Variable Capacitance Pressure Transmitters
Last Updated: April 1, 2025
Description
Variable capacitance pressure transmitters are devices that measure pressure by detecting changes in capacitance. They utilize a diaphragm element that moves in response to pressure changes, which in turn alters the capacitance between the diaphragm and a reference plate. This change in capacitance is used to determine the pressure level.
Working Principle
Variable capacitance pressure transmitters operate by using a thin diaphragm as one plate of a capacitor. When pressure is applied, the diaphragm deflects, causing a change in the capacitance between the diaphragm and a fixed reference plate. This change in capacitance is detected by a bridge circuit, which converts it into an electrical signal. The signal is then processed through various circuits to produce an output current proportional to the pressure. This technology is useful because it provides good accuracy, linearity, hysteresis, repeatability, and stability, making it suitable for precise pressure measurements .
Applications
Variable capacitance pressure transmitters are used in a variety of applications where precise pressure measurement is critical. They are particularly useful in industries such as aerospace, medical, and HVAC systems. For example, in automation equipment that uses pumps or valves, these transmitters can handle overpressure conditions effectively, making them ideal for such environments .
Advantages over other Pressure Transmitters
Compared to piezoresistive sensors, variable capacitance pressure transmitters offer higher accuracy and a lower total error band. They also consume less power because there is no DC current flowing through the sensor element, which is advantageous for designing low-power sensing systems. This makes them suitable for remote or implanted medical applications where power efficiency is crucial .
Limitations
Variable capacitance pressure transmitters have some limitations, including potentially high impedance output and sensitivity to temperature changes, which necessitates ambient temperature compensation. They also require custom electronics to produce a stable output and may be susceptible to long-term drift due to their analog sensor design .
Considerations
When considering variable capacitance pressure transmitters, it is important to evaluate factors such as initial costs, operating expenses, and maintenance requirements. These transmitters may have higher production costs due to the complexity of their signal conditioning circuits and calibration algorithms. However, their long-term stability and accuracy can offset these initial costs by reducing maintenance and replacement expenses over time .
from ifm efector inc.
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Integrated temperature measurement via IO-Link. Precise analog output and... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analog signal; IO-Link; (configurable)
- Working Pressure Range: -14.6 to 363
from Busch Vacuum Solutions
The Analog Transmitter GCD 200 is a capacitive vacuum gauge especially designed for steel degassing or other applications requiring accurate pressure measurement in the range of 200 to 0.1 mbar. It is a very robust sensor made of aluminum oxide ceramic combining high reliability and resistance to... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Vacuum
- Signal Output: Analog Current
- Vacuum Range: 150 to 0.0750
from ifm efector inc.
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Precise analog output and user-friendly communication via IO-Link. Learn... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analog signal; IO-Link; (configurable)
- Working Pressure Range: -15 to 1450
from ifm efector inc.
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Precise analog output and user-friendly communication via IO-Link. Learn... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analog signal; IO-Link; (configurable)
- Working Pressure Range: -14.6 to 363
from ifm efector inc.
Reliable detection of system pressure in industrial and mobile applications. High shock and vibration resistance. Excellent repeatability and low linearity error. Compact and robust stainless steel housing for use where space is restricted. Integrated temperature measurement via IO-Link. Precise... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analog signal; IO-Link
- Working Pressure Range: -14.5 to 363
from ifm electronic gmbh
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Precise analogue output and user-friendly communication via IO-Link [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal; (configurable)
- Working Pressure Range: -1.89 to 36.26
from PMC Engineering LLC
The PMC Extended Diaphragm Level Transmitter has been especially developed for measuring level in tank and vat applications. The extended diaphragm allows the sensing diaphragm to be mounted flush with the inside of the tank or vat wall, thereby avoiding the usual pocketing problems encountered by... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 300
from Sitron
The SP98 features a thick film capacitive ceramic sensor mounted in an all 316SS or PVC body with sensor ranges from -1 …30Bar and optional HART protocol. Optional Accessories: TR202 Relay Digital readout + 2X active relays/ 1X F.S. Relay + passive 4 …20mA out. Applicaiton. General... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Differential; Gauge
- Signal Output: Analog Current
- Working Pressure Range: -14.5 to 580
from Baumer Ltd.
Robust stainless housing. External programming of zero point and span with FlexProgrammer 9701. High overpressure resistance. Class of accuracy 0.5% FS. Capacitive ceramic sensor. Abrasive and chemical resistant [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 580
from KOBOLD Instruments, Inc.
