PRODUCT FUNCTION

1Input signal:

●Three phase AC 50/60Hz voltage and current; Input frequency: 45-75Hz;

●Voltage range (phase voltage): 10V, 60V, 100V, 250V, 500V, etc. are optional;

●Current range: 1A, 5A, 10A, 20A, etc. are optional; The EDA9033Dc model with an external current transformer has been added, with ranges of 50A, 100A, 200A, 300A, 500A, 1000A, etc

●Signal processing: 16 bit A/D conversion, 6 channels, synchronous AC sampling at a rate of 4KHz per channel, module real-time data (excluding frequency F) update cycle can be set (40mS~1000ms, 10mS per step);

●Overload capacity: 1.4 times the range input can be measured correctly; Instantaneous (<10 cycles) current 5 times, voltage 3 times the range without damage;

●Input impedance: Voltage channel ≥ 1 k Ω/V; Current channel ≤ 10m Ω;

●Switching input: 2-channel, passive null contact or logic level input, 0-0.5V or short circuited to 0,+3-30V or open circuit to 1;

●Temperature measurement: The 9033DW model with expansion function has 3 temperature measurement functions, which can measure the temperature of 3 cables. But at the same time, the J1 relay output and 2-channel electric energy pulse output functions have been cancelled; The measurement temperature range is -10 to 90 ℃;

2Communication output:

●Output data: three-phase phase voltages Ua, Ub, Uc; Three phase currents Ia, Ib, Ic; Active power P, reactive power Q, apparent power S, power factor PF, fundamental active power P1, harmonic active power Px, fundamental reactive power Q1, frequency F; P, Q, S, PF, P1, Px, Q1 of each single-phase (A, B, C); Positive active energy, reverse active energy, forward reactive energy, reverse reactive energy and other electrical parameters;

●Output interface: RS-485 interface, two-wire system,+15KV ESD protection; Or RS-232 interface,+2KV ESD protection.

●Communication protocol: Standard MODBUS-RTU communication protocol;

●Data format: customizable; 10 bits, 1 start bit 0, 8 data bits, 1 stop bit 1; Or 11 bits, which can be set by software for odd, even, or no verification;

●Communication speed (Bps): 1200, 2400, 4800, 9600, 19.2K, adjustable;

3Output interface:

●Switching output: 2 channels, for relay normally open contact output, relay contact capacity is 3A250VAC; Can be set as the upper and lower limit alarm output for each parameter; Parameter types can be set, and alarm upper and lower limits can be set;

●Power pulse output: 2 channels, 1 channel is active power pulse output, 1 channel is reactive power pulse output, (no direction, forward and reverse sum); The pulse is a negative pulse with a width of 50-80mS, connected to the power ground GND; Each pulse equivalent is: module U0 * I0/3600000 degrees;

●Analog output: 1 channel 4-20mA, configurable as any measured parameter output or as a remote adjustment output;

4Measurement accuracy:Voltage, current, etc. are better than 0.2%, and other electrical quantities are better than 0.5%;

5Parameter setting:Module address, baud rate, battery level, alarm parameters, etc. can all be set through the communication interface;

6Module power supplyEither+5V ± 5%,+8-30V, or AC220 (100) V can be selected; Power consumption:<0.5W;

●+5V power supply, current consumption less than 50mA, input ripple should be less than 100mV, input voltage 5V ± 5%;

●+Power supply of 8-30V, current consumption less than 50mA, maximum input voltage not exceeding+35V;

●AC power supply (50HZ), input voltage is AC85V~265V;

7Isolation:1000V， The current input, voltage input, AC power input, relay output contacts, and communication interface output are all isolated from each other. The communication interface, DC power supply, power pulse output, switch input, and analog output share a common ground GND;

8Work environment:Working temperature:-20～70℃Storage temperature:-40～85℃；relative humidity≤ 90% non condensing，86～106kPa，Non corrosive gas environment;

9External dimensions:122 * 70 * 54mm, the external dimensions of EDA9033Dc module are 122 * 70 * 43mm; installation method: DIN rail card mounting;

External dimensions