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Single port, fast response digital vacuum gauge. The Vacuum Sentry guards system service activity and provides notification when preset alarm thresholds are met. Use the included R100 remote receiver for alarm notifications.


  • Reads vacuum in Micron, milliBar, Pascal, milliTorr
  • Ultra fine resolution(Best 0.5 micron when vacuum is less than or equal to 140 microns)
  • Comes with R100 receiver
  • Made in USA
  • Auto shut-off
  • Low battery indicator
  • Display updates every 1/2 second
  • Backlit LCD
  • Audible and visual alarm for high and low vacuum
  • Convenient built-in hanger
  • Easy to clean sensor (use isopropyl alcohol)
  • WARNING: This product can expose you to chemicals including Lead and Lead compounds, which are known to the State of California to cause cancer and birth defects or other developmental harm. For more information, go to
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Additional specifications: See product sheet (F448)
Power source: 3 AA batteries
Accuracy: See product sheet (F448)
Overpressure: 800 psi max (55 Bar)
Operating temperature range: 0°F to 150°F (-17°C to 65°C)
Best resolution: 0.5 micron(for 0-140 microns)
Parameter scale: Microns, mBars, Pascals, Torr, mTorr
Vacuum range: 0-19,000 microns
Connector type: Standard 1/4" male flared fitting
Sensor type: Thermistor
High Precision Laboratory Tests
Measurements to Confirm System Leaks
Vacuum Measurements During System Evacuation
SDS Product Sheets Cross Reference Information
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Manuals Application Sheets Software
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No Cross Reference Available

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