Thin Film Pressure Transmitters
Last Updated: April 1, 2025
Description
Thin film pressure transmitters are devices that measure pressure by utilizing a thin layer of material deposited on a substrate. This technology is known for its compact design and good temperature stability, making it suitable for long-term use and harsh measurement conditions.
Working Principle
Thin film pressure transmitters operate by applying resistors to a stainless-steel membrane. When pressure is applied, the membrane deforms, causing a change in resistance that is measured and converted into an electrical signal. This method provides high resistance to overpressure, high temperatures, and vibrations, making these transmitters particularly useful in high-pressure environments up to several thousand bar .
Applications
Thin film pressure transmitters are used in a variety of applications where durability and stability are crucial. Specific examples include industrial environments where high pressure and temperature conditions are prevalent, such as in oil and gas exploration, chemical processing, and power generation.
Advantages over other Pressure Transmitters
Thin film pressure transmitters offer several advantages over other types of pressure sensors. They are more resistant to overpressure, high temperatures, and vibrations compared to piezoresistive silicon sensors, which are not very shock resistant . Additionally, thin film sensors are suitable for higher pressure ranges, making them ideal for demanding industrial applications.
Limitations
One limitation of thin film pressure transmitters is their complexity in generating a vacuum behind the metal diaphragm, which makes them unsuitable for use as absolute pressure sensors .
Considerations
When considering thin film pressure transmitters, it is important to evaluate factors such as initial costs, operating expenses, and maintenance requirements. These transmitters are generally durable and offer good temperature stability, which can reduce long-term maintenance costs. However, the initial investment may be higher compared to other types of pressure sensors. Additionally, their resistance to harsh conditions can lead to lower replacement costs over time, making them a cost-effective choice for specific applications.
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. Learn more. View other products in this family of sensors. [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analog signal
- Working Pressure Range: 0.0 to 5802
from Festo Corporation
Sensor versions: piezoresistive pressure sensor or metal thin-film pressure sensor. Measured variable: relative pressure. Operating medium: liquid media and gaseous media. Seal-free: pressure measuring cell and interfaces in stainless steel. Protection: IP67 [See More]
- Sensor Technology: Thin Film
- Working Pressure Range: 145
- Signal Output: Analog Current
- Media: Liquid; Gas
from KOBOLD Instruments, Inc.
Product Features. Advanced Thin Film or Piezoresistive Sensing Technology. Variety of Output Signals. CE EMI Compliant. Absolute or Gauge Measuring Ranges. High Overpressure Protection. Fast Response Time. Stainless Steel Construction. Pressures to 60,000 PSIG. Easy-to Use Hirschmann Connector... [See More]
- Sensor Technology: Semiconductor Piezoresistive; Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: -14.74 to 60000
from NOSHOK, Inc.
NOSHOK 100 Series Current Output Pressure Transmitters are designed to provide a previously unequalled level of performance, utilizing diffused semiconductor and sputtered thin film strain gage technology. 100 Series transmitters are highly repeatable, shock resistant and are extremely stable over... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Absolute (optional feature); Gauge (optional feature); Vacuum (optional feature)
- Signal Output: Analog Current
- Vacuum Range: 776484 to 1522
from Clark Solutions
The NOSHOK Series 625 and 626 pressure transmitters combine the reliability and long life of diffused semiconductor and sputtered thin film straingage sensors with safe electronics for outstanding performance and value.These transmitters were designed for applications that require pressure... [See More]
- Sensor Technology: Semiconductor Piezoresistive; Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Current
- Working Pressure Range: -14.74 to 60000
from Trafag Inc.
Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The CANopen miniature pressure transmitter CMP is based on Trafag's own thin-film-on-steel technology which offers high accuracy and longterm... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Busprotocol CANopen / 12/24 (8...32) VDC
- Working Pressure Range: 0.0 to 8702
from OMEGA Engineering, Inc.
• All Stainless Steel Construction. • Non-clogging Flush Diaphragm Design. • NEMA 4X Enclosure. • Paper Mills. • Printing Presses. • Thin Film Reliability. • 100% Production Calibrated. • NIST [See More]
- Sensor Technology: Mechanical Deflection; Thin Film
- Pressure Measurement: Sealed
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 2000
from Baumer Ltd.
