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
Televac 7B Penning Cold Cathode Vacuum Sensor 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...
Televac Hot Cathode Nude Ionization Gauge -- ETI 8140 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...
Televac Hot Cathode Nude Ionization Gauge -- ETI 8130 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...
Televac Glass Bayard-Alpert Hot Cathode Ionization Gauge -- ETI 8142 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...
Televac Glass Bayard-Alpert Hot Cathode Ionization Gauge -- ETI 4336 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...
Televac 1E Piezo Diaphragm Vacuum Sensor
Televac 1F Piezo Diaphragm Vacuum Sensor
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,...
Televac 2A NASA Mini Thermocouple Vacuum Sensor 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...
Televac 7FC Cleanable Cold Cathode 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...
Televac 7F Cold Cathode Vacuum Sensor 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...
Televac 7E Double Inverted Magnetron Cold Cathode Vacuum Sensor 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...
Televac 4A Convection Gauge Tube Vacuum Sensor 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...
Televac 3F Mini BA Hot Cathode Ionization Sensor 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...
Televac 2A VacuMini Thermocouple Vacuum Sensor 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...
Televac 2A Thermocouple Vacuum Sensor 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",...
Televac 7FCS Quick Start Cleanable Cold Cathode Sensor 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...