Product Features. High Accuracy - ±0.075 % of calibrated span. High Rangeability (100 to 1). Continuous, Self-diagnostic Function. Remote Configuration Via HART ®. Standard Local Display - 5-Digit LCD. The Kobold PAD Differential Pressure Transmitter is a micro-processor-based,... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Differential
- Signal Output: Analog Current
- Working Pressure Range: 0.0109 to 5990
from Automation24, Inc.
The Waterpilot FMX21 from Endress+Hauser with a sensor range of 0-20 bar H20 is a submersible, hydrostatic pressure and level sensor. It measures with an accuracy of 0.2 % (optional 0.1 %) using a capacitive, oil-free ceramic measuring cell and can be used in a variety of ways in the process and... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Relative pressure, Absolute pressure
- Signal Output: 0/4-20 mA, 4-20 mA HART
- Working Pressure Range: ? to 20
from Setra Systems
The Datum 2000 ™ Dual Channel Meter can be configured externally with one or two pressure transducers or transmitters. They are a fully self-contained unit with factory installed pressure transducer or transmitter. Features: Dual Channel. User Adjustable Hi/Lo Alarms. Easy Front Panel Setup. [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute
- Signal Output: Analog Voltage
- Display Type: Digital Numerical Display
from Viatran
Viatran's 244 sensor is a low range pressure transducer designed for the test market. The 244 features highly accurate pressure measurement in ranges from 5 inches water column to 100 PSI. The unique variable capacitance technology allows for extreme over-pressure protection up to 500 PSI. All... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge
- Signal Output: Analog Voltage
- Working Pressure Range: 0.0 to 750
from ifm electronic gmbh
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Precise analogue output and user-friendly communication via IO-Link [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal; IO-Link; (configurable)
- Working Pressure Range: -14.6 to 363
from PMC Engineering LLC
PMC Electronic Pressure Transmitters accurately measure pressures, levels, and vacuum ranges in processes where clogging of the diaphragm face is a problem. The small diameter (1 ½") of the transmitter permits installation flush with the inside wall of pipes 3" in diameter or larger. This... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 300
from Sitron
The LH842C is an ideal solution for aggressive mediums, pastes, or other products that may build up on the face of the sensor. The probe can be mounted with PTFE tubed cable and a PVC body, or with standard cable or 316SS rod and 316SS body. Features include a Zero and Span adjustment within the... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge
- Signal Output: Analog Current; HART® Protocol
- Working Pressure Range: 0.0 to 580
from Automation24, Inc.
The Cerabar PMC11-AA2L1FFVXJA from Endress+Hauser with analog output (0-10 V DC) is a very compact pressure transmitter with a capacitive, oil-free ceramic sensor that can measure relative pressure of 400 mbar. With IP65 protection, the high abrasion resistance of the Ceraphire membrane and... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Relative pressure
- Signal Output: Analog Voltage; Analog Current; Analog
- Working Pressure Range: 0.0 to 6
from Setra Systems
The Model C290 meets 3A sanitary standards. A flush diaphragm design and tri-clover fitting make the C290 ideal for applications that must withstand external high-pressure washdown and CIP/SIP cycles. Standard accuracy is 0.20% FS. High accuracy option is available. Features: Food Processing. Dairy... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 1000
from Viatran
Viatran's model 274 pressure sensor is a differential pressure transmitter designed for precise measurement in harsh environments. Its all welded 316 stainless steel construction ensures durability and corrosion resistance. Variable capacitance technology allows 0.15% linearity and over pressure... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Differential; Gauge
- Signal Output: Analog Voltage
- Working Pressure Range: 0.0 to 100
from ifm electronic gmbh
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Precise analogue output and user-friendly communication via IO-Link [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal; IO-Link; (configurable)
- Working Pressure Range: -14.6 to 363
from PMC Engineering LLC
PMC Electronic Pressure Transmitters accurately measure pressures, levels, and vacuum ranges in processes where clogging of the diaphragm face is a problem. The small diameter (1 ½") of the transmitter permits installation flush with the inside wall of pipes 3" in diameter or larger. This... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 300
from Sitron
The SP98FA features a Zero and Span adjustment housed within the nylon enclosure, a thick film capacitive ceramic sensor, 316SS or all PVC body, pressure ranges from 0 …300bar and optional HART protocol. Optional Accessories: TR202 Relay Digital readout + 2X active relays/ 1X F.S. Relay +... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Differential; Gauge
- Signal Output: Analog Current
- Working Pressure Range: -14.5 to 580
from Automation24, Inc.
