Prova Instruments Inc. products

AC current up to 3000A (True RMS). AC voltage up to 600V (True RMS). Frequency of ACA or ACV: 45~65Hz. Direct reading, no DMM required. AC current (TRMS) measurement at with 1% of scale basic accuracy. AC voltage (TRMS) measurement at with 0.5% basic accuracy. Fast peak function (39μs for 50 Hz, 33μs for 60Hz). Max, Min and Data Hold functions. Auto power off - 15 minutes. Range selection: auto. Low battery indication.

AC/DC current measurement up to 200A. AC/DC voltage measurement up to 400V. Frequency measurement up to 100K Hz (auto range). Resistance & Continuity measurement up to 400 Ohm. 10mA high resolution on 40A AC/DC range. One touch zero for DCA adjustment. 23 mm diameter jaw. Large 3 3/4 digits LCD. Fast bargraph display (30 times/sec.) for transient observation. Max/Min and Data Hold functions. 600V overload protection for ohm measurement. Easy single rotary switch for any function selection. Ideal for works in crowded switch box or cable areas.

Sensitive and accurate (ultra low friction jewel bearing). Air velocity (unit: m/s, ft/min, knots, km/hr). Ergonomic and easy-to-use design. Read while measuring (detached vane). Detachable 52mm (diameter) vane head. Large 17mm 3 ½ digits LCD (Liquid Crystal Display). 2-meter coiled cable and mounting nut for long extension. Low power consumption. Built-in low battery indicator. Data hold function. AVM-03: Air temperature (0 ~ 60? or 32 ~ 140?). AVM-03: Max hold for temperature.

Dual channels (V+V, V+A) and 60,000 counts. 0.1% DC voltage basic accuracy and 0.2% AC voltage basic accuracy. Bandwidth of 10KHz (max.). Fast ACV, ACA response. Better AC accuracy than that of a bench-top DMM. More functions than those of a bench-top DMM. Much lower cost than that of a bench-top DMM. Study the relationship of two voltages similar to a dual channels DSO. Study of relationship of voltage and current with one DMM. Dual display of frequency and duty cycle. Record data of both channels using a PC through the RS-232C interface. Standalone data logging of 10708 records for both channels.