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V3-38A

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7 119 UAH
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Millivoltmeter V3-38A (V3 38A, V338A, b3-38a, b338a, b3 38a)

Designed to measure the rms AC voltage sine wave of 0.1 mV to 300 V in the frequency range from 20 Hz to 5 MHz.
The span value of 1 mV, 3mV, 10mV, 30mV, 100mV, 300mV, 1V, 3V, 10V, 30V, 100V and 300V
The basic error of ± 2,5%

Millivoltmeter V3-38A is designed to measure the rms AC voltage sine wave of 0.1 mV to 300 V in the frequency range from 20 Hz to 5 MHz.
The operating conditions of use of the instrument Millivoltmeter V3-38A: ambient temperature from 10 ° to 35 ° C;
relative humidity. air 80% at 25 ° C, atmospheric pressure from 86 to 106 kPa (650 to 800 mm Hg. st.) mains (220 ± 22), frequency (50 ± 0,5) Hz .
Technical Data is a
Measurement range of the instrument voltages from 300V to 100mkV overlapping ranges with upper limits of 1 mV, 3mV, 10mV, 30mV, 100mV, 300mV, 1V, 3V, 10V, 30V, 100V and 300V. Instrument measures the voltage in the frequency range from 20 Hz to 5 MHz .
The range of frequencies of the device Millivoltmeter V3-38A has a working range of frequencies:
I from 45 Hz to 1 MHz (on);
II from 20 to 45 Hz (except);
III St.. 1 to 3 MHz (on);
IV St.. 3 to 5 MHz (inclusive).
Frequency of calibration of 1 kHz. Primary instrument error, expressed as a percentage of the upper limit established by sub-band measurements, no more than ± 2,5%.
Instrument error Millivoltmeter V3-38A in the working frequency regions, expressed as a percentage of the upper limit of the established sub-band, and the change of readings within the operating frequency ranges with respect to the frequency of calibration readings in percent, do not exceed the values ​​shown in Table. 1.

 
Table 1
Subranges
The limits of permissible errors (beyond the assumed changes of reading),%
Operating frequency range
I
II
III
IV
1 mV-300mV
± 2,5
± 4,0 (± 4,0)
± 4,0 (± 4,0)
± 6,0 (± 6,0)
1B-300B
± 6,0 (± 6,0)

Change readings, caused by changes in temperature. Ambient air from the normal to any temperature within the operating temperature range does not exceed the basic error for every 10 ° C change in temperature.
Change readings Millivoltmeter V3-38A, expressed as a percentage of the upper limit established by sub-band, rejecting the shape of the measured voltage from the sinusoidal (THD less than 20%) is less than half the value of the harmonic content in percent.
The deviation of the index from scratch, due to the intrinsic noise does not exceed 5% of the upper limit established by sub-band measurements with closed-circuit input.
The device retains its specifications within the rules, if its input DC voltage is not more than 250-V
Response time the device is less than 4 seconds.
Millivoltmeter V3-38A save tons of basic error handling five times after exposure to stress, but not more than 600 V.
Active impedance device, measured at a frequency of 45 Hz, less than 5 megohms at subbands upper limits 1-300mV and at least 4 Mohms subbands upper limits in 1-300
Input capacitance unit is not more than 25 pF subbands upper limits of 1-300 mV and not more than 15 pF subbands upper limits of 1-300 W.
The capacity of each of the connecting cable is not more than 80 pF. Warm-up time 15 min. Millivoltmeter V3-38A retains its specifications when powered from the mains AC voltage (220 ± 22) V (50 ± 0,5) Hz.
The power consumed by the network at a nominal voltage not exceeding 6 VA. Device allows continuous operation in the working conditions for 8 hours
Dimensions, not more 152h206h275 mm.
Dimensions of transport container 526h542h396 mm.
Unit weight Millivoltmeter V3-38A or less than 3.2 kg.
Weight with transport container is not more than 25 kg.

Photos: V3-38A

V3-38A device image.
V3-38A device image.
V3-38A front view.
V3-38A front view.
V3-38A side view.
V3-38A side view.
V3-38A rear view.
V3-38A rear view.
V3-38A overhead view.
V3-38A overhead view.
V3-38A bottom view.
V3-38A bottom view.


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