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Sphere Detection Switch - General Information

Meter Engineers is proud to introduce a new dependable and affordable
pipeline industry product. We have combined all of the best technology
into one switch. Its adaptability to any switch base, with little or no
additional expense, makes it a good economical choice.
Outstanding Qualities:
- Teflon bushing guided for smooth activation. There are no metal-to-metal
friction points.
- Self-purging probe eliminates the need for bleeding air from the switch
housing. Also, equalizes internal pressure in the switch housing to
eliminate pressure resistance.
- Self-cleaning - Wiper blade that travels past the magnetic switch,
before the activation surface passes, to remove any metallic material
that may build up in the magnetic field.
- No expensive extensions for underground applications. Just add a 1/2"
rigid conduit riser to bring the wire termination box to a desired height.
- No adjustments make this switch easy to replace and very tamper proof.
- Low maintenance (easy to install Teflon bushing replacement kits.)
- Adaptability - Adaptable to any switch base on the market with little
or no additional expense.
- Switch Element Performance
Repeatability: .002" (.05 mm) typical
Response time: 8 milliseconds
Operating temperature: -40° F to 221°
F
- All detector switches are hydrostatically tested to 1800 PSI. A higher
pressure test can be done at customer request.
- Every switch mechanism is factory tested for accuracy.
Options:
Two switch elements can be mounted to a housing if a DPDT application is
required
For pig receiver applications, we offer a visual flag indicator. It is completely
mechanical. When the pig is detected, a spring loaded red flag flips up
to a vertical position. The flag can then be manually reset to indicate
the next pig.
Specifications
Patent US 6,823,751 B1 |
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