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F274K

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Microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K (F-274-K, F 274 K, F274-K, F274 K, F-274K, F 274K)
 
Microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K designed to measure the strength or DC voltage fixed electrical devices operating in unheated rooms in a temperate climate.
Device gives a signal when the measured value of the set point.
Accuracy class - 4.0;
Dimensions - 200h30h185mm;
Tryaskoprochny, vibration.
 
Technical characteristics of the devices millivoltmeters F274K:
 
Accuracy class - 4.0
Permissible error of the instrument microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K - ± 4,0%;
Acceptable basic error tripping contact device - ± 6,0%;
Failure to return the pointer device microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K to the zero point of the scale with a smooth traverse a pointer to that point - no more than 2 mm;
The final values ​​of the measuring range the instrument:
- Microammeter F274K, F274K milliammeter, ammeter F274K - 50mkA, 100mkA, 300mkA, 500mkA, 1mA, 3mA, 5mA, 10mA, 20mA, 50mA, 100mA, 300mA, 500mA, 1A, 3A, 5A, 10A;
- Voltage - less than 100mV;
- Millivolt F274K, F274K voltmeter are shown in Table 1;
 
Table 1: The final values ​​of the instrument measuring range millivolt F274K, voltmeter F274K
The final values ​​of the instrument measuring range millivolt F274K, voltmeter F274K 0.05 0.075 In 0.1 0.3 0.5 1B 3B
Input impedance 1,5 kOhm 1,5 kOhm 1,5 kOhm 2.5 kOhm 2.5 kOhm 5 k 15 kOhm
The final values ​​of the instrument measuring range millivolt F274K, voltmeter F274K 5B 10B 30B 50V 100B 300V 500V
Input impedance 25 kOhm 50 k 150 kOhm 250 kOhm 500 k 1500 kW 2500 kW
 
Operating position - vertical or horizontal;
Warm-up time unit microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K - 15 minutes;
Continuous operation - up to 8 hours per day;
Response time unit microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K - no more than 1 s;
Scale length - 100mm;
Changing readings microammeter F274K, milliammeter F274K, ammeter F274K, millivolt F274K, voltmeter F274K caused deviation of ambient temperature of 20 º C ± 5 º C (class H) does not exceed ± 2,0% for every 10 K, under the most unfavorable direction of the magnetic field intensity 400A / m - not exceed ± 2,5% of full scale range;
Allowable value of AC or DC current through the contact device contacts up to 0.25 A at a voltage across open contacts to 36V;
Power - AC 220V ± 10%, 50 Hz ± 1 Hz;
Power consumed by the device - no more than 15 V · A;
Dimensions of the device microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K - 200h30h185mm;
Weight - 1.2 kg;
Mean time to failure of the device microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K - at least 20,000 hours of operations including contact device of at least 630,000;
Average life - at least 6 years;
The manufacturer guarantees that the quality of the instrument microammeter F274K, F274K milliammeter, ammeter F274K, F274K millivolt, voltage F274K technical requirements specifications provided the customer terms and conditions of storage, transportation, installation, operation, and its specified operational documentation.


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