EEM-MA790-R - Measuring device - 1576595

Notes

Note on application
Note on application	As things stand now, we are preparing the product so that, as of December 11, 2027, it will comply with the requirements of the EU Cyber Resilience Act (CRA) based on the information currently available regarding the CRA.

Product properties

Product type	Energy measuring device
Product family	EMpro
Special properties	The product is being prepared for compliance with the Cyber Resilience Act (CRA)
Insulation characteristics
Overvoltage category	III (300 V AC)
Protection class	II
Pollution degree	2
Display
Display type	LCD display, backlit, 2-color, multi-line

Electrical properties

Electrical isolation Housing against all potentials IEC 61010-1
Standards/regulations	IEC 61010-1
Test voltage (reinforced insulation)	4 kV AC (50 Hz, 60 s)
Overvoltage category	III (300 V AC)
Overvoltage category		II (600 V AC)
Insulation	Reinforced insulation
Electrical isolation Supply against all other potentials IEC 61010-1
Standards/regulations	IEC 61010-1
Test voltage (reinforced insulation)	4 kV AC (50 Hz, 60 s)
Overvoltage category	III (300 V AC)
Overvoltage category		II (600 V AC)
Insulation	Reinforced insulation
Electrical isolation Voltage measurement input against all other potentials IEC 61010-2-030
Standards/regulations	IEC 61010-2-030
Test voltage (reinforced insulation)	4 kV AC (50 Hz, 60 s)
Measuring category	III (300 V AC)
Measuring category		II (600 V AC)
Insulation	Reinforced insulation
Electrical isolation Current measurement input against all other potentials
Test voltage (Functional insulation)	1 kV AC (50 Hz, 60 s)
Insulation	Functional insulation
Electrical isolation Digital I/Os
Test voltage (Functional insulation)	1 kV AC (50 Hz, 60 s)
Insulation	Functional insulation
Electrical isolation Communication interface
Test voltage (Functional insulation)	1 kV AC (50 Hz, 60 s)
Insulation	Functional insulation
Supply
Supply voltage range	100 V AC ... 400 V AC (±20 %)
Supply voltage range		150 V DC ... 250 V DC (±20 %)
Power consumption	≤ 4 W
Nominal frequency	50 Hz ... 60 Hz (AC sine)
Frequency range	45 Hz ... 65 Hz (AC sine)

Input data

Measuring data acquisition
Measuring principle	True r.m.s. value measurement (seamless)
Supply system configuration	TN, TT, IT (PE)
Frequency measuring range (Fundamental component)	45 Hz ... 65 Hz
Measured value	AC sine (50 Hz/60 Hz)
Scanning rate	12,8 kHz (50 Hz) / 15,4 kHz (60 Hz)
Number of periods	10 (true RMS value at 50 Hz)
Number of periods		12 (true RMS value at 60 Hz)
Acquisition of harmonics	up to 63rd harmonic
Measurement: Voltage
Input name	Voltage measuring input V1, V2, V3
Input voltage range direct	18 V AC ... 690 V AC (Phase/Phase)
Input voltage range direct		11 V AC ... 400 V AC (Phase/neutral conductor)
Input voltage range via external transformers	60 V AC ... 200000 V AC (primary)
Input voltage range via external transformers		60 V AC ... 400 V AC (secondary)
Surge voltage capacity	760 V AC (Phase/Phase)
Surge voltage capacity		440 V AC (Phase/neutral conductor)
Precision	0.1 %
Power consumption	< 0.5 VA
Crest factor	> 2
Input impedance	5 MΩ (per channel)
Measurement: Current
Input name	Current measurement I1, I2, I3
Nominal current I_N	1 A (secondary)
Nominal current I_N		5 A (secondary)
Nominal current range	1 A ... 20000 A (primary, depending on external current transformer)
Measuring range	0.05 % ... 120 % (I_N)
Overload capacity	20 A (permanent)
Overload capacity		50 A (for 1 s)
Precision	0.2 %
Power consumption	< 0.5 VA
Crest factor	> 2
Input impedance	< 1 Ω (per channel)
Measurement: Power
Active energy (IEC 62053-22)	Class 0.2 S
Reactive power (IEC 62053-23)	Class 2
ANSI C12.20	Class 0.2
Digital
Description of the input	Digital input in accordance with IEC/EN 61131-2 (type 3)
Number	1
Voltage input signal	24 V DC
Voltage input signal		0 V DC ... 30 V DC
Current input signal	2 mA ... 15 mA
Protection	250 mA (fast-blow)
Protective circuit	Protection against incorrect DC connection (max. 30 V)