The Cerabar PMC11-AA2V1FFVXJA from Endress+Hauser with analog output (0-10 V DC) is a very compact pressure transmitter with a capacitive, oil-free ceramic sensor that can measure relative pressure of 400 mbar. With IP65 protection, the high abrasion resistance of the Ceraphire membrane and... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Relative pressure
- Signal Output: Analog Voltage; Analog Current; Analog
- Working Pressure Range: 0.0 to 6
from Setra Systems
Known for their rugged construction and reliability, Setra's Model 206 and Model 207 analog pressure transducers and pressure transmitters exhibit resistance to shock, vibration, temperature and EMI/RFI. These transducers are available in full scale gauge pressure ranges from 25 psig to 10,000 psig. [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 10000
from Viatran
Viatran's 344 sensor is a low range pressure transmitter designed for the test market. The 344 features highly accurate pressure measurement in ranges from 5 inches water column to 100 PSI. The unique variable capacitance technology allows for extreme overpressure protection up to 500 PSI. All... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 750
from ifm electronic gmbh
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Precise analogue output and user-friendly communication via IO-Link [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal; IO-Link; (configurable)
- Working Pressure Range: -14.6 to 580
from PMC Engineering LLC
The PMC Low Pressure, Differential Pressure Transmitter is designed to measure pressure across filter elements. Utilizing the PMC flush-mount diaphragm on the positive pressure side and a 1/8" NPT nipple for the reference pressure side. It is well suited for measuring pressure drop across a line of... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound
- Signal Output: Analog Current
- Working Pressure Range: 14.45
from Sitron
The robust explosion proof head is constructed to mechanically resist the internal pressure generated by an ignition, preventing an explosion from spreading to the external environment. It has a turndown of 10: 1, a technology that eliminates the need for several instruments of different ranges in... [See More]
- Sensor Technology: Semiconductor Piezoresistive; Variable Capacitance
- Pressure Measurement: Gauge
- Signal Output: Analog Current; HART® Protocol
- Working Pressure Range: -7.25 to 8702
from Automation24, Inc.
The Cerabar PMC21 pressure transmitter from Endress+Hauser with analog output (4-20 mA) is a very compact pressure transmitter with a capacitive, oil-free ceramic sensor that can measure relative pressure of -15-600 PSI or 40 bar. With IP65/IP66/IP67/IP69 protection depending on the model, the high... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Relative pressure
- Signal Output: Analog Current; Analog
- Working Pressure Range: ? to 600
from Viatran
Viatran's model 374 is a differential pressure transmitter designed for precise measurement in harsh environments. Its all welded 316 stainless steel construction ensure durability and corrosion resistance. Variable capacitance technology allows 0.15% linearity and overpressure protection to 1,000... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Differential; Gauge
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 100
from ifm electronic gmbh
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Precise analogue output and user-friendly communication via IO-Link [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal; IO-Link; (configurable)
- Working Pressure Range: -14.6 to 580
from PMC Engineering LLC
PMC ’s Miniature Electronic Pressure Transmitter has been especially developed for measuring pressures in paper mills and similar process industries where plugging of the diaphragm face is a problem. A body diameter of 1" permits installation flush with the inside wall of pipes 2" in diameter... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 300
from Automation24, Inc.
The Cerabar PMC21-AA1V1CFVXJA from Endress+Hauser with analog output (4-20 mA) is a very compact pressure transmitter with a capacitive, oil-free ceramic sensor that can measure relative pressure of 1.5 PSI or 100 mbar. With IP65 protection, the high abrasion resistance of the Ceraphire membrane and... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Relative pressure
- Signal Output: Analog Current; Analog
- Working Pressure Range: 0.0 to 1.5
from Viatran
Viatran's model 574 pressure sensor is a differential pressure transmitter designed for precise measurements in harsh environments. Its all welded 316 stainless steel construction ensure corrosion resistance. Variable capacitance technology allows 0.15% linearity and over pressure protection to 3000... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 100
from ifm electronic gmbh
Robust stainless steel housing for use in the food and beverage industry. Hygienic, flush design. Resistant to high-pressure cleaning with aggressive cleaning agents. High temperature resistance and high protection rating. Precise analogue output and user-friendly communication via IO-Link [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal; (configurable)
- Working Pressure Range: -1.82 to 36.26
from PMC Engineering LLC
PMC ’s Miniature Electronic Pressure Transmitter has been especially developed for measuring pressures in paper mills and similar process industries where plugging of the diaphragm face is a problem. A body diameter of 1" permits installation flush with the inside wall of pipes 2" in diameter... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 300
from Automation24, Inc.
