Gold Member Since 2017
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Dongguan Longwei Electronic Technology Co., Ltd.

AC Voltage, Millivoltmeter, Single-Needle manufacturer / supplier in China, offering Tvt-322 Frequency 5Hz~1MHz Dual-Needle Test Voltage Millivoltmeter, PS6403D 64V 3A Variable Adjustable Transformer Linear DC Power Supply, PS6402D 64V 2A Variable Transformer Linear DC Power Supply and so on.

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Supplier Homepage Product millivoltmeter Tvt-322 Frequency 5Hz~1MHz Dual-Needle Test Voltage Millivoltmeter

Tvt-322 Frequency 5Hz~1MHz Dual-Needle Test Voltage Millivoltmeter

FOB Price: Get Latest Price
Min. Order: 5 Pieces
Port: Yantian, China
Production Capacity: 1000
Payment Terms: L/C, T/T, Western Union, Money Gram

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Basic Info
  • Model NO.: TVT-322
  • Usage: Meter for Industry and Home Use
  • Power Source: DC
  • AC Voltmeter Type: Electrostatic
  • AC Voltage: 300UV~100V
  • Dimension: 239*140*100
  • Trademark: longwei
  • Specification: 4.0kg
  • HS Code: 9001100001
  • Display: Indicator
  • Theory: Electronic Meter
  • DC Voltmeter Type: Electrostatic
  • Customized: Non-Customized
  • Frequency: 5Hz~1MHz
  • Input Voltage: 110V / 220V
  • Transport Package: Cartons
  • Origin: Dongguan, Guangdong
Product Description

TVT-322 dual needle ac voltage millivoltmeter
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.
SpecificationsTVT-322 dual channel Millivoltmeter
Measuring rangeVoltage:300µV-100V in 12 steps
dB:-70dB to +40dB
dBm:-80 to +52dBm (0dB=1Vrms, 0dBm=0.755V)
Measuring modetraceable
ErrorWithin 3% at 1KHz, full scale
Frequency response5Hz~1MHz:±10%
Readout at 1KHz as reference
Input impedance10Mohm:±5%, 45pF
Max input voltage500V(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 voltageLess than 200µV at 1mV range and short-circuit of input
Cross-talkIndependent less than 80dB connecting 600ohm load
Consistent:less than 50dB connecting 600ohm load
Output voltage0.1Vms±20% ai full scale without load
Output resistance600ohm±20% at 1KHz
DistortionLess than 1% at full scale
Signal to noise ratioMore than 30dB at 0.3mV range
Frequency response5Hz~500KHz: within ±3%
ambient10ºC~40ºC 85% RH
Power supply220V/110V±10% 50Hz/60Hz
weightAbout 3Kg
1.300microvolt~100V measuring voltage
2.5Hz~1MHz measuring frequency
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