outdoor EV charger applications. The meter can be sealed to prevent tampering, supporting fiscal metrology requirements.
  • Single-phase energy meter for systems up to 240V L-N and 45A
  • MID-certified bidirectional measurement (kWh+ and kWh-) for fiscal metrology
  • Modbus RTU RS485 communication for remote monitoring and control
  • Backlit display with intuitive navigation and configuration wizard
  • 10 mm²/7 AWG screw terminals for easy installation in low-voltage switchboards
  • Complies with EN IEC 62053-21, EN 50470-3, and EN IEC 61557-12 accuracy standards
  • Sealable design to prevent tampering and support fiscal compliance
  • High-temperature models (S1PFx70) rated up to 70°C for outdoor EV charger applications

Specifications

Connection Type
RS485
Current Rating
45 A
Mounting Type
DIN-Rail
Poles
1P
Poles
1-Phase
Series
EM511
Voltage Rating
240 V L-N
Package Dimensions (L x W x H)
2.28 in x 0.71 in x 3.54 in
Package Weight (Imperial)
0.34 lbs
1-PH ENERGY METER 45A M-BUS + DIG INPUT SWISS MID

EM511DINAV81XM1SFA

1-PH ENERGY METER 45A M-BUS + DIG INPUT SWISS MID
WN LW 120/208-240VAC W/LOGGER

USWNC3Y208FT10L

WN LW 120/208-240VAC W/LOGGER
Vista Touch Power Meter 12-24VAC/DC

VT-PWR-LV

Vista Touch Power Meter 12-24VAC/DC
3-PH ENERGY METER CT 5A RS485 DIG INPUT

EM530DINAV53XS1X

3-PH ENERGY METER CT 5A RS485 DIG INPUT
1-PH ENERGY METER 45A DIG OUTPUT + DIG INPUT MID BIDIRECTIONAL

EM511DINAV81XO1PFB

1-PH ENERGY METER 45A DIG OUTPUT + DIG INPUT MID BIDIRECTIONAL
3-PH ENERGY METER 65A DIG OUTPUT+DIG INPUT

EM540DINAV23XO1X

3-PH ENERGY METER 65A DIG OUTPUT+DIG INPUT
3-PH ENERGY METER 65A RS485 DIG INPUT

EM540DINAV23XS1X

3-PH ENERGY METER 65A RS485 DIG INPUT
1-PH ENERGY METER 45A DIG OUTPUT + DIG INPUT SWISS MID

EM511DINAV81XO1SFA

1-PH ENERGY METER 45A DIG OUTPUT + DIG INPUT SWISS MID

Frequently Asked Questions about Carlo Gavazzi

What industries and applications are Carlo Gavazzi products used for?

Carlo Gavazzi products are used across a wide range of strategic industries, including Food and Beverage, Semiconductors, EV Charging Stations, Energy Storage, Manufacturing, Agriculture, HVAC, Data Centers, Mining, Elevators, Conveyors, and Mobile Equipment. Their product lines specifically support industrial automation, energy monitoring, control systems, and sensing applications in these sectors, with specialized solutions for power analysis, current measurement, data logging, and industrial control components.

What technical support does Carlo Gavazzi offer?

Carlo Gavazzi offers comprehensive technical support through multiple channels. With 22 wholly-owned sales companies and distributors in 60 countries, customers can access local technical assistance via phone, email, and online resources. Their support includes product documentation, downloadable data sheets, web resources at GavazziOnline.com and GavazziAutomation.com, and direct contact through regional sales offices in the USA, Canada, Mexico, and Brazil.

What are the main product lines offered by Carlo Gavazzi?

Carlo Gavazzi offers a comprehensive range of industrial automation product lines, including power supplies, sensors, solid state relays, energy meters, monitoring relays, motor controllers, and control components. Their key product ranges span sensors, switches, and controls, with specific lines like 1-phase and 3-phase power supplies, photoelectric and inductive sensors, IO-Link sensors, energy analyzers, and industrial relays designed for strategic industries including food and beverage, EV charging, manufacturing, and building automation.

What are the key features of Carlo Gavazzi products?

Carlo Gavazzi products feature advanced industrial automation technologies across multiple product lines, including energy meters, power analyzers, sensors, and IoT solutions. Key features include integrated communication protocols like Modbus TCP/IP, Microsoft Azure and AWS compatibility, IO-Link sensor capabilities, and robust design for industrial environments. Their products offer high-performance monitoring, data logging, and control functions with emphasis on energy efficiency, remote connectivity, and flexible integration across industrial and building automation applications.

What communication protocols do Carlo Gavazzi products support?

Carlo Gavazzi products support multiple industrial communication protocols including Modbus TCP/IP, Modbus RTU, PROFINET, EtherNet/IP, HTTP, FTP, and OPC UA. Their energy management platforms like UWP4.0 and VMU-C EM are designed with flexible communication capabilities, enabling integration with IoT platforms such as Microsoft Azure and Amazon AWS, and supporting both local and remote monitoring across various industrial automation systems.

What accessories are available for Carlo Gavazzi products?

Carlo Gavazzi offers a comprehensive range of accessories for their sensors and automation components. These include PVC and PUR cordsets in various lengths and configurations, universal mounting brackets for cylindrical sensors (Ø4 to Ø30 mm), galvanized and stainless steel mounting brackets, and a wide selection of reflectors for photoelectric sensors. Specific accessories include IP67 and IP68 cordsets with straight or right-angle M12 connectors, terminals for hardwiring, and specialized reflectors like the heated ER681 for cold installations.

How are Carlo Gavazzi products typically installed?

Carlo Gavazzi products are typically installed using flexible mounting options including DIN-rail, around busbars, directly onto back panels, and with various current transformer configurations. Energy meters, power analyzers, and monitoring devices can be mounted with split-core or solid-core current transformers, supporting installation ranges from 600A to 3200A primary current. Many products feature modular designs with optional communication modules like Modbus-RTU, BACnet-IP, and built-in web servers to facilitate easy integration into industrial and building automation systems.

What certifications and standards do Carlo Gavazzi products comply with?

Carlo Gavazzi products meet rigorous international certification standards, including UL (United States), cULus (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products comply with critical mechanical and functional safety standards such as EN 60529 (IP protection), EN 61800-5-2, ISO 13849-1, and IEC 61508, ensuring high reliability and performance across industrial automation applications.

What is Carlo Gavazzi's warranty policy?

Carlo Gavazzi provides a standard 18-month warranty from the invoicing date for its automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage is contingent on correct operation within designed capacity limits, scheduled preventive maintenance, and repairs performed only by authorized WEG service technicians.