2.3. Spring Force
SPRING FORCE TABLE
Force at Basket level
Force at Start Workingposition
uncompressed (delivery position)
Force at PPP level
0 mm
0,5 mm
0 N
max 1,2 N
min 0,5N
0,65 +/- 0,15mm
max 1,2 N
-0,2 mm
2.3.1.
Test method:
•
•
•
Test speed V=10mm/min
Load contact spring 2x to basket level (0mm)
The min. contact spring force shall be measured at test position (0,5mm) (second backwards
stroke of diagram)
•
Load contact spring to full compressed (-0,2mm) and measure max. contact spring force
©2011 Knowles Electronics
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Release – Revision: D
KNOWLES [ KNOWLES ELECTRONICS ]
