Fredericks Company - Televac Datasheets for Vacuum Sensors

Vacuum sensors are devices for measuring vacuum or sub-atmospheric pressures.
Vacuum Sensors: Learn more

Product Name Notes
7B Penning Magnetron Cold Cathode The 7B Penning magnetron cold cathode sensor has a measurement range from 1 × 10-7 Torr up to 1 × 10-3 Torr. It...
Physical Data Connection: 2-3/4" Conflat or KF 40 flange Envelope: None Mounting Position: Vertical Collector: .005" Tungsten Filament: Replaceable Thoria-Coated Iridium or Dual Tungsten Grid: Tungstenhelix configuration Operating Data Sensitivity...
Physical Data Connection: 2-3/4", 1" Conflat or KF 40 flange Envelope: None Mounting Position: Vertical Collector: .005" Tungsten Filament: Replaceable Thoria-coated Iridium or Dual Tungsten (8130) Grid: Tantalumand Pr/Moly support...
Physical Data Tubulation: 3/4", 1" Pyrex® or Nonex® Glass or 3/4", 1" Kovar®, flanges are available Envelope: Nonex, platinum-coated interior Mounting Position: Vertical Collector: .005" Tungsten Filament: Thoria-coated Iridium or...
Physical Data Tubulation:3/4", 1" Pyrex® or Nonex® Glass or 3/4", 1" Kovar®, flanges are available Envelope: Nonex® 7720 Glass Mounting Position: Vertical Collector: .005" Tungsten Filament: Thoria-Coated Iridium or Tungsten...
1E/1F Piezo Diaphragm Vacuum Sensor Range 1E (1 Torr to 1,000 Torr) Range 1F (1 to 7,600 Torr) Fast response, direct reading sensor Gas independent Available end connections (NPT, NW,...
2A Miniature Thermocouple Range: 0-20,000 Microns Dimensions: 1-7/8" x 5/8" Weight: 28 grams Mounting position: any position Construction material: 300 series stainless steel Operating Temperature: -65°F to 200°F The mini-sensor...
Cleanable Cold Cathode Sensor Range: (10-11 to 10-2 Torr) Robust Construction: All wetted materials are 304 stainless. Metal-sealed/cleanable subassembly can be maintained without breaking the primary vacuum interface...
Cold Cathode Sensor Range: (10-11 to 10-2 Torr) Patented Double-Inverted Magnetron technology Increased sensitivity - 6.5 amps/Torr at 10-6 Torr Fast restart at high vacuum Reduced external...
Cold Cathode Sensor Range: (10-8 to 10-2 Torr) Patented Double-Inverted Magnetron technology Increased sensitivity - 6.5 amps/Torr at 10-6 Torr Fast restart at high vacuum Reduced external...
Convection Gauge Tube (1 mTorr - 1.000 Torr) Rugged sensor housing of stainless steel withstanding 150 psi overpressure Less than 500 milliseconds response time for a pressure change from 10...
Hot Cathode Ionization Sensor Range: (1x10-2 to 2 x10-10 Torr) Wide Measurement Range Small compact size and can be used in any orientation Extended life with dual Yttria...
Miniature Type 2A Vacuum Sensor; Range: 1 Millitorr to 20 Torr (1 micron to 20,000 microns) Compact size: Approx. 2” long x 1/2” dia Rugged 304 stainless steel construction Standard...
Thermocouple Gauge Sensors Range: 0 to 20,000 microns Calibration Medium: Dry Air Dimension: w1-1/4 " diameter x 3" high Operating Temperature: 1°C to 65°C End connection: NPT, NW, CF, 3/8",...
Vacuum Sensor Range: (1x10-2 to 1x10-11 Torr) Ignites 10 times faster than standard cold cathodes during power interruption at ultra high vacuum. Robust Construction: All wetted materials are...