The Cerabar PMC51B pressure transmitter from Endress+Hauser is a very robust pressure transmitter with a capacitive, oil-free ceramic sensor that can measure relative pressure of up to 40 bar. On account of the high resistance to abrasion and corrosion on the part of the ceraphire membrane with... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Relative pressure, Absolute pressure
- Signal Output: 0/4-20 mA, 4-20 mA HART
- Working Pressure Range: ? to 40
from ifm electronic gmbh
Reliable detection of system pressure in industrial and mobile applications. High shock and vibration resistance. Excellent repeatability and low linearity error. Compact and robust stainless steel housing for use where space is restricted. Integrated temperature measurement via IO-Link. Precise... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal; IO-Link
- Working Pressure Range: 0.0 to 1450
from PMC Engineering LLC
PMC ’s Miniature Electronic Pressure Transmitter has been especially developed for measuring pressures in paper mills and similar process industries where plugging of the diaphragm face is a problem. A body diameter of 1" permits installation flush with the inside wall of pipes 2" in diameter... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 300
from Automation24, Inc.
The Cerabar PMP21-AA1V1PFVXJ from Endress+Hauser with analog output (4-20 mA) is a very compact pressure transmitter with a capacitive, oil-free ceramic sensor that can measure relative pressure of 10 bar. With IP65 protection and high-quality materials such as an enclosure and sensor made of... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge; Relative pressure
- Signal Output: Analog Current; Analog
- Working Pressure Range: 0.0 to 150
from PMC Engineering LLC
The PMC Slimline Miniature Electronic Pressure Transmitter incorporates a highly precise ceramic-capacitive pressure sensor. Its compact design of 1 1/16" diameter x 4" long makes installation in confined spaces possible. Accuracy is ±0.2% over full sensor range. Tolerance to overload is 10... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Gauge
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 150
from PMC Engineering LLC
PMC Smart Electronic Pressure Transmitters accurately measure pressure of heavy slurries, liquids, and vapors. The ceramic capacitance sensor handles overloads of up to 10 times nominal range. The HART ® protocol allows easy access to the configuration, test, and detailed set-up of the... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current; HART® Protocol
- Working Pressure Range: 0.0 to 300
from PMC Engineering LLC
PMC Smart Electronic Pressure Transmitters accurately measure pressure of heavy slurries, liquids, and vapors. The ceramic capacitance sensor handles overloads of up to 10 times nominal range. The HART ® protocol Rev. 5.1 allows easy access to the configuration, test, and detailed set-up of the... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current; HART® Protocol
- Working Pressure Range: 0.0 to 300
from PMC Engineering LLC
PMC Smart Miniature Electronic Pressure Transmitters accurately measure pressure of heavy slurries, liquids, and vapors. The ceramic capacitance sensor handles overloads of up to 10 times nominal range. The HART ® protocol allows easy access to the configuration, test, and detailed set-up of the... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current; HART® Protocol
- Working Pressure Range: 0.0 to 300
from PMC Engineering LLC
PMC Smart Miniature Electronic Pressure Transmitters accurately measure pressure of heavy slurries, liquids, and vapors. The ceramic capacitance sensor handles overloads of up to 10 times nominal range. The HART ® protocol Rev. 5.1 allows easy access to the configuration, test, and detailed... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current; HART® Protocol
- Working Pressure Range: 0.0 to 300
from PMC Engineering LLC
PMC Smart Electronic Pressure Transmitters accurately measure pressure of heavy slurries, liquids, and vapors. The ceramic capacitance sensor handles overloads of up to 10 times nominal range. The HART ® protocol Rev. 5.1 allows easy access to the configuration, test, and detailed set-up of the... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current; HART® Protocol
- Working Pressure Range: 0.0 to 300
from PMC Engineering LLC
PMC Smart Miniature Electronic Pressure Transmitters accurately measure pressure of heavy slurries, liquids, and vapors. The ceramic capacitance sensor handles overloads of up to 10 times nominal range. The HART ® protocol Rev. 5.1 allows easy access to the configuration, test, and detailed... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current; HART® Protocol
- Working Pressure Range: 0.0 to 300
from PMC Engineering LLC
PMC Electronic Pressure Transmitters accurately measure pressures, levels, and vacuum ranges in processes where clogging of the diaphragm face is a problem. The small diameter (1 ½") of the transmitter permits installation flush with the inside wall of pipes 3" in diameter or larger. This... [See More]
- Sensor Technology: Variable Capacitance
- Pressure Measurement: Absolute; Gauge; Compound; Vacuum
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 300