EEM-MA790-R
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Measuring device
1576595
Multifunctional energy measuring device with integrated Modbus RTU/TCP and BACnet MSTP/IP interface for measuring electrical parameters in low-voltage installations up to 690 V. (phoenixcontact.com/empro-help)
Product details
| Product type | Energy measuring device |
| Product family | EMpro |
| Insulation characteristics | |
| Pollution degree | 2 |
| Display | |
| Display type | LCD display, backlit, 2-color, multi-line |
| 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) |
| Test voltage (Functional insulation) | 1 kV AC (50 Hz, 60 s) |
| Overvoltage category | III (300 V AC) |
| II (600 V AC) | |
| Insulation | Reinforced insulation |
| Electrical isolation Supply against all other potentials IEC 61010-1 | |
| Standards/regulations | IEC 61010-1 |
| Test voltage | 1 kV AC |
| Overvoltage category | III (300 V AC) |
| 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 |
| Measuring category | III (300 V AC) |
| II (600 V AC) | |
| Insulation | Reinforced insulation |
| Electrical isolation Current measurement input against all other potentials | |
| Insulation | Functional insulation |
| Electrical isolation Digital I/Os | |
| Insulation | Functional insulation |
| Electrical isolation Communication interface | |
| Insulation | Functional insulation |
| Supply | |
| Supply voltage range | 100 V AC ... 400 V AC (±20 %) |
| 150 V DC ... 250 V DC (±20 %) | |
| Power consumption | ≤ 4 W |
| Nominal frequency | 45 Hz ... 65 Hz (AC sine) |
| Frequency range | 45 Hz ... 65 Hz (AC sine) |
| 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 / 15,4 kHz |
| Number of periods | 10 |
| 12 | |
| 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) |
| 11 V AC ... 400 V AC (Phase/neutral conductor) | |
| Input voltage range via external transformers | 60 V AC ... 200000 V AC (primary) |
| 60 V AC ... 400 V AC (secondary) | |
| Surge voltage capacity | 760 V AC (Phase/Phase) |
| 440 V AC (Phase/neutral conductor) | |
| Precision | 0.2 % |
| 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 IN | 1 A |
| 5 A | |
| Nominal current range | 1 A ... 20000 A (primary, depending on external current transformer) |
| Input current | 1 A (secondary) |
| 5 A (secondary) | |
| Measuring range | 0,05 % ... 120 % IN |
| 0.05 % ... 120 % (IN) | |
| Overload capacity | 20 A (permanent) |
| 50 A (for 1 s) | |
| 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 S |
| Digital | |
| Description of the input | Digital input in accordance with IEC/EN 61131-2 (type 3) |
| Number | 1 |
| Voltage input signal | 24 V DC |
| 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) |
| 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) |
| 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 |
| 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) |
| Item dimensions | |
| Width | 96 mm |
| Height | 96 mm |
| Depth | 95 mm |
| 80 mm (Installation depth) | |
| Color | gray (RAL 7042) |
| Ambient conditions | |
| Degree of protection (Housing) | IP20 (Housing) |
| Degree of protection (Display) | 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) |
| CE | |
| Certificate | CE-compliant |
| UL, USA/Canada | |
| Identification | UL/C-UL Listed UL 61010-1 |
| FCC | |
| Identification | Class A |
| Certificate | Part 15 |
| UL data | |
| Operating mode | Indoor use |
| Noise immunity (Environment class) | E2 |
| Emitted interference(Emission class) | |
| Standards/regulations | IEC 61326-1 (class A) |
| Standards/regulations | IEC 61010-1 |
| IEC 61326-1 | |
| IEC 61557-12 |
| 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
| ECLASS-13.0 | 27142330 |
| ECLASS-15.0 | 27142330 |
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PHOENIX CONTACT SAS
52 Boulevard de Beaubourg; Emerainville 77436 Marne La Vallée Cedex 2