Radiometric devices >> voltmeters

V3-52/1

16 999 RUB
6 800 UAH
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2 pieces

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Millivoltmeter V3-52/1 digital (V3521, V-3-52-1, B 3 52 1, b3-52 / 1, B-352 / 1 352 / 1, VZ-52 / 1, B-W- 52 / 1, B-3-52 / 1, B3-52, b-3-52 / 1, b 3 52 / 1, b-352 / 1, b 352 / 1, b3-52)
 
Millivoltmeter digital B3-52 / 1 is designed to measure AC voltage from 1 mV to 3 V at frequencies from 10 kHz to 1 GHz and the measurement of the external voltage divider over 3V to 300V at frequencies from 100kHz to 300MHz in the laboratory and shop mustache tions.The instrument can be when he borrowed at from three and operation of various types of electronic equipment.The unit B3-52 / 1 can be used to convert AC voltage into DC voltage.Instrument reading corresponds to the rms value of sinusoidal voltage.
 
Technical characteristics of the devices millivoltmeters B3-52/1 digital:
 
- Ambient temperature from 283K to 308K (10 º C to 35 ° C);
- Relative humidity up to 80% at 25 ° C (298K);
- Atmospheric pressure 86kPa 106kPa-(650mm.rt.st. 800mm.rt.s-t);
- Power supply AC 220V ± 22V 50Hz ± 0,5 Hz and harmonic content up to 5%;
The range of measured B3-52 / 1 voltage of 1mV to 300V subranges overlap with the upper limits of 10mV, 30mV, 100mV, 300mV, 1V, 3V and with an external voltage divider 1:100 subranges with upper limits 10V, 30V, 100V and 300V;
Frequency range of the measured device B3-52 / 1 voltage of 10 kHz to 1000 MHz when measured with probe and from 100kHz to 300MHz when measured with an external voltage divider.Normal Capacity region of frequencies, the measured voltage of the device 100kHz to 10MHz, the working frequency range, the instrument measured the stress from 10kHz to 100kHz and 10MHz to 100MHz from the measurement with the probe and from 10MHz to 300MHz when measured with an external voltage divider 1:100;
The main error of the instrument, expressed as a percentage of the readings should be as specified in Table. 1.
 
Table 1: The basic error unit B3-52 / 1
Subrange
δ on
10mV
± [3 + (U k / U n -1)]%
30mV-3B
± [2 +0,5 (U k / U n -1)]%
10V-300V (external divider 1:100)
± [4 +0,5 (U k / U n -1)]%
 
The limit of permissible error in the parting of the working range of frequencies, expressed as a percentage of the readings should be as specified in Table. 2.
 
Table 2: Maximum permissible error in the parting of the working frequency range
 
Subrange
Frequency
from 10MHz to 30MHz inc.
from 30MHz to 100MHz incl.
from 10mV to 3V
± [4 +2,5 (U k / U n -1)]%
± [6 +2,5 (U k / U n -1)]%
10V-300V with an external divider 1:100
± [6 +2,5 (U k / U n -1)]%
± [10 +4 (U k / U n -1)]%
 
Subrange
Frequency
300MHz from 100MHz up to incl.
from 300MHz to 600MHz incl.
from 600MHz to 1000MHz inc.
δ 1
from 10mV to 3V
± [10 +6 (U k / U n -1)]%
± [15 +6 (U k / U n -1)]%
± [25 +10 (U k / U n -1)]%
10V-300V with an external divider 1:100
± [15 +6 (U k / U n -1)]%
 
 
 
 
 
Voltmeter B3-52 / 1 has an output DC voltage of positive polarity, with nominal conversion:
= K n U,
where K N - nominal value of the conversion factor; - Nominal value of output voltage, V; U - actual value of input voltage, V.
The nominal value of the conversion coefficient K n are given in Table.3.
Accuracy of the conversion coefficient of the AC voltage does not exceed the measurement error by more than± 10%;
Change the readings B3-52 / 1, caused by the deviation of the ambient temperature from normal to any temperature within the operating temperature range does not exceed the permissible basic error for every 10 K temperature change;
 
