Specs Electrostatic Sensor SK-H series

Hand-held type

Model			SK-H050
Image
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	Power supply		2 AA alkaline dry-cell batteries
	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 of the FDA (CDRH). ^*7 10 to 60 % RH when using SK-H055.