Phoenix Contact 2907980 EEM-MA370-R Energy Meter Modbus RTU/TCP 690V

The Phoenix Contact EEM-MA370-R (2907980) is a multifunctional EMpro energy measuring device for low-voltage installations up to 690 V, with integrated Modbus/RTU (RS-485) and Modbus/TCP (Ethernet) interfaces. It mounts on a DIN rail and is set up with a web-based installation wizard.

Technical specifications:

• Item number: 2907980
• Type: EEM-MA370-R, EMpro energy measuring device
• Mains types: 3-phase (3 or 4-conductor), 2-phase (2-conductor), single-phase
• Voltage input, direct: 18 to 690 V AC phase/phase, 11 to 400 V AC phase/neutral
• Voltage input via external transformers: 60 V to 2,000,000 V AC primary, 60 to 400 V AC secondary
• Current input: 1 A or 5 A secondary, 1 A to 20,000 A primary
• Measuring principle: true r.m.s. value, harmonics up to the 63rd
• Precision: 0.2 % voltage and current, 0.5 % power
• Active energy: class 0.5 S (IEC 62053-22, ANSI C12.20)
• Reactive energy: class 2 (IEC 62053-23)
• Supply voltage: 100 to 230 V AC or 150 to 250 V DC (±20 %), 50 to 60 Hz
• Digital input and output: 1 each, 24 V DC (IEC/EN 61131-2 type 3)
• Communication: Modbus/RTU over RS-485 (2.4 to 115.2 kbps, integrated 120 Ω termination), 1 Ethernet port
• Display: backlit 2-colour multi-line LCD
• Connection: screw terminals, 0.2 to 6 mm² for current, voltage and supply
• Dimensions (W x H x D): 90 x 90 x 71.9 mm, 5 HP
• Mounting: horizontal DIN rail
• Degree of protection: IP20 housing, IP40 display
• Operating temperature: -25 to 70 °C
• Standards: IEC 61010-1, IEC 61326-1, IEC 61557-12
• Approvals: CE, UL/C-UL Listed UL 61010-1
• Weight: 293.2 g