Quest Technology Co., Ltd. of Shenzhen Guo 15813896487 latest ion detector, is in the tens of volts low voltage environments and the development of the ionizer, and in many appliances used in addition to, in order to reduce the intensity of periodic inspection operations, added to facilitate operations and data memory function standard voltage decay begins: ± 1000V. ± 1000V 1V to ± 10V between the units can be set freely. attenuating its target voltage standard ± 10V. 0V ~ ± 955V 1V between the units can be set freely. can be highly stable, high-precision detection Extensions: to provide the minimum charged plane 2.5cm × 2.5cm rechargeable batteries because it is powered, the selection of the test sites are not restricted. Technical Specifications: Charging voltage: ± 10 - ± 1000 volts, differential adjustable 10 volts to 100 volts in 1volt increments zero stability: <100mV/sec (No incident ion flow) Timer: 0.1 to 999.9 秒 in 0.1 sec increments 1000 to 9999 seconds in 1 sec increments starting voltage: 1000 volts ± 0.3% standard, from 10 to 1000 v adjustable in 1 volt increments termination voltage: 100 volts ± 3% standard, adjustable from 0 to 995 v peak in 1 volt increments Detection: ± peak voltage during float mode Power :90-250 VAC 50/60 Hz Battery: Output voltage monitoring: divide by 200, 0.1% Display: 240 x 64, character / graphic voltage display: 3 1/2digit,? volt resolution time display 4, 0.1 sec resolution Accuracy: electrometer ± 0.1% of reading, ± 1 volt referred to input Bandwidth: 1kHz at 20Vp-p, 10Hz at 2000Vp-p response speed: <10 mSec Zero drift: <100mV / sec (No incident ion flow) Noise: <12mVrms charged plate capacitance: 20pF, ± 5% charged plate self-discharge: <200mV/sec work environment :5-35 ℃, RH <80%, features: non-contact testing delivers unparalleled stable voltage fully configurable operating parameters intuitive software menu, and connect with the computer operating software; manual and automated testing can be ionic charge decay time and balance internal storage up to 1500 test data, 500 tests points and four test protocols; built-in battery for portable operation of a large-screen display is easy to read, high contrast LCD display with a removable standard indeed 6 "× 6" plate (optional board 1 "× 1" plates available) RS232 Interface Built-in temperature and humidity sensor