XF30B-4 Multi functional Calibration Instrument (High Voltage Type)Detailed product description：

XF30B-4 Multi functional Calibration Instrument (High Voltage Type) Purpose:
Verify various AC/DC voltage, current meters, and multimeters

Output DC voltage: 0-2500V divided into 11 levels ± 0.1%
Output DC current: 0-10A divided into 11 levels ± 0.2%
Output AC voltage: 0-2500V divided into 11 levels ± 0.2%
Output AC current: 0-10A divided into 11 levels ± 0.3%
Output frequency: 50Hz, 60Hz, 400Hz
Median resistance: 10 Ω~24M Ω divided into 21 levels (or according to user requirements) ± 0.2%+20m Ω
Adjustment method: potentiometer, (with external potentiometer adjustment box)
Maximum output power: 30W

Product dimensions: 139 × 480 × 360mm3 Weight:<16Kg