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141A Baratron® Absolute Ambient Vacuum Switch
(0.1-1000 Torr)


photo - 141A Baratron Absolute Ambient Vacuum Switch (0.1-1000 Torr)

The MKS Instruments 141A Absolute Ambient Pressure/Vacuum Switch offers fast, accurate, and reliable protection for vacuum equipment and processes. Designed for applications where a DC signal output is not required, the 141A has relay outputs that are easily interfaced with alarms, valve actuators, computers, process controllers, and other protection devices.

Features & Benefits:

  • Fully adjustable set point for flexibility
  • All-metal, all-welded construction exposes only Inconel® and stainless steel for corrosion resistance
  • Fast response switching - 20 msec

Applications:

Designed for applications where a DC signal output is not required, the 141A is ideal for protection of expensive equipment or processes such as: high vacuum pumps, mass spectrometers, lasers, plasma systems.

Incoloy® and Iconel® are registered trademarks of Inco Alloys International.
VCR® is a registered trademark of Swagelok® Company.

List pricing is available for registered users from the USA under "Configurations" (below). Register/log in here.

141A data sheet
141A specifications
141A dimensional drawing
141A manual

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Part NumberPressure Range full scaleFittings Compatible withRelay ModePriceQTY
141AA-00001AA1 mmHg (Torr)1/2" diameter tubulationEnergize with pressure increasingQuote Only
141AA-00001AB1 mmHg (Torr)1/2" diameter tubulationEnergize with pressure decreasingQuote Only
141AA-00001BB1 mmHg (Torr)Swagelok® VCR® femaleEnergize with pressure decreasingQuote Only
141AA-00001BA1 mmHg (Torr)Swagelok® VCR® femaleEnergize with pressure increasingQuote Only
141AA-00001DA1 mmHg (Torr)NW 16 KFEnergize with pressure increasingQuote Only
141AA-00001DB1 mmHg (Torr)NW 16 KFEnergize with pressure decreasingQuote Only
141AA-00010AA10 mmHg (Torr)1/2" diameter tubulationEnergize with pressure increasingQuote Only
141AA-00010AB10 mmHg (Torr)1/2" diameter tubulationEnergize with pressure decreasingQuote Only
141AA-00010BA10 mmHg (Torr)Swagelok® VCR® femaleEnergize with pressure increasingQuote Only
141AA-00010BB10 mmHg (Torr)Swagelok® VCR® femaleEnergize with pressure decreasingQuote Only
141AA-00010DA10 mmHg (Torr)NW 16 KFEnergize with pressure increasingQuote Only
141AA-00010DB10 mmHg (Torr)NW 16 KFEnergize with pressure decreasingQuote Only
141AA-00100AA100 mmHg (Torr)1/2" diameter tubulationEnergize with pressure increasingQuote Only
141AA-00100AB100 mmHg (Torr)1/2" diameter tubulationEnergize with pressure decreasingQuote Only
141AA-00100BA100 mmHg (Torr)Swagelok® 8 VCR® femaleEnergize with pressure increasingQuote Only
141AA-00100BB100 mmHg (Torr)Swagelok® 8 VCR® femaleEnergize with pressure decreasingQuote Only
141AA-00100DA100 mmHg (Torr)NW 16 KFEnergize with pressure increasingQuote Only
141AA-00100DB100 mmHg (Torr)NW 16 KFEnergize with pressure decreasingQuote Only
141AA-01000AA1,000 mmHg (Torr)1/2" diameter tubulationEnergize with pressure increasingQuote Only
141AA-01000AB1,000 mmHg (Torr)1/2" diameter tubulationEnergize with pressure decreasingQuote Only
141AA-01000BA1,000 mmHg (Torr)Swagelok® 8 VCR® femaleEnergize with pressure increasingQuote Only
141AA-01000BB1,000 mmHg (Torr)Swagelok® 8 VCR® femaleEnergize with pressure decreasingQuote Only
141AA-01000DA1,000 mmHg (Torr)NW 16 KFEnergize with pressure increasingQuote Only
141AA-01000DB1,000 mmHg (Torr)NW 16 KFEnergize with pressure decreasingQuote Only

No other accessories are available for this product.

Need help?

Contact an Applications Specialist by sending an email to MKS Instruments, or call 978-975-2350.