
Contact for Pricing
Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.
Overview
- 3-phase energy analyzer with direct current measurement up to 65A
- DIN-rail mountable, dimensions: 3 DIN modules
- Backlit LCD display with touch keypad for intuitive operation
- RS485 Modbus communication port for data acquisition and SCADA integration
- Self-powered, compliant with IEC 62052-11 and IEC 62053-21 standards
Specifications
Current Rating | 65 Aac |
Mounting Type | DIN-Rail |
Poles | 3-Phase |
Series | EM340 |
Size | 3 DIN modules |
Package Dimensions (L x W x H) | 2.48 in x 2.13 in x 3.58 in |
Package Weight (Imperial) | 0.53 lbs |
Frequently Asked Questions
What is the accuracy for active energy measurement?
The device offers Class 1 accuracy for active energy according to EN62053-21 and Class B according to EN50470-3.
What is the direct current measurement range?
The EM340 can measure direct current up to 65 AAC.
What voltage range does the EM340 support for direct connection?
The nominal voltage range for direct connection is 208 to 400 VLL AC.
What is the physical size of the EM340 energy meter?
The EM340 has dimensions of 54 x 90 x 63 mm and is designed for DIN-rail mounting.
Does the EM340 have a display and how is it operated?
Yes, it features a backlit LCD display with 3 rows of 8 digits and an integrated touch keypad for operation.
Can the EM340 meter both imported and exported energy?
Yes, it can measure imported and exported energy (kWh and kvarh) or be programmed to only consider imported energy.
What optional communication ports are available on the EM340?
Optional ports include RS485 Modbus and M-bus for data communication.
What is the protection degree for the front of the EM340?
The front of the EM340 has a protection degree of IP51.
Can the EM340 be used for legal metrology?
Yes, with the PF option, the EM340 is certified according to the MID Directive and can be used for fiscal (legal) metrology.
What is the self-power supply voltage range for the EM340?
The self-power supply operates on 208 to 400 VLL AC, with a tolerance of -20% to +20%, at 50/60Hz.
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.





