Moderner BY-II (double pendulum) and JFL QHD compare

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Model selection comparator If you have any questions, please click below Service	Moderner BY-II (double pendulum) Pendulum Hardness Tester Login China Detail	JFL QHD Pendulum damping Tester 3650.0 RMB China Detail

Model comparison

Type		Double pendulum	Double pendulum
Pendulum Type		Konig Persoz	Konig Persoz

Parameter comparison

Swing bar type	Konig摆+Persoz摆	Konig pendulum
Konig pendulum Mass	200g
Konig oscillation period	1.4±0.02s
Konig swing bar length
Konig steel ball diameter	5mm
Swing Time on Konig Glass	250±10s
Number of Swings on Konig Glass	172~185
Konig start and end swing angle	6°/3°
Persoz pendulum Mass	500g
Persoz swing cycle	1±0.01s	1±0.001S
Persoz swing bar length
Persoz Ball Diameter	8mm
Persoz Swing Time on Flat Glass	430±15s
Number of Swings on Persoz Glass	430±15
Persoz start and end swing angle	12°/4°	12°/4°
M-3 swing rod Mass
M-3 swing rod period
M-3 swing bar length
M-3 steel ball diameter
Swing Time on M-3 Flat Glass
M-3 Number of Swings on Flat Glass
M-3 start and end swing angle
Counting method
Power	AC220V 50Hz或60Hz
Overall Dimensions	380340790mm
Host Weight
Application standard

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