Showing recent results 1 - 15 of 58 products found.
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VA311/VA316/VA318 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
DC Voltage400mV/4V/40V/400V/1000V4V/40V/400V/1000V±(0.7%+1)±(0.8%+5)±(0.8%+5)AC Voltage4V/40V/400V/700V4V/40V/400V/700V±(0.8%+5)±(1.2%+5)±(1.2%+5)DC Current400A/1000A(±3%+3)±(3%+8)±(3%+8)AC Current400A/1000A(±3%+3)±(2.5%+8)±(2.5%+8)Resistance400Ω/4kΩ/40kΩ/400kΩ/4MΩ/40MΩ±(1.2%+1)±(1%+5)±(1%+5)Frequency9.999Hz/99.99Hz/999.9Hz/9.999kHz/99.99kHz/199.9kHz40Hz/400Hz/4kHz/40kHz/100kHz±(2%+5)±(0.1%+1)±(0.1%+1)FrequencyFrom Clamp40Hz/400Hz±(0.1%+1)±(0.1%+1)±(0.1%+1)Capacitance4nF/40nF/400nF/4μF/40μF±(4%+10)Temperature-40°C~750°C±(1%+3)
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VA80/VA81 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
●21,000/51,000- count display ●Large VFD dual display with high brightness ●True RMS AC voltage and current measurements, frequency up to 100KHz ●12 measurement functions, includingDCV/ACV, DCI/ACI, Ω, frequency/period, diode, conduction, dBm, etc ●Parameters AC+DC, AC+Hz, Readout+%, and Readout+dBm synchronously displayed ●Measurement speed up to 15 times/second (VA80), and 30 times/second (VA81) ●DCV measurement accuracy up to 0.02%, resolution of 10μV measured value displayed in the form of percentage ●REL measurement mode to eliminate stray reading ●Calibration without uncovering ●Limit function (HI/IN/LO) for fast sorting ●Standard RS232C communication interface providing ●Convenient system communication
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VA30/VA30S - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
This multimeters are rugged and reliable, hand-held or system instruments for maintenance, initial start-up, training and R&D in industry, for government authorities, in the test lab, in manufacturing and quality assurance, as well as at universities.
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VA20 / VA20C / VA21 / VA22 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
DC Voltage200mV/2V/20V/200V/600V/400mV/4V/40V/400V/1000V±(0.7%+2)±(0.7%+2)±(0.7%+2)±(0.7%+3)AC Voltage200mV/2V/20V/200V/600V4V/40V/400V/750V±(1%+3)±(1%+3)±(1%+3)±(1.2%+3)DC Current200μA/2mA/20mA/200mA/2A/10A/4000μA/400mA/10A±(2%+10)±(2%+10)±(2%+10)±(2%+8)AC Current200μA/2mA/20mA/200mA/2A/10A/ 4000μA/400mA/10A±(3%+10)±(3%+10)±(3%+10)±(3%+8)Resistance200Ω/2KΩ/20KΩ/200KΩ/2MΩ/20MΩ/400Ω/4KΩ/40KΩ/400KΩ/4MΩ/40MΩ±(1%+5)±(1%+5)±(1%+5)±(2%+5)Capacitance20nF/200nF/2μF/20μF/200μF/1000μF/4nF/40nF/400nF /4μF/40μF/200μF ±(4%+10)±(5%+5)Temperature-20°C~1000°C-40°C~750°C ±(1%+3°C)±(1%+4°C)±(1%+4°C)0°F~1800°F ±(1%+5°F)±(1%+7°F) Frequency10HZ~200KHZ ±(0.1%+1)
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VA16 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
Network Cable test (RJ45): · Tests for open circuits, shorts, miswires, reversals, and split pairs · SHIELD detection tests a cable's shield integrity · Main unit and one remote allow one person testing of T568A, T568B, 10Base-T, and Token Ring · Easy to read fault display and high speed testing
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VA15 /VA15E/ VA17/VA17E - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
4000 counts Diode test / Buzzer/ Continuity Temperature test Data hold Auto power off Auto / manual ranging Electronic protection system In conformity with IEC1010 CATII 1000V EK1 Dictate
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VA82 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
