APG FLR Series user manual - Manual (Page 4)

FLR Series Rev. A5, 10/09
4
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • [email protected]
• Description
The FLR series instruments contain reed switches in the stem and permanent
magnets in the floats. As the float rises or falls with the level of the liquid, the
magnet inside the float act on the reed switch inside the stem to provide the
SPST switching action.
Permanent Magnet
Float Travel-Stop
Float
Stem
Reed Switch