M42304 M42304
4.9 63
M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter (M 42304, M-42304)
Designed for current and voltage in electrical circuits, DC.
Dimensions - 80h80mm, cut-out shield 77.5 mm.
Accuracy class - 1.5, 2.5.
Tryaskoprochny and vibration.

Products catalog

Electrical measuring instruments
analog panel meters
ammeters and voltmeters
DC
size 80x80mm
M42304 front view (scale).

Price:

on request

 

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In stock:   more than 100 pieces of all denominations.

Product information updated 04 December 2024.

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Warranty:

12 months.

Warranty extension up to 5 years. 

Terms of delivery:

To all regions of the country, international delivery. 

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Product information updated 04 December 2024.

Found cheaper?

Let us know. Our price is the best. 

Warranty:

12 months.

Warranty extension up to 5 years. 

Terms of delivery:

To all regions of the country, international delivery. 

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Accessories, inexpensive analogues and other devices in stock(7)

Technical characteristics

M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter (M 42304, M-42304)
 
M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter designed to measure current and voltage in electrical circuits, DC.
For measurements of currents and voltages in excess of these limits are applied and additional external shunt resistor (ordered separately).
The rate of mean time to failure of devices microammeter M42304 - 55,000 hours, devices M42304 - 92,250 hours;
The average lifespan of devices for 12 years;
The design of the housing units M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter provides protection for the front panel IP50 or IP54, for the live parts - IP00.
M42304 devices ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter withstand prolonged overload current or a voltage equal to 120% of the upper limit of range for 2 hours;
The device is filled with high-quality plastic housing that can be used in harsh environments.
Calibrated wire connecting devices with shunts, supplied equipment (at customer's request). On request is possible to manufacture devices with increased protection.
Gauges Ammeter M42304, M42304 voltmeter, microammeter M42304, M42304 milliammeter, M42304 DC millivoltmeter can be made with the zero mark at the beginning or middle of the scale;
Scale devices can be implemented in any physical units, with special markings, inscriptions and so on according to the customer.
The normal position of ammeter instrumentation M42304, M42304 voltmeter, microammeter M42304, M42304 milliammeter, millivoltmeter M42304 vertical or horizontal.Possible to manufacture devices with other outside measurements on request.
 
Technical characteristics of the devices M42304 ammeters, voltmeters, M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter:
 
Dimensions - 80h80mm, cutout in the panel d - 77,5 mm;
Weight - 0.2 kg;
Other dimensions of the devices M42304 ammeters, voltmeters, M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter are shown in Figure 1;
 
Fig. 1.
М42300
where A - 80mm, B - 50mm, C - 15mm, D - 70mm, D1 - 77,5 mm, d - 3,4 mm, E - 68mm;
 
Accuracy class - 1.5, 2.5;
Measuring range
- 50mkA; 100mkA; 150mkA; 200mkA; 300mkA; 500mkA; 1000mkA (how to enable devices - directly);
- 25 mV, 50mV, 75mV, 150mV, 300mV, 500mV, 750mV, 1000mV (how to enable devices - with calibrated wire resistance 0.035 ohms ± 0,002 ohms);
The range of measurements, the voltage or current full deflection and method of use, M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter listed in Table 1;
 
Table 1: Range of measurements, the voltage or current full deflection and method of use, M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter
 
Measuring range
The resistance of the external circuit, k, at least
The voltage drop or current full deflection, no more
Way to incorporate
scale with the zero mark on the edge of the range
scale with the zero mark within the range
 
 
 
-
-
0mkA-50mkA
0mkA-100mkA
0mkA-150mkA
0mkA-200mkA
0mkA-300mkA
0mkA-500mkA
0mkA-1000mkA
25mkA-0mkA-25mkA
30mkA-0mkA-30mkA
50mkA-0mkA-50mkA
100mkA-0mkA-100mkA
150mkA-0-150mkA
200mkA-0mkA-200mkA
300mkA-0mkA-300mkA
500mkA-0mkA-500mkA
1000mkA-0mkA-1000mkA
2.5 kOhm
2.5 kOhm
2.5 kOhm
1.0 kOhm
1.0 kOhm
-
-
-
200mV
Direct
0mV-25mV
0mV-50mV
0mV-75mV
0mV-150mV
0mV-300mV
0mV-500mV
0mV-750mV
0mV-1000mV
25mV-25mV 0mV-
50mV-50mV 0mV-
75mV-75mV 0mV-
150mV, 150mV, 0mV
300mV, 300mV, 0mV
500mV, 500mV, 0mV
750mV, 750mV, 0mV
1000mV, 0mV-1000mV
-
2mA
With the calibrated wire resistance R = 0,035 ohms
± 0,002 ohms
 
