Transducers

• CVD Sensor Stability and High Sensitivity Allows Use of Thicker Diaphragm - 17-4 PH SS Sensor Beam Is Laser Welded for Distortion-Free Construction
• ASIC Chip Is the Brains behind the Brawn - Programmability Provides Greater Linearity Correction than Common Thermal Compensation Methods
• RFI/EMI & ESD Protection Circuit Meets and Exceeds Requirements for CE Marking - Protecting Against Noise, Voltage Spikes, and Static Discharge
• Thicker Diaphragm for Handling Pulsating Pressures – All Stainless Steel Wetted Parts
• Weldless Stainless Steel Case

The 1200 Series features stability and toughness via its CVD and ASIC design coupled with a thicker diaphragm. The thicker diaphragm enables these sensors to survive most pressure spikes caused by pump ripple, solenoid valves, etc. The 1600 Series extends the packaging options by providing an all welded stainless steel back end for demanding industrial applications. A modular design allows special ordering of fittings, electrical cables, etc. for OEM applications. The ASIC and CVD technology enables Gems to offer almost any output over any pressure range.

• Stainless Steel Construction
• Current and Voltage Outputs
• Ceramic Sensor Technology
• 0.5% Accuracy
• Compact Size

Barksdale’s Series 600 is the ideal solution for applications that require a low cost, accurate, reliable transducer in a small package. Where long term stability is a requirement, the Series 600 transducer delivers. With a robust ceramic sensor that excels in rugged environments, the Series 600 offers high accuracy at 0.5% FSO and thermal stability within .06% over the entire operating range of -40 to 185° F. Wetted materials of 316 stainless steel, ceramic and Viton® make it ideal for use with aggressive media. The Series 600 family is rated NEMA 4X, UL approval pending, and is available in pressure ranges from 0-30 to 0-6000 psig and a variety of standard outputs: 4-20 mA, 0.5-5.5 VDC, 1-11 VDC and 0-10 VDC.

• Diffused Silicon Sensor for High Accuracy and Reliability
• Built-in High Pressure Snubber (2000psi and Above)
• General Purpose, Industrial Grade Transducer
• Rugged Stainless Steel Construction
• UL and cUL Approved

Barksdale's Series 420 and 422 Transducers are general purpose, industrial grade transducers, ideal for use in general industrial applications. Wetted parts are constructed of 17-4PH and 300 Series Stainless Steel, with NEMA 3 enclosures constructed of 304 Stainless Steel. These units use a stable, diffused silicon sensor that achieve .25% accuracy, have pressure ranges from 0-10,000 psi and are available with either 0 - 30 millivolt or 0 - 100 millivolt ratiometric output. High pressure snubbers are standard on units at 2,000 psi and above.
Barksdale's Series 423 and 426 Transducers and 425 Transmitters are general purpose, industrial grade transducers, ideal for use in general industrial applications when a robust transducer is required. Wetted parts are constructed of 17-4PH and 300 Series Stainless Steel, with NEMA 4 enclosures constructed of 304 Stainless Steel. These units feature a stable, diffused silicon sensor that achieves .25% accuracy, have pressure ranges from 0-10,000 psi and are available in 5V, 10V or 4-20MA outputs. High pressure snubbers are standard on units at 2,000 psi and above. Optional surge voltage protection to 6kV is available. A variety of process fittings and electrical connections are available to meet your needs.

• Operates Over a Wide Temperature Band
• Compatible with a Variety of Gases and Liquids
• Suitable for High Shock and Vibration Applications

The Model 209 pressure transducer is designed for Industrial and OEM customers who require high performance, reliability and versatility at an affordable price. It offers exceptional ±0.25% FS accuracy with pressure ranges from 1 PSI up to 10,000 PSI to meet a multitude of demanding applications. The 209 features all stainless steel wetted materials and offers many pressure and electrical connections to satisfy challenging installation requirements. The 209 features a patented overpressure stop to protect the sensor against unexpected spikes or in high pulsation applications.

• Simple On-Line Range Setting
• Input and Output Indication LEDs
• 3-Way Electrical Isolation (Power/Input/Output)
• Low Frequency Cut-Out and Overrange Indication
• Programmable Input Circuit Accepts Outputs from a Variety of Sensors

• Reduce field failures
• High accuracy
• Maintenance free
• Reduce setup
• Water-resistant housing
• Circuit protection

APPLICATIONS:

• Duct static pressure (Pressure mode)
• Building or room pressure (Pressure mode)
• Filter status (Pressure mode)
• Air flow measurement (Velocity mode)

The PX3 transducer can measure either air pressure or velocity with the flip of a switch.The PX3 is available in three installation configurations: duct,panel or universal.Duct and panel models have two pressure and velocity options: 0-1" WC / 0-3,000 ft/min or 1-10" WC / 3,000-6,000 ft/min with four field-selectable sub-ranges.The universal model comes in one pressure/velocity range: 0-10" WC / 0-7,000 ft/min with seven field-selectable sub-ranges for pressure and eight for velocity.All variants are available with and without display.The PX3 has an IP65/NEMA 4 environmental rating.

• Gauge, Absolute, Vacuum and Compound Pressure Models Available
• Submersible, General Purpose and Wash Down Enclosures
• High Stability Achieved by CVD Sensing Element
• Millivolt, Voltage and Current Output Models

The 2200 series features stability and accuracy in a variety of enclosure options. The 2600 series extends the packaging options via an all welded stainless steel back end for demanding submersible and industrial applications. The 2200 and the 2600 feature proven CVD sensing technology, an ASIC (amplified units), and modular packaging to provide a sensor line that can easily accommodate specials while not sacrificing high performance.

• Single-Piece Machined 17-4PH Stainless Steel Pressure Port Provides a Durable Assembly That Eliminates Refrigerant Loss Due to O-Ring or Weld Failures; Resists Damage Due to Physical Shock, Vibration, and Pressure Pulsations; Enables Use with Non-Corrosive or Corrosive Pressure Media That Is Compatible with 17-4PH Stainless Steel.
• Environmentally Protected Electronics Withstand the Effects of Adverse Conditions Associated with Typical HVAC/R Applications, Including Freeze/Thaw Applications on Suction Lines.
• Many Available Pressure Ranges Provide a Single Line of Transducers for All Refrigeration and Air Conditioning Application Needs.
• Slender Body Design Facilitates Use of Deep-Socket Wrenches for Ease of Installation; Requires Zero Turning Radius.
• Reliable, Repeatable Performance and Long Operating Life Minimizes Service and Replacement Costs.
• 1% Total Error Band Provides High-Accuracy Performance.
• CE and UL Agency Listings Allow for Global Applications.

The P499 Series Electronic Pressure Transducers are compact, economical, and rugged direct-mount pressure transducers designed for use in commercial refrigeration and air conditioning applications. These transducers produce an analog signal based on the sensed pressure. The P499 Series transducers feature environmentally protected electronics with stainless steel construction. The digitally compensated P499 transducers are highly accurate over a broad temperature range, resisting the effects of wide ambient temperature swings, high humidity, condensation, and icing. The pressure port is machined from a solid piece of 17-4PH stainless steel. No O-rings, organic materials, or welds are exposed to the pressure media, allowing for a leak-proof, all-metal, sealed pressure system. The P499 Series transducers operate with any corrosive or non-corrosive pressure medium that is compatible with 17-4PH stainless steel, including water, condensate, carbon dioxide, glycol, most refrigerants (including ammonia), and many other compatible fluids and gases. The P499 Series provides transducers in a variety of pressure ranges, covering most common refrigeration and air conditioning applications.