649 series0 pages

TRAK-LOK
®
649
SERIES
Limit Switch and Position Monitor
Trak-Lok® 649 Series Limit Switch
• UL & CUL approved
The Trak-Lok 649 Series limit switch and position
monitor provides point-to-point switch signaling
combined with continuous on-site visual monitoring
in one compact UL listed enclosure. It is ideally
suited for use with the Tork-Mate® Series 890
pneumatic actuator for operation of Posi-flate
inflatable seated butterfly valves.
• CE marked
The Trak-Lok 649 Series limit switch utilizes high
grade components throughout for dependable and
economical valve monitoring in an industrial process environment, providing improved information
flow, safety management and productivity.
• An O-ring seal protects moving parts of actuator
and limit switch from contamination.
The Trak-Lok® 649 Series Offers
Distinct Advantages
• High visibility display indicator provides visual
“Open” and “Closed” valve position monitoring.
Visible from above and all sides at distances up
to 150 feet.
• Start-up and operating personnel have instant
access to the exact position of automated valves
without placing themselves in awkward or dangerous situations.
• Two SPDT limit switches provide positive end
position indication of valve travel.
• Standard housing is acceptable for indoor or
outdoor installation and is corrosion resistant.
Meets NEMA 4, 4x and 12 requirements.
• Housing features integral mounting bracket with
ISO VDI/VDE configuration for direct mounting to
most actuators.
• Polycarbonate housing with no external metal
parts.
• Housing requires no tools to open or close.
Latches provide a secure non-corrosive fastening.
• Replaceable O-ring shaft and housing seals
available in a variety of materials.
• Integral fugitive emissions monitor port.
• Direct wire-feed terminal strip is numbered and
color-coded with generous working space for
wiring.
• Internal design allows easy removal or replacement of components. Wires are securely held
away from moving parts.
• Cam profile engineered to provide rapid actuation
of electrical switches.