ac-millivot meter
AcMillivoltmeterModel:TVT-322 Features:1.CompletetechnologiesofJapaneseelectricalequipmentandassemblywithimportedcomponentsensureminimumaccuracydeviation.2.Dualneedle,solelyandtracingmeasurement.3.Fre
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Classification:
Ac millivoltmeter
Hotline:
ac-millivot meter
Ac Millivoltmeter
Model:TVT-322
Features:
1. Complete technologies of Japanese electrical equipment and assembly with imported components ensure minimum accuracy deviation.
2. Dual needle, solely and tracing measurement.
3. Frequency: 5Hz--1MHz.
4. AC Voltage: 300uV--100V, Max. (DC+AC300V).
5. dB measurement:-70dB--+40dB.
6. 3600 revolving switch
7. 10Mohm input impedance.
8. Internal grounding
9. Observation of internal output.
Specification:
|
Model |
TVT-322 |
|
Measuring range |
Voltage:300µV-100V in 12 steps dB:-70dB to +40dB dBm:-80 to +52dBm (0dB=1Vrms, 0dBm=0.755V) |
|
Measuring mode |
traceable |
|
Error |
Within 3% at 1KHz, full scale |
|
Frequency response |
5Hz~1MHz:±10% 10Hz~500KHz::±5% 20Hz~200KHz::±3% 30Hz~100KHz::±2% Readout at 1KHz as reference |
|
Input impedance |
10Mohm:±5%, 45pF |
|
Max input voltage |
500V(DC+AC peak) (within in 3V-100V) 300V(DC+AC peak)( within 300µV-1V) |
|
Stability |
±5% of full scale, at 10% variety of line voltage |
|
Survival voltage |
Less than 200µV at 1mV range and short-circuit of input |
|
Cross-talk |
Independent less than 80dB connecting 600ohm load Consistent:less than 50dB connecting 600ohm load |
|
Gain |
60dB |
|
Output voltage |
0.1Vms±20% ai full scale without load |
|
Output resistance |
600ohm±20% at 1KHz |
|
Distortion |
Less than 1% at full scale |
|
Signal to noise ratio |
More than 30dB at 0.3mV range |
|
Frequency response |
5Hz~500KHz: within ±3% |
|
ambient |
10℃~40℃ 85% RH |
|
Power supply |
220V/110V±10% 50Hz/60Hz |
|
Dimension |
239*140*200mm |
|
weight |
About 3Kg |
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