Universal measuring device PEM353-P with Modbus RTU

Nominal voltage and voltage inputs: 3(N)AC 230/400 V 50/60 Hz
directly or via measuring voltage transformer primary (1...1,000,000) and secondary (1...690) with a maximum ratio of 10,000.
Voltage measuring range: 10 V up to 200 % Un

Current inputs: 3x 5 A (0...200 %)
Current transformer ratio adjustable: Primary (1...30,000) and secondary (1...5)

Rated supply voltage US: 95...250 V
Frequency range of US: DC, 47...440 Hz
Power consumption: < 5 VA

Device for front panel mounting: 96 x 96 mm
Mounting depth: 67 mm (+13.2 mm terminals)
Degree of protection, front: IP54 (when installed with the enclosed sealing gasket)

Digital pulse outputs: 2 solid-state
Digital inputs: 4

Back-lit LC display for simultaneous representation of 4 measured quantities and graphic display of phasor diagram, waveforms and bar graph/histogram of the harmonic.
Standard display indication with 4 adjustable measured quantities.
Display password protection

Operating temperature: -25...+55 °C

Accuracy class of active energy metering in accordance with IEC 62053-22: 0.5 S

Communication via Modbus RTU (RS-485, galvanically isolated)

Sampling rate of the measuring channels: 3.2 kHz

Universal measuring device for the following measurements:
Voltage (3x phase voltages and line-to-line voltages each)
Phase currents (I1, I2, I3)
Neutral current calculated
Frequency
Displacement factor (cos phi)
Power factor
Power: Fractional and total values of active, reactive and apparent power per line conductor
Energy:  Active and reactive energy import and export meter as well as apparent energy meter
Phasing/angle in current and phase voltage
Unbalance in current and phase voltage in %, as well as symmetrical components of the negative sequence and the zero sequence
Total harmonic distortions (THD, TOHD, TEHD) in current and voltage (up to the 31st harmonic)
K-factor
Crest factor
Total demand distortion (TDD)
Adjustable up to 4 pulse counters
Total phase and individual phase energy meters (import, export, net and total per active and reactive energy; total apparent energy)
Times of use for energy measurement – 8 tariffs (switching according to 2 schedules or via digital inputs)
Tariff energy metering for import and export per active and reactive energy and total apparent energy
Energy data log – 12 monthly values per tariff and total phase energy metering

Limit value monitoring with alarm forwarding (9 parametrisable setpoints; (over setpoint/under setpoint)
Visual alerting when a limit value is exceeded

History memory (SOE log) with timestamp: 100 entries; resolution 1 ms; Logging of system messages, change of settings and limit value violations

Demands and peak demands of current and power within a configurable time

Can also be used in IT systems without additional circuitry 

Manufacturer:
Bender GmbH & Co. KG
Londorfer Straße 65
35305 Grünberg

Type: PEM353-P
Article number: B93100354
Unit: units