La description

Main unit
Model SK-H050
Charge potential measurement Measurement mode High-precision mode, Wide-range mode
Measuring distance High-precision mode 25 mm
Wide-range mode 100 mm
Measuring range High-precision mode ±2 kV
Wide-range mode ±50 kV
Measuring accuracy High-precision mode ±10 V*1
Wide-range mode ±100 V*1*2
Display resolution 0 to 999 V : 1 V, 1.00 to 9.99 kV : 0.01 kV. 10.0 kV and higher : 0.1 kV
Sampling cycle Approx 1.4 ms
Temperature measurement Measuring range 0 to +40°C
Measuring accuracy ±1°C*3
Display resolution 0.1°C
Sampling cycle 1 s
Humidity measurement Measuring range 10 to 85% RH
Measuring accuracy ±5% RH*3
Display resolution 1% RH
Sampling cycle 1 s
Charge monitor function Ion balance measuring mode Ion balance measuring range ±1 kV*4
Measured voltage display resolution ±10 V*4*5
1 V*4
Static elimination time measuring mode Charge voltage ±1400 V*4
Static elimination time display resolution 0.1 s*4
Measuring time 0 to 99 s*4
Laser class Class 1 Laser Product (IEC60825-1: 2014 FDA(CDRH)Part1040.10*6)
PC interface USB 2.0 Full Speed
Power supply 2 AA alkaline dry-cell batteries
Power supply Operating time 8 hours (in charge potential measuring mode)
Environmental resistance Ambient temperature 0 to +40 °C (No freezing or condensation)
Relative humidity 10 to 85 % RH (No condensation)*7
Material SK-H050 : PC-ABS, PC, SUS/SK-H055 : PC, SUS, PTFE, PVC
Weight SK-H050: Approx. 240 g, SK-H055: Approx. 220 g
*1 Within ±100 V when using high-precision mode, within ±1 kV when using wide-range mode. In other ranges, display value has an accuracy of ±10% (display value). Values are obtained from measurements with a response time of 0.8 seconds. *2 Measuring accuracy is satisfied in the range of ±30 kV. *3 25°C, 50% RH. *4 SK-H055 is required. *5 Within ±100 V. In other ranges, display value has an accuracy of ±10% (display value). *6 The laser classification is implemented on the basis of IEC 60825-1 following the requirements of Laser Notice No. 50 of the FDA (CDRH). *7 10 to 60 % RH when using SK-H055.
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