可測試離子風機、離子棒等離子設備的空氣電離平衡靜電，及離子電離設備從±10 to ±1000，±10 to ±1000 volts以下的所需的時間，工作狀態；符合EOS/ESD標準；NIST標準校；LED燈光即時顯示靜電變化；     Ion"s next-generation Charge Plate Monitor  Model 280 is an easy-to-use, self-contained instrument for precise testing of ionizer performance. The Model 280 ensures a consistent discharge time measurement for all plate sizes. All measurement parameters are progrrammable and the 認證is capable of 6 hours of operation on the internal battery before recharge. The Model 280 ough memory for storage of over 1000 tests and more than 100 individual test locations.FeaturesDelayed measure startMemory can store over 1000 tests and more than 100 individual test locationsUser programmable test protocolDetachable plate with varying sizesOnboard data archiving memoryAnalog and digital LCD display 280 Charged Plate Monitor SpecificationsCharging ±10 to ±1000 volts differential adjustableVoltage 10 volts to 100 volt in 1 volt incrementsZero Stability <100 mV/secTimer 0.1 to 999.9 seconds in 0.1 secondincrements, 1000 to 9999 seconds in1 second incrementsStart Voltages 1000 Volts ±0.3% standard, adjustablebetween 10 to 1000 volts in 1 volt incrementsStop Voltage 100 Volts ±3% standard, adjustable between0 and 995 in 1 volt incrementsPeak Displays ±peak voltage during Float modePower 90-250 VAC 50/60 Hz, internal 12 voltbattery with built-in chargerVoltage Display 3 1/2 ±1.0 volt resolutionDisplay 240 X 64, backlight LCD, character/graphicVoltage Display 3 ½ digit, resolution: ±1.0 voltTimer Display 4 digitAccuracy Electrometer ±0.1% reading ±1.0 Voltreferred to inputBandwidth 1kHz at 20Vp-p, 10Hz at 2000Vp-pZero Drift <100 mV/secPlate Selfdischarge<200mV/secCharge PlateCapacitance 20pF, ±5%Battery Life 6 hours, before recharge, with 9 volt NEDA#1604A or equivalent alkalineOperating ConditionsTemperature 5° C to 35° CTemperatureSensor ±2° COperating RH To 80%, non-condensingHumiditySensor ±5% typ. from 10% to 80% RH @ 25°CDimensions 11”W x 9”L x 5”D (12.7 x 22.86 x 27.94 cm)Weight 12.5 pounds (5.7 kg)CertificationsAccessoriesPlates Sizes VariousExtensioncable (5ft.)Ground cablePower cord