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UL/cUL 508 Approved 
KBT 
 
 
 AST4000 OEM pressure sensor product photo
AST4000 - This OEM Pressure Sensor can be constructed as a millivolt output pressure sensor, amplified output pressure transducer, or 4-20mA loop powered pressure transmitter using MEMS technology.
 
  • Wide Variety of Threads, Outputs, Connections, and Options
  • 100V/m EMI/RFI Protection
  • All Welded Stainless Steel Housing

 
 
 
AST4100 compact pressure sensor product photo 
AST4100 - For applications requiring a small sensor package, the AST4100 is a low cost, high quality pressure sensor, utilizing leading MEMS sensor construction.
 
  • Compact Design
  • Most Configurations under $150
  • mV, 4-20mA, and Voltage Outputs
 
 
AST4200 Panel Mount pressure sensor product photo 
AST4200 - In order to simplify installation of pressure sensors for control panel applications, AST offers the AST4200 Panel Mount Pressure Sensor. This innovative sensor is mounted directly through the panel without the need for additional adapters.
 
  • Unique Process Connection for Panel Mounting
  • 100V/m EMI/RFI Protection
  • mV, 4-20mA, and Voltage Outputs
 
Hazardous Location 
 
 
 AST4300 Class 1 Div 2 Non-incedive Pressure Transmitter with Single Seal product photo
AST4300 - The ideal fit for Class I Div 2 applications, the AST4300 Non-Incendive pressure transmitter is field proven to be the most robust, cost-effective solution for the oil and gas industry.
 
  • Class I Div 2 Non-Incendive Groups A, B, C, D and Single Seal
  • 0-25 to 10,000 PSI Pressure Ranges
  • All 316L or Inconel 718 Wetted Material Available                                   
 
 
AST43LP Class 1 Div 2 Non-incedive Low Pressure Transmitter with Single Seal product photo 
AST43LP - This low pressure transmitter allows users to measure pressure below 15PSI accurately in non-incendive areas.
 
  • Class I Div 2 Non-Incendive Groups A, B, C, D and Single Seal
  • Pressure Ranges from 0-1 PSI to 15 PSIG
  • Cost Effective Low Pressure Measurement
 
 
AST4400 Class 1 Div 1 Intrinsically Safe Pressure Transmitter with Single Seal product photo 
AST4400 - A cost effective, rugged and reliable device, the AST4400 intrinsically safe pressure transmitter has a variety of options including: pressure ports, output signals, electrical connections and material. 
  • Class I Div 1 Intrinsically Safe Groups C, D with approved barrier and Single Seal
  • 0-25 to 10,000 PSI Pressure Ranges
  • All 316L or Inconel 718 Wetted Material Available 
 
AST44LP Class 1 Div 1 Intrinsically Safe Low Pressure Transmitter with Single Seal product photo
 
AST44LP - For applications that require intrinsic safety, the AST44LP low pressure transmitter allows users to accurately measure pressure below 15PSI.
  • Class I Div 1 Intrinsically Safe Groups C, D with approved barrier and Single Seal
  • Pressure Ranges from 0-1 PSI to 15 PSIG
 
AST4600 Class 1 Div 1 Explosion-proof Pressure Transmitter with Single Seal product photo 
AST4600-Factory-Sealed - With factory sealed gauge ranges of 100 to 20,000 PSI available, this explosion-proof pressure transmitter is becoming one of AST's most popular products. All 316L sensing element, accurate readings and repeatable, and reliable results are just the start.  
  • CSA 30 (UL1203/FM3615) Class 1 Zone 1 Group IIC
  • CSA 30 Class 1 Div 1 Groups A, B, C, D Explosionproof
  • CSA 30 Class 2 Div 1 Groups E, F, G Dust Ignition-proof
 
 
AST4600-Vented - With PSIG ranges of 2.5 to 1,000 PSI available, this explosion-proof pressure transmitter is becoming one of AST's most popular products. All 316L sensing element, accurate readings and repeatable, and reliable results are just the start. 
  • CSA 30 (UL1203/FM3615) Class 1 Zone 1 Group IIC
  • CSA 30 Class 1 Div 1 Groups A, B, C, D Explosionproof
  • Liquid Level Pressures Available
 
AST46HA Class I Div 1 Explosion-proof Pressure Transmitter with Single Seal product photo 
AST46HA-Factory-Sealed - Offering factory sealed gauge ranges of 100 to 20,000 PSI, the AST46HA is the next level of explosion proof pressure transmitter. With 0.1% accuracy, this transmitter is outperforming bigger, bulkier transmitters at a fraction of the cost. 
  • CSA 30 (UL1203/FM3615) Class 1 Zone 1 Group IIC
  • CSA 30 Class 1 Div 1 Groups A, B, C, D Explosionproof
  • CSA 30 Class 2 Div 1 Groups E, F, G Dust Ignition-proof
 
 
AST46HA-Vented - Offering PSIG ranges of 10 to 1,000 PSI, the AST46HA is the next level of explosion proof pressure transmitter. With 0.1% accuracy, this transmitter is outperforming bigger, bulkier transmitters at a fraction of the cost. 
  • CSA 30 (UL1203/FM3615) Class 1 Zone 1 Group IIC
  • CSA 30 Class 1 Div 1 Groups A, B, C, D Explosionproof 
 
