Measuring instrument - EEM-MA250
2901363

Energy measurement device to measure electrical parameters in low voltage installations up to 500 V, acquisition of total harmonic oscillations - can be expanded with RS-485 interface

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Product Details




Utilization restriction
EMC note EMC: class A product, see manufacturer's declaration in the download area

Product type Energy meter
Insulation characteristics
Overvoltage category III
Pollution degree 2

Rated insulation voltage 300 V AC (EN 61010-1)
Electrical isolation EN 61010-1 (Safe isolation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Basic insulation)
EN 61010-1 (Basic insulation)
EN 61010-1 (Basic insulation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Safe isolation)
EN 61010-1 (Basic insulation)
EN 61010-1 (Basic insulation)
Test voltage 3.5 kV AC (50 Hz, 1 min.)
2.2 kV AC (50 Hz, 1 min.)
Mains type 3-phase (3 or 4-conductor), 2-phase (2-conductor), and single-phase (1-conductor)
Supply
Supply voltage range 110 V AC ... 277 V AC -10 % ... +15 %
Nominal power consumption 5 VA

General
Measuring principle True r.m.s. value measurement
Measured value AC sine (50/60 Hz)
Acquisition of harmonics up to 51st harmonic
Description of the input Digital input
Number 1
Voltage input signal 230 V AC ±10 % (Tariff switchover: e.g., day/nighttime tariff)
Measurement: Voltage
Input name Voltage measuring input V1, V2, V3
Input voltage range 50 V AC ... 519 V AC (Phase/Phase)
28 V AC ... 300 V AC (Phase/neutral conductor)
Precision 0.2 %
Measurement: Current
Input name Current measurement I1, I2, I3
Input current range via external transformers
Input current 9999 A (primary)
5 A (secondary)
Overload capacity 6 A (Permanent)
Response threshold from measuring range nominal value 5 mA
Precision 0.2 %
Measurement: Power
Messbereich_Leistung 0 kW ... 9999 kW
0 kvar ... 9999 kvar
0 kVA ... 9999 kVA
Precision 0.5 %
Active energy (IEC 62053-22) Class 0.5 S
Reactive power (IEC 62053-23) Class 2

Output description Transistor output, active
Number 1
Maximum switching voltage 30 V DC
Current carrying capacity 27 mA

Connection method Screw connection
Stripping length 6 mm
Note other connections
Conductor cross section solid 0.5 mm² ... 2.5 mm²
Conductor cross section flexible 0.5 mm² ... 2.5 mm²
Conductor cross section AWG 20 ... 14
Torque 0.6 Nm ... 0.6 Nm
Stripping length 6 mm
Note Current and voltage connection
Conductor cross section solid 0.5 mm² ... 4 mm²
Conductor cross section flexible 0.5 mm² ... 4 mm²
Conductor cross section AWG 20 ... 10

Data: Modbus RTU/JBUS
Interface RS-485
Serial transmission speed 2,4 ... 38.4 kbps
Connection method Screw terminal blocks
Data
Communication protocol Modbus RTU/JBUS
Communication standard RS-485
Connection method Screw terminal blocks
Transmission speed range 2.4 kbps ... 38.4 bps (Serial)

Width 72 mm
Height 90 mm
Depth 64 mm

Ambient conditions
Degree of protection IP51 (Front)
IP20 (Back side)
Ambient temperature (operation) -10 °C ... 55 °C (14 °F ... 131 °F)
Ambient temperature (storage/transport) -20 °C ... 70 °C (-4 °F ... 158 °F)
Max. permissible relative humidity (operation) ≤ 95 %
Max. salt spray content ≤ 2.5 %

CE
Designation CE
Certificate CE-compliant
CE
Designation UL, USA / Canada
Identification UL 61010-1
CSA-C22.2 No. 61010-1
cULus
UL data
Nominal supply voltage range 110 V AC ... 277 V AC -10 % ... +15 %
Altitude ≤ 2000 m
Operating mode Indoor use
Surge voltages Transient overvoltage according to installation classes
Overvoltage category I, II, III
Overvoltage category of the supply Min. II
Ambient temperature (operation) 5 °C ... 40 °C
Max. permissible relative humidity (operation) 80 % (up to 31 °C)
50 % (at 40 °C)
UL data
Nominal supply voltage range 110 V AC ... 277 V AC -10 % ... +15 %
Altitude ≤ 2000 m
Operating mode Indoor use
Ambient temperature (operation) 5 °C ... 40 °C
Max. permissible relative humidity (operation) 80 % (up to 31 °C)
50 % (at 40 °C)
Surge voltages Transient overvoltage according to installation classes
Overvoltage category I, II, III
Overvoltage category of the supply Min. II

Mounting type DIN rail mounting
Mounting position Horizontal DIN rail

Item number 2901363
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C04
Product Key CK4C11
Catalog Page Page 209 (C-5-2017)
GTIN 4046356585811
Weight per Piece (including packing) 319.8 g
Weight per Piece (excluding packing) 317.5 g
Customs tariff number 90303100
Country of origin FR


ECLASS

ECLASS-9.0 27142330
ECLASS-10.0.1 27142330
ECLASS-11.0 27142330

ETIM

ETIM 7.0 EC002301

China RoHS Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values

Your advantages

RS-485 interface (JBUS/MODBUS)
Pulse output