Limit of acceptable basic reduced error M42304 devices ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter is:
- ± 1,5% - for instruments of accuracy class 1.5;
- ± 2,5% - for instruments of accuracy class 2.5;
without taking into account the errors of individual external shunts and additional resistances;
Normalizing values ​​are given in determining the errors are assumed equal to:
- The upper limit of range - for devices M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter with a zero mark on the edge of the measuring range;
- The sum of the modules of the upper limits of range - for units with ground level within the range of measurements;
Limit of acceptable variations in the readings M42304 ammeters, voltmeters, M42304, M42304 micro-ammeter, milliammeter M42304, M42304 is polutorakratnomu millivolt value of the limit of acceptable basic reduced error;
Deviation from index zero of the scale after the filing of the instrument during the 30s of the measured value corresponding to the upper limit of range does not exceed the values:
- For the 1.5 accuracy class - 0.9 mm;
- Accuracy class for 2.5 - 1.5 mm;
Change the current meter readings, M42304, M42304 voltmeter, microammeter M42304, M42304 milliammeter, millivoltmeter M42304 caused a change of equipment from its normal position in any direction at 45 ° (except microammeter) does not exceed the limits of acceptable la basic error.Changing the evidence must be expressed in the form of spheres of social uncertainty is given;
Changing indications caused by the influence of external homogeneous constant magnetic field with induction 0.5 mT at the most unfavorable direction of the magnetic field does not exceed ± 1,5%;
The deviation of the index of the position of rest after a sudden application of excitation, which causes changes in the final readings for 2/3 the length scale is less than ± 1,5% at the end of the scale length of 4c;
Transfer devices ammeter pointer M42304, M42304 voltmeter, microammeter M42304, M42304 milliammeter, millivoltmeter M42304 does not exceed 20% of the length scale;
The insulation between the housing and insulated from the housing electric circuits stand for 1 minute action of the test voltage AC 50 Hz ± 1 Hz, the mean value of which corresponds to:
- Under normal conditions of use - 2.0 kV;
- At high humidity in the working conditions of - 1.2 kV;
The insulation resistance between the body and isolated dc electric circuit devices M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter not less than:
a) 20 MW - at an ambient temperature of +20 º C ± 5 ° C and relative humidity from 30% to 80% at an operating voltage up to 1kV, plus 20 MW for each subsequent complete and incomplete 1000V working voltage;
b) 5 MW - at an ambient temperature of +60 ° C and a relative humidity of 80% at an operating voltage up to 1kV, plus 0.5 MW for each complete or incomplete operating voltage of 1000 V;
a) 2 MW - at ambient temperature +20 º C ± 5 ° C and a relative humidity of 95% at an operating voltage up to 1kV, plus 0.5 MW for each complete or incomplete 1000V working voltage;
Change readings ammeter M42304, voltmeter M42304, microammeter M42304, milliammeter M42304, millivoltmeter M42304 caused a deviation of ambient temperature from the normal 20 º C ± 5 ° C to any temperature between -50 º C to +60 ° C for every 10 ° C change temperature does not exceed 0.5 limit of acceptable basic error;
Changing indications caused by deviation of the relative humidity of the normal 30% -80% at 20 º C ± 5 ° C to 95% at +35 ° C does not exceed the limit of acceptable basic error;
The impact of moisture on the instruments M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter:
- Relative humidity - 98%;
- Temperature - +40 º C;
- For the duration of moisture resistance - 2 days;
- For the duration of wet strength - 8 days;
Devices retain their characteristics after exposure to vibration with acceleration and at frequencies specified in Table 4.
 
