Support-rotary device OPU-1

Mathematical processing of the measurement makes it possible to determine and display on the indicator board the relative systematic change in frequency, the average relative value of the frequency difference, the RMS relative frequency deviation, the RMS relative two-sample frequency deviation.

Technical specifications: reproduction of DC voltage from 50 mv to 1000 V - ranges of 200 mV; 2; 20; 200; 1000 V - error 0.01 – 0.023 % reproduction of the sinusoidal AC voltage from 0.3 mV to 750 V - ranges of 200 mV; 2; 20; 200; 750 V - error 0.15 – 0.225 % - frequency range 20 Hz - 100 kHz (20 Hz - 5 kHz on the range. 200 V; 20 Hz - 2.5 kHz on the range. 750 V) reproduction of DC power from 0.03 µA to 50 A - ranges of 200 Ma; 2; 20; 200 mA; 2; 50 A - error 0.012 – 0.022 % reproduction of AC power of sinusoidal shape from 3 µA to 50 A - ranges of 200 Ma; 2; 20; 200 mA; 2; 50 A - error 0.062 – 0.23 % - frequency range 20 - 5000 Hz (45 - 1000 Hz on the range. 50 A) RS-232C interfaces; USB operating temperature range from + 5 to +40oC dimensions 184.5x465x540.5 mm weight 20 kg power supply ~ 230 V

The set of devices includes a microwave transmitter module, a microwave receiver module, a set of devices (metal reflecting screens, a refractive prism, an absorbing screen, etc.) to demonstrate the properties of electromagnetic waves (radiation, absorption, reflection, refraction, interference, diffraction). Technical specifications: The wavelength of the microwave transmitter is 3 – 4 cm; The average value of the energy flux density emitted by the microwave transmitter meets the requirements of the SanPiN 2.4/2.1.8.9-36-2002 (no more than 10 MW/ sq. m.). Receiver (transmitter) weight, not more than 0.3 kg Overall dimensions of the receiver (transmitter) 172x25x77 mm The microwave receiver module has a built-in interface for connecting to a personal computer and provides the ability to display the measured information on the PC screen. The kit includes an electronic media with software (CD-ROM) to demonstrate the operation of the equipment on the monitor screen of a personal computer.

Technical specifications: Voltage reproduction range Uk 200 mV 0.07 + 0.01 DC: from 50 MV to 600 V, Uk 2 V 0.05 + 0.005 sub-bands (UK) 200 MV; 2; 20; 200; 600 V Uk 20 V 0.05 + 0.005 Basic error, ± (% of U + % of Uk): Uk 200 V 0.07 + 0.01 Uk 600 V 0.1 + 0.02 Voltage reproduction range Uk 200 mV 0.2 + 0.05 AC: from 1 mV to 600 V, sv. 20 to 40 kHz 0.2 + 0.1 sub-bands (Uk) 200 mV; 2; 20; 200; 600 V Uk 2; 20 V 0.15 + 0.02 Basic error, ± (% of U + % of Uk): from 20 Hz to 20 kHz 0.15 + 0.02 Uk 200 V; 600 V: 0.2 + 0.05 from 40 Hz to 1 kHz 0.2 + 0.05 DC power reproduction range: from 1 Ma to 200 mA, sub-bands (Ic) 200 Ma; 2; 20; 200 mA Ic 200 Ma 0.1 + 0.02 Basic error, ± (% of I + % of Ic): Ic 2; 20; 200mA 0.1 + 0.01 Power reproduction range AC: from 10 Ma to 200 mA, sub-ranges (Ic) 200 Ma; 2; 20; 200 mA 0.15 + 0.05 Frequency range from 20 Hz to 1 k Hz Basic error, ± (% of I + % of Ic): USB interface Operating temperature range from minus 10 to +50 C Dimensions; weight 428×327×235× mm; 10 kg

Technical specifications: Indicator name, unit of measurement, Indicator value, B5-89, B5-89/1 The range of the output voltage setting, the limits of the absolute error of the output voltage setting:- basic error, In; - in operating conditions, In, from 0 to 30.0 ± 0.2± 0.3, from 0 to 100.0 ± 0.3± 0.45 The range of the output current setting, the limits of the absolute error of the output current setting:- basic error, A; - in operating conditions, A, from 0 to 10.0 ± 0.2± 0.3, from 0 to 3.0 ± 0.1± 0.15 Instability of the output voltage when the supply voltage changes by ± 10% of the nominal value in the voltage stabilization mode, %, ± 0.05, no more, Instability of the output current when the supply voltage changes by ± 10% of the nominal value in the current stabilization mode, %, ± 0.2, no more, Instability of the output voltage when the load current changes at the output terminals of power supplies in voltage stabilization mode, %, ± 1, no more, Instability of the output current when the load voltage changes in the current stabilization mode at minimum load currents, %, ± 5, no more, Instability of the output current when the load voltage changes in the current stabilization mode at maximum load currents, %, ± 0.5, no more, Output voltage ripple in voltage stabilization mode, mV, 1.0, no more, Output current ripple in current stabilization mode, %, 1, no more, Instability of the output voltage from time, V, ± 0.5, ± 1.0 Instability of the output current from time, A, ± 0.3, ± 0.2 AC power supply: - voltage, V; - frequency, Hz, 230 ± 2350 ± 0.5, Weight, kg, 13.0, no more, Overall dimensions, mm, 384x301x169