Output data

Digital
Output description	Digital output in accordance with IEC/EN 61131-2 (type 3)
Number	1
Current output signal	≤ 100 mA
Voltage output signal	24 V DC
Protection	250 mA (fast-blow)
Protective circuit	Protection against incorrect DC connection (max. 30 V)

Connection data

Current / voltage / supply
Connection method	Screw connection
Stripping length	8 mm
Screw thread	M3
Conductor cross-section rigid	0.2 mm² ... 6 mm²
Conductor cross-section flexible	0.2 mm² ... 4 mm²
Conductor cross-section AWG	24 ... 10
Tightening torque	0.5 Nm ... 0.6 Nm
Digital I/O / communication
Connection method	Screw connection
Stripping length	7 mm
Screw thread	M3
Conductor cross-section rigid	0.14 mm² ... 2.5 mm²
Conductor cross-section flexible	0.14 mm² ... 1.5 mm²
Conductor cross-section AWG	26 ... 14
Tightening torque	0.5 Nm ... 0.6 Nm
RS-485
Connection method	Screw connection
Stripping length	7 mm
Screw thread	M3
Conductor cross-section rigid	0.2 mm² ... 2.5 mm²
Conductor cross-section flexible	0.2 mm² ... 2.5 mm²
Conductor cross-section AWG	24 ... 12
Tightening torque	0.5 Nm ... 0.6 Nm

Interfaces

Data: Network interface - Ethernet
Communication protocol	BACnet IP
	Modbus/TCP
	REST (HTTP)
Connection method	RJ45
Transmission speed	10 Mbps
	100 Mbps
Data: Network interface - serial
Communication protocol	BACnet MS/TP
	Modbus/RTU
Connection method	RS-485
Note	Screw connection
Transmission speed range	2.4 kbps ... 115.2 kbps
Resistance	120 Ω (integrated)

Dimensions

Item dimensions
Width	96 mm
Height	96 mm
Depth	95 mm
	80 mm (Installation depth)
Panel feed-through
Strength	≤ 5 mm (Permissible control panel thickness for installation)

Material specifications

Color	gray (RAL 7042)

Environmental and real-life conditions

Ambient conditions
Degree of protection	IP20 (Housing)
	IP54 (Display with seal (included))
Ambient temperature (operation)	-25 °C ... 70 °C
Ambient temperature (storage/transport)	-30 °C ... 80 °C
Altitude	≤ 2000 m
Max. permissible relative humidity (operation)	≤ 95 % (non-condensing)
Shock (operation)	30 g / 18 ms
Vibration (operation)	1g (10 Hz ... 150 Hz)

Approvals

CE
Certificate	CE-compliant
UL, USA/Canada
Identification	UL/C-UL Listed UL 61010-1
FCC / ISED
Identification	Class A
Certificate	Part 15 / ICES-003
UL data
Operating mode	Indoor use

EMC data

Noise immunity (Environment class)	E2
Emitted interference(Emission class)
Standards/regulations	IEC 61326-1 (class A)

Standards and regulations

Standards/regulations	IEC 61010-1
	IEC 61326-1
	IEC 61557-12

Mounting

Mounting type	Panel mount
Mounting position	Front panel installation, horizontal

Item number	1576595
Packing unit	1 pc
Minimum order quantity	1 pc
Product key	CMMC21
GTIN	4067923065550
Country of origin	Information on the country of origin is provided with the delivery.

ECLASS-13.0	27142330
ECLASS-15.0	27142330

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

EEM-MA790-R - Measuring device

1576595

Product details

ECLASS

ETIM

Compatible products

Your advantages

Test demo web server

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

EEM-MA790-R - Measuring device 1576595

Product details

ECLASS

ETIM

Compatible products

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Your advantages

Test demo web server

EEM-MA790-R - Measuring device

1576595