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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)
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Sensor type: Thermistor
Connector type: Standard 1/4" male flared fitting
Vacuum range: 0-19,000 microns
Parameter scale: Microns, mBars, Pascals, Torr, mTorr
Best resolution: 0.5 micron(for 0-140 microns)
Operating temperature range: 0°F to 150°F (-17°C to 65°C)
Overpressure: 800 psi max (55 Bar)
Accuracy: See product sheet (F448)
Power source: 3 AA batteries
Additional specifications: See product sheet (F448)
Vacuum Measurements During System Evacuation
Measurements to Confirm System Leaks
High Precision Laboratory Tests
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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