DM194E-2S4 series digital multimeter

DM194E-2S4 sereis digital multimeter Easy installation Easy use Easy programmableDM194E-2S4 series multifunctional electrical power monitor instrument is better equipment, which applies to electrical power quality monitor. This instrument has the function of simultaneous measurement the current, voltage, frequency, active power, reactive power, apparent power, electric energy, and power factor in the electrified wire netting. It applies to the distributivity inspection of the transformer, generating set, capacitor bank and motor group; and displays the monitor outcome of the electrified wire netting and the automation control system. DM194E-2S4 series multifunction electrical power monitor instrument also can be applied to factory automation and building automation. It can measure all the quantity of electricity parameter and applied to different ranges of alternating-current switch, the measurement, data logging of the industrial power supply distributivity observation and control system conveniently. Based on DM194E-2S4 series multifunctional electrical power monitor instrument, a set of monitor system can be built by adding a set of center communication main control display software, which ground on IPC industrial control machine. DM194E-2S4 series multifunctional electrical power monitor instrument can substitute for many traditional simulation or digital measurement instruments, such as current meter, voltage meter, wattmeter, power factor meter, frequency meter. It can greatly reduce the cost, make the arrangement of wires convenient, and improve the security of the system. The multifunctional electrical power monitor instrument has serial port (RS485 or RS232), permitting connection and optimistic mode computer network; apply Modbus communication stipulation, make the setting of the programming or information obtaining convenient. Typical application The measurement of all the quantity of electricity The measurement &control of the most demand, power factor Electrical power measurement Replacing three-phase measuring instrument, three-phase quantity of electricity transmitter The distributivity inspection of transformer, generating set, capacitor bank and motor group Medium voltage &low voltage system SCADA, EMS, DCS, integration manufacturer Commercial application &industrial application 3.Function introduction 1). The measurement of the quantity of electricity Phase voltage: Ua, Ub, Uc (three phases & four wires) Line voltage: Uab, Ucb (three phases &three wires) Current: Ia,Ib,Ic Active power: Pa,Pb,Pc,Psum (active ,phase splitting power full power) Reactive power: Qa,Qb,Qc,Qsum (reactive, phase splitting power &full power) Apparent power: Sa,Sb,Sc,S (apparent phase splitting power & full power) Power factor: Pfa,Pfb,Pfc,Pf (phase splitting &average power factor) Frequency: F 2). Electrical power measurement Active electrical power: +WH, -WH (forward direction &reverse direction active electrical power) Reactive electrical power: +varH, -varH (forward direction &reverse direction reactive electrical power) 3). Output pulse Two ways photon coupling output separated from pulse (Wh, varH) output photon coupling, link with the upward pull resistance R=Vcc/5mA,Vcc =5V/12V/24V 4). Measurement way Three phases, four wires &three phases, three wires can be selected PT transformation ratio: 15000.0 CT transformation ratio: 12000.0 5). Display LED/(red), three rows, each row has five alphabets The way of display can be set to manual or automatic scan 6). Communication interface port one communication port: RS485 RS232 MODBUS communication stipulation RTU mode Baud rate: 1.2k/2.4k/4.8k/9.6k/19.2k Address: 1254 4. Technical specificationParameter AccuracyA phaseB phaseC phaseQuantum Average Voltage0.5%fsV1V2V3VE Current0.5%fsA1A2A3AE Active power0.5%fsW1W2W3W Reactive power0.5%fsvar1var2var3var Apparent power0.5%fsVA1VA2VA3VA Power factor0.5%fsPF1PF2PF3PF Active electrical power1%rdWh Reactive electrical power2%rdvarh Frequency0.2%rdHz2). Input range Voltage: 100V/220V/380V current: 1A 5A power: the most 6500W/var/VA Frequency: 45-65Hz 3). Load Voltage: <1.0VA/phase Current: <0.4VA/phase 4). Over loading Current: 1.2times rated continuity 10times rated 10 sec Voltage: 1.2times rated continuity 2times rated 10 sec 5). Dielectric strength IEC 688 / IEC 255-3 (1989) 2kV AC rms 1 min,input/crust/between the electrical source 6). Electromagnetic compatibility test Electrostatic discharge anti-jamming test: IEC-61000-4-2 4level Electricity fast transient pulse group anti-jamming test: IEC61000-4-4 3level Impulse anti-jamming test: IEC61000-4-5 4level Voltage dip, short-term interruption, voltage variation anti-jamming test: IEC61000-4-11 7). Work condition Temperature: -20+60 Humidity: RH 20%95%no condensation 8). Storing condition Temperature: -25+70 Humidity: RH 20%95% 9). Work electrical source AC 80-260V, 40-70Hz, DC 80-330V DC 20-60V (optional) The most power waste 6W 10). Outline, mounting and dimension L×W×H=120mm×120mm×130mm 11). Trepanning size L×W=110+1mm×110+1mm