●12 different measurement functions: DCV/ACV, DCI/ACI, Ω2W/Ω4W, frequency/period, diode, continuity, dB/ dBm, etc ●High-brightness vacuum fluorescent display(VFD) ●True RMS AC voltage and current measurements, frequency up to 100KHz ●Maximum reading of 120,000 digits ●DCV measurement accuracy up to 0.01%, resolution of 1μV ●MAX Measurement rate: 45 times/second ●Equal accuracy frequency measurement more than 1MHz, minimum resolution of 10μHz ●Zeroing(REL)mode to eliminate residual reading ●2W and 4W resistance measurement modes selectable ●Build-in mathematics calculation functions: mX+b, %, dB, dBm ●512 readings storage and MAX/MIN/AVER/STD statistics ●HI/IN/LO comparator function ●GPIB and RS-232 interfaces for convenient system communication ●Calibration performed without opening the cover ●10 sets of measurement states saved and recalled up
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VA19 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
· Designed to international safety standard IEC1010-1 CATII 600V · Auto range · Data hold · Relative measurement · Back light · Auto power off · Display: 3999 counts · Power: 9V (6F22) x1 · Size: 185x85x44
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VA83 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
●12 different measurement functions: DCV/ACV, DCI/ACI, Ω2W/Ω4W, frequency/period, diode, continuity, dB/ dBm, etc ●Maximum reading of 120,000 digits ●DCV measurement accuracy up to 0.0035%, resolution of 1μV DCV ●True RMS AC voltage and current measurements, frequency up to 300KHz ●MAX Measurement rate: 45 times/second ●Equal accuracy frequency measurement more than 1MHz, minimum resolution of 10μHz ●Good reading stability, high accuracy and high measurement rate ●High-brightness vacuum fluorescent display(VFD) ●Zeroing(REL)mode to eliminate residual reading ●2W and 4W resistance measurement modes selectable ●Build-in mathematics calculation functions: mX+b, %, dB, dBm ●512 readings storage and MAX/MIN/AVER/STD statistics ●HI/IN/LO comparator function ●GPIB and RS-232 interfaces for convenient system communication ●Calibration performed without opening the cover ●10 sets of measurement states saved and recalled up
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VA8070 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
VA8070 is an absolute pressure measuring instrument with 8 units(Pa, hPa, mbar, mmH2O, mmHg,inHG, inH2O, psi). It is normally used to measure absolute pressure, e.g. for pressure compensation in velocity measurement in ducts, laboratories and production processes. Barometric measurements and height measurements between two points are also possible. With hold ,MAX ,MIN and AVG function ,VA8080 is widely used in HVAC ,Laboratories and architecture project. With our reputation for quality products, you can find it is the most economic instruments for pressure meter.
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VA505A/505B - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
Resistance300Ω/3KΩ/30KΩ/300KΩ/3MΩ/30MΩ600Ω/6KΩ/60KΩ/600KΩ/6MΩ/60MΩ±（1%+5）Capacitance3nF/30nF/300nF/3μF/30μF/300μF/3mF/30mF6nF/60nF/600nF/6μF/60μF/600μF/6mF/60mF±（3%+5）Auto Scan mode0~3MΩ/400pF~300μF±（1%+5）0~6MΩ/400pF~600μF±（3%+5
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VA8042 - Shanghai Yi Hua V&A Instrument Co., Ltd. CO.,LTD
By electromagnectic method, the meter can measure the coating thickness non-destructively, including paint, spray-plastic, rubber, enamel, or chrome plate, copperizing, aluminum plating on steel, iron, non-austenitic stainless steel. Four digitals LCD display, differentiating upto μm. System calibrating by user-self. Pocket shell, convenient for engineering locale. Thickness unit “μm”or”mil”optional. Micro-controller controls, high accuracy. Coupling state display Shut down manually or automatically. Low battery voltage indication.