Digital ASIC       
 
 
AST2000 Industrial OEM ASIC Designed Pressure Sensor product photo 
AST2000 - Intended for OEM equipment that requires excellent performance over a wide temperature range, the AST2000 is an ASIC-compensated, high quality, pressure transducer.
  • Excellent Performance over Wide Temperature range
  • 100V/m EMI/RFI
  • All Welded Stainless Steel Housing
 
AST2000H2 Hydrogen ASIC Pressure Sensor product photo 
AST2000H2 - This hydrogen compatible pressure transducer provides the qualifications for on-board fuel cell usage and an optional total error band of less than 1%.  
  • EC79 Certified for Use on Hydrogen Powered Vehicles
  • Hydrogen Permeation and Cycling Approvals
  • All 316L wetted parts
 
AST20HA 0.1% Pressure Transducer product photo
 
AST20HA - Digitally compensated and offering excellent linearity over a wide temperature range, the AST20HA is used for a variety of applications, including laboratory test equipment, military vehicles, and aerospace controls.  
  • <±0.1% BFSL
  • Excellent Performance over Temperature
  • Linearity Correction                
 
 
AST20PT - Digitally compensated pressure-temperature dual output transducer/transmitter, offering measurements from a single process point.  
  • Pressure-Temperature Dual Output
  • <±0.1% BFSL Accuracy
  • Reduces Installation Time and Points
 
Specialty
 
AST4700 Frequency and Voltage Output Pressure Transducer product photo
 
AST4700 - This pressure transducer offers voltage and frequency output signals with three and four wire systems. With a variety of pressure ports and electrical connections, this product can be configured for most applications that require a 0-5V or 0-10V output signal.  
  • 0-5V, 0-10V, and 1-6kHz Output Signals
  • Variety of Options
  • Pressure Ranges up to 10,000 PSI
 
 AST4710 Absolute Pressure Transmitter product photo
AST4710 - This sensor measures absolute pressure from 0-15 to 300 PSIA. Since gauge pressure sensors correct for changes in barometric pressure, the AST4710 will maintain its calibration regardless of barometric pressure.  
  • 0-15 to 300 PSIA Pressure Ranges
  • Voltage and Current Output Signals
  • 316L Wetted Parts
 
AST47HP  High Pressure Transmitter product photo 
AST47HP - Manufactured to withstand pressures up to 60,000 PSI, the AST47HP high pressure sensor is the best solution for high cycle applications such as hydraulic pressure or diesel common rail pressure. 
  • Pressure Ranges from 0-15,000 to 60,000 PSI
  • Wide Variety Outputs and Connections
  • Autoclave, SAE and Metric Threads Available 
 
AST47SM  Steel MillPressure Transmitter product photo 
AST47SM - Packaged for steel and aluminum mill hydraulic industries, the AST47SM pressure transmitter will survive high cycle, high pressure applications.
  • 4x Proof Pressure Rating
  • IP69k for Washdown Conditions
  • Pressure Spike Protection
 
Submersible (UL/CE Approved) 
 
AST4500/4510 Class 1 Div 1 Intrinsically Safe Submersible Level Sensor product photo 
AST4500/AST4510 - These submersible sensors can measure level from 1 PSI up to 100 PSI for a variety of applications and media.  
  • Class I Div 1 Intrinsically Safe Groups C, D with approved barrier and Single Seal
  • 4-20mA and Voltage Outputs
  • Pressure Ranges from 0-1 PSI to 15 PSIG
 
AST4520 Flush Diaphragm Submersible Level Sensor product photo 
AST4520 - Monitoring the level of waste water or other viscous media, the AST4520 flush diaphragm level sensor provides accurate, repeatable results.  
  • Flush Diaphragm with Weighted Front
  • All 316L and Kynar wetted parts
  • Pressure Ranges from 0-2.5 PSI to 15 PSIG
 
AST45PT - A dual sensor for the measurement of pressure and temperature, the AST45PT submersible series is an excellent solution to monitor level and temperature for indoor and outdoor applications.  
  • Measures Pressure and Temperature
  • 4-20mA Output
  • Pressure Ranges from 0-1 PSI to 100 PSIG
 
Digital Display
 
AG100 Battery Powered Digital Pressure Gauge product photo
AG100 - A rugged and compact battery powered digital pressure gauge, the AG100 is easy to read and use for almost any industrial application. 
  • Rugged Battery Powered Digital Pressure Gauge
  • Large LCD Display
  • Zero calibration, Min/Max, Multiple Units of Measure
 AG200 Loop Powered Digital Pressure Gauge product photo
AG200 - This loop powered digital pressure gauge provides a local display of the pressure or 4-20mA loop and an output signal, so you can monitor your equipment on the machine or at your desk. 
  • Large LCD Display with 4-20mA Output
  • Multiple Units of Measure
  • Zero & Span calibration 
 
Differential      
 AST5100 Wet/Wet Low Differential Pressure Transmitter product photo
AST5100 - Using LVDT technology, the AST5100 wet / wet differential pressure transmitter offers precise measurements at extremely low pressures.  
  • Wet Media Compatible
  • Pressure Ranges as low as 5" H2O
  • 4-20mA or 0-5V Output Signals 
 
 
AST5400 - The AST5400 differential pressure (DP) transducer can measure line pressures up to 2,000 PSI with a turn-down ratio of 15 to 1. 
  • High Line Pressure / Turn-down capability
  • Either Pressure Port Can See Full Pressure Without Damage
  • Excellent Performance Over Temperature