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KJLC® 345 Series Pirani Gauges & 945 Controller

Note The 345 gauge head and 945 controller are no longer offered. Please consider the 375/275 combo as a possible alternative and feel free to contact the KJLC product team at gauging@lesker.com with any additional questions.

A new, economical single-channel controller that is ideal for applications in the rough to high vacuum range of 100 down to 10-4 Torr (133 to 10-4 mbar) including vacuum pump base pressure measurement and system process startup using the two standard set points.

Features

  • Rugged filament design for reliable operation
  • Designed for harsh process environments
  • Rapid response to pump down and vent operations
  • Repeatable measurements and independent relay set points for optimum process control
  • Digital LED display
  • CE marked

Applications

  • Semiconductor
  • Load locks
  • Leak detection
  • Vacuum coating
  • Freeze dryers

Product Manual Click here to download the product manual for this part.

Specifications Table

Measurement MethodPirani
Measurement Range1.0 x 10-4 Torr (1.3 x 10-4 mbar) to Atmosphere: 5% of reading Tconst
Communications Interface9-pin, Sub-D-socket
Temperature (operating)0-50° C
Temperature (bakeout)50° C
Materials Exposed to VacuumStainless steel, nickel 200, alumina, ceramic, platinum, silver brazing alloy
Repeatability (Typical)5% of indicated pressure
Mounting/Installation OrientationAny
Calibration GasAir/Nitrogen

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