APG FLR Series user manual - Manual (Page 18)

FLR Series Rev. A5, 10/09
18
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8c. For “normally open” (NO) switching (code C switches), subtract 3 mm from
the measurement taken in step 7 and record the result. This distance will be
used to adjust the reed switch along the internal brass rod. The 3 mm is
subtracted to compensate for both the offset of the reed switch from the
actuation point (+3 mm), and the plug in the bottom of the stem (-6 mm). Refer
to drawings below.
Indention designates
top of float
For normally open (NO)
switching action, the center
point of reed switch is set 3 mm
above the desired actuation point.
ON
OFF
3 mm
9 mm
9 mm
Actuation
Point
Normally Open Switching for Code “C” Switches
Plug
Approx. 6 mm
Brass Rod