JingKeLian QBY-II and Moderner BY-I compare

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Model selection comparator If you have any questions, please click below Service	JingKeLian QBY-II Pendulum Pole Film Hardness Tester 2340.0 RMB China Detail	Moderner BY-I Pendula Hardness Tester In coming China Detail

Model comparison

Type		Double pendulum	Double pendulum
Pendulum Type		M-3	Konig Persoz

Parameter comparison

Swing bar type	M-3 pendulum	Konig pendulum + Persoz pendulum
Konig swing Mass		200g
Konig swing period		1.4s
Konig swing rod length
Konig ball diameter		5mm
Konig Glass Swing Time		250±10s
Number of swings on Konig Glass		172~185
Konig start and finish swing angle
Persoz swing Mass		500g
Persoz swing cycle		1s
Persoz swing rod length
Persoz ball diameter		8mm
Persoz Glass Swing Time		≥420s
Persoz Glass Swing Count
Persoz start and end swing angle		12°/4°
M-3 swing rod Mass	120±1g
M-3 swing rod cycle	0.625s
M-3 swing rod length	500±1mm
M-3 steel ball diameter	5mm
M-3 Swing Time on Flat Glass	440±6s
M-3 Number of Swings on Flat Glass	352 +/- 4 times
M-3 start and end swing angle	5°~2°
Counting method	Electronic automatic counting
Power supply Voltage	220V/50Hz
Dimension
power consumption	4W
application standard
Count range	0~999
Experimental environment	25±1℃ 60~70%RH

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For more information about JingKeLian QBY-II,Moderner BY-Isimilarities and differences, please refer to the NBCLab product details.

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