Table 4: Impact on the M42304 devices ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter with acceleration and vibration at frequencies
 
Type of device
Acceleration, m / s 2
Frequency, Hz
Dwell time at each frequency, min
 
 
 
 
M42304
 
5 m / s 2
10m / s 2
15m / s 2
20m / s 2
20m / s 2
25m / s 2
30m / s 2
30m / s 2
10Hz
20Hz
30Hz
40Hz
45Hz
50Hz
60Hz
70Hz
7 minutes
7 minutes
7 minutes
7 minutes
8 minutes
8 minutes
8 minutes
8 minutes
 
M42304 devices ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter in the transport container can withstand without damage the transport shaking with acceleration 30m / s 2, a frequency of 80 to 120 beats per minute for 2 hours;
The devices are manufactured for use in a tropical climate, resistant to mold;
Full range of adjustment as a proofreader at least 2% of the entire length of the scale;
The conditions for a temperate climate for the devices M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter:
- Temperature - from -5 ° C to +40 ° C;
- Relative humidity - 80% at +25 ° C;
The conditions for the tropical climate M42304 devices ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter:
- Temperature - from -50 º C to +60 ° C;
- Relative humidity - less than 100% at a temperature of +35 ° C;
Vibration instruments M42304 ammeters, voltmeters, M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter:
- Acceleration - 5 m / s 2 ... 30 m / s 2;
- Frequency - 10Hz ... 70Hz;
Shock: acceleration of 100m / s 2, the frequency of 10 ... 50 beats per minute;
M42304 devices ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter are nonrecoverable, single-channel, single-function products;
 
System components:
Standard delivery set:
- Instrument - 1pc;
- Nuts and washers for fastening the device to the panel and connect the electrical circuit;
- Wire calibrated KP1 - 1 pair;
- Interchangeable external shunts (as agreed with the customer) - 1;
- Passport - 1ekzemplyar;
- A manual for a lot of devices (in agreement with the customer) - 1 copy;
Note - External shunts and additional resistance to the instruments M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter available for a fee;
 
Design and operation of devices:
- Devices are panel meters magnetoelectric system vnutriramochnym magnet;
- Measuring instruments mechanism of M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter consists of a magnetic system (clip, magnetic) reading device (scale, index) and the movable part in the cores;
Devices are manufactured with a uniform scale, with a zero mark on the edge of or within the measurement range, scale length 60 mm;
Highlighting the scale from an external source of light through the side window cover device;
Body parts M42304 devices ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter are made of plastic and measuring mechanism to protect from contamination, damage and ingestion of dust and spray equipment;
The principle of operation of devices based on the interaction of the magnetic field of permanent magnet with an electric current passing along the winding frame unit;
Set pointer devices M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter zeroed performed by the corrector, which is located on the cover of devices;
 
Placement and installation of:
- The devices are designed for flush mounting on vertical or horizontal panels (panels) made from both magnetic and nonmagnetic materials;
- Installation of equipment must be made ​​carefully, without Perek owls.Mounting devices on the panel must be rigid and not to create the Advanced light sensitivity loads;
- Devices M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivolt during installation should be located away from sources of strong magnetic fields with intensity higher than 0.4 kA / m;
- Before installing the devices on the shield to be believed;
- Connect the equipment M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter to the measured circuit must be made ​​in compliance with the polarity markings in accordance with the current-carrying rods;
- When performing measurements in circuits with instruments and calibration equipment maintenance personnel shall comply with the technical operation and safety in the operation of electrical devices;
The manufacturer guarantees that the equipment technical requirements under the terms of use, storage, transportation and installation;
Shelf life - 12 months from the date of manufacture of devices M42304 ammeter, voltmeter M42304, M42304 micro-ammeter, milliammeter M42304, M42304 millivoltmeter;
Warranty period - 24 months from the date of entry into service of devices.
Gauges Ammeter M42304, M42304 voltmeter, microammeter M42304, M42304 milliammeter, millivoltmeter M42304 comply with the requirements for ensuring safety of life, health, consumer and environmental protection;
To ensure the highest level of service, purchase price is M42304 ammeter will surprise you.
Rate the product: M42304
Number of views: 1969
Product rating: 4.6
Number of grades: 483
* rating and all product statistics are updated once a month; information is current as of 17 December 2024

Photos M42304

M42304 front view (scale).

M42304 front view (scale).

M42304 side view (casing depth).

M42304 side view (casing depth).

M42304 rear view (connection).

M42304 rear view (connection).

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