The nominal value of the conversion coefficient K on
Subrange
Кн (oil saturation factor)
Note
10mV
100
 
30mV
ap. 10
 
100mV
ap. 10
 
300mV
1
 
1B
1
 
3B
0.1
 
10B
0.1
With an external divider 1:100
30B
0-01
With an external divider 1:100
100V
0-01
With an external divider 1:100
300V
0.001
With an external divider 1:100
 
Changing indications mV B3-52 / 1, caused by changing the voltage from the nominal value of ± 5% not exceed half the permissible limit thus a key error.In this correction is not zero admits;
Change the readings due to changes in supply voltage from the nominal value by ± 10%, less than half the limit of admissible Kai basic error.At the same time admits a zero adjustment controls;
Electrical zero offset due to changes in supply voltage from the nominal value by ± 10%, does not exceed the permissible basic error;
Instability in electrical zero does not exceed:
a) half the basic error due to fluctuations;
b) The basic error due to drift of electrical zero for 1 h;
The active input impedance of the device B3-52 / 1 when measuring voltages above 1V at least:
a) when measured with the probe:
- 100 ohms at a frequency of 16 MHz;
- 30 ohms at a frequency of 100 MHz;
b) when measuring with an external voltage divider:
- 100 ohms at a frequency 15MGts;
- 50 ohms at 100 MHz;
Input capacitance device B3-52 / 1 does not exceed 2.5 pF when measured with the probe, and 3.5 pF when measured with an external divider 1:100;
Output impedance of the device when converting AC voltage into DC voltage 100K ohms ± 20;
The unit B3-52 / 1 has the following run:
- Internal periodic;
- External single or periodic;
Source parameters trigger pulse must be as follows:
- Logic - positive;
- Polarity - negative;
- Pulse repetition frequency - no more 8Gts;
- A logic level zero - from 0V to 0.4V;
- The level of logical units - from 2.4 to 4.5;
- The steepness of the leading edge of - not less than 0.5 V / ms;
- Duration - at least 10mks;
The unit B3-52 / 1 has access to the chi fropechatayuschee device.Information is given in a parallel BCD 8-4-2-1 in the form of voltage levels;
The output code signals correspond to the positive logic and have the following options:
- A logic level zero - from 0V to 0.4V;
- The level of logical units - from 2.4 to 4.5;
The signal for the team in tsifropechatayuschee device (the signal "transfer") has the following options:
- Pulse polarity - positive;
- Duration - at least 10mks;
- The steepness of the leading edge at least 2.4 V 0.5 V / ms;
Response time the device does not exceed 3 seconds;
Standing wave ratio tee transition with a wave impedance of 50 ohms at 1GHz does not exceed 1.2;
The device provides its specifications within the rules after the time samoprogreva equal to 15 minutes;
Voltmeter B3-52 / 1 retains its specifications within the rules when feeding it from AC 220V ± 22V 50Hz ± 0,5 Hz and harmonic content up to 5%;
The power consumed by the device on the network at a nominal voltage not exceeding 12V ∙ A;
The device allows for continuous operation in the working conditions for 8 hours while maintaining their performance within the rules;
Change the readings B3-52 / 1 at a deviation of the measured voltage waveform from a sine wave does not exceed the value determined by the formula:
 
δ n = (( ) / U 1) 100,
where δ n - change of the readings,%; n - harmonic number; U n - the amplitude of the n-th harmonic of the measured voltage, V; U 1 - the amplitude of the first harmonic of the measured voltage;
Dimensions instrument - 153x206x293mm;
Mass of device B3-52 / 1 - not more than 3.8 kg, the unit in a transport container no more than 25kg.

Photos: V3-52/1

V3-52/1 millivoltmeter image.
V3-52/1 millivoltmeter image.
V3-52/1 front view.
V3-52/1 front view.
V3-52/1 side view.
V3-52/1 side view.
V3-52/1 rear view.
V3-52/1 rear view.
V3-52/1 side view.
V3-52/1 side view.
V3-52/1 overhead view.
V3-52/1 overhead view.
V3-52/1 bottom view.
V3-52/1 bottom view.


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