0 … 60 bar up to 0 … 1600 bar. Fully welded version. Robust stainless steel housing. External programming of zero point and span with FlexProgrammer 9701. High overpressure resistance. Available with optional ATEX approval [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Absolute
- Signal Output: Analog Voltage
- Working Pressure Range: 0.0 to 23206
from Gems Sensors & Controls
Ex II 1G; Ex ia IIB T4 Ga. The 3XIS series is certified Instrinsically Safe for use in Group IIB. Hazardous Areas, Zones 0, 1 and 2. Certification: ATEX Certificate Baseefa10ATEX0196. For OEMs that need intrinsically safe pressure sensors with consistent high levels of performance, reliability and... [See More]
- Sensor Technology: Thin Film
- Working Pressure Range: 100 to 30000
- Signal Output: Analog Voltage; Analog Current
- Accuracy: 0.2500
from ifm electronic gmbh
Reliable detection of system pressure in industrial applications. High shock and vibration resistance. Excellent repeatability and low linearity error. Lifespan of more than 60 million pressure cycles. Compact and robust stainless steel housing for use where space is restricted [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current; analogue signal
- Working Pressure Range: 0.0 to 145
from STW Technic
Optional up to 257 °F, mobile hydraulic applications [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: CAN Interface
- Working Pressure Range: 0.0 to 44000
from KOBOLD Instruments, Inc.
The KOBOLD PSC pressure sensor is designed for both pressure monitoring and optionally, continuous pressure measurement within one device. The user friendly design of the PSC allows simple switchpoint or switchpoint/transmitter programming without actual system pressurization. The selectable PNP/NPN... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Compound; Vacuum
- Signal Output: Analog Voltage; Analog Current; PNP/NPN Transistor
- Working Pressure Range: -14.5 to 10000
from NOSHOK, Inc.
The NOSHOK Series 11 Sanitary Pressure Transmitter is designed for heavy duty sanitary applications where high accuracy and durability are required. Using diffused semiconductor or sputtered thin film sensor technology these transducers are stable, accurate, shock resistant and extremely durable. [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage (optional feature); Analog Current (optional feature)
- Vacuum Range: 21446 to 1522
from Trafag Inc.
Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. Applications. Shipbuilding. Machine tools. Hydraulics. Process technology [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 8702
from OMEGA Engineering, Inc.
• High Reliability. • Long Term Stability. • All Stainless Steel Case. • Vacuum Range Available. • Built-In Temperature Sensor [See More]
- Sensor Technology: Mechanical Deflection; Strain Gauge; Thin Film; Utilizes MEMS
- Pressure Measurement: Absolute; Gauge; Sealed
- Signal Output: Analog Voltage
- Working Pressure Range: 0.0 to 363
from Gems Sensors & Controls
Current Output. Gauge, Sealed and Absolute Models. Submersible, General Purpose and Wash Down Enclosures. Intrinsically Safe Models. The 4700 series pressure sensor provides precise laboratory type measurements in a rugged industrial package complete with turndown capabilities. Exceptional levels of... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Absolute; Gauge; Sealed
- Signal Output: Analog Current
- Working Pressure Range: 10 to 10000
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. Lifespan of more than 60 million pressure cycles. Compact and robust stainless steel housing for use where space is restricted [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal
- Working Pressure Range: 0.0 to 5802
from NOSHOK, Inc.
The NOSHOK Series 21 Homogenizer Pressure Transmitter is a high accuracy, heavy duty pressure transmitter designed for the demanding requirements found in high pressure sanitary homogenizer applications. Using proven sputtered thin film sensor technology these transducers are stable, highly... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage (optional feature); Analog Current (optional feature)
- Working Pressure Range: 0.0 to 15000
from Trafag Inc.
The Electronic Pressure Switch EPN-S is based on the well-proven EPN transmitter family. It stands for reliable accuracy over a wide temperature range and excellent long-term stability even in harshest environments in the shipbuilding and railway industry. [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Transistor (Open Source): 24 (9 ... 32) VDC
- Working Pressure Range: 0.0 to 8702
from OMEGA Engineering, Inc.
• High Reliability. • Long Term Stability. • All Stainless Steel Case. • Vacuum Range Available. • Built-In Temperature Sensor [See More]
- Sensor Technology: Strain Gauge; Thin Film
- Pressure Measurement: Absolute; Gauge; Sealed
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 363
from Gems Sensors & Controls
0-75 psi to 0-30,000 psi ranges (5 bar to 0-2,200 bar). High Proof Pressures. Broad Choice of Outputs. RoHS Compliant. For OEMs that need consistent high levels of performance, reliability and stability the 3100 and 3200 series sputtered thin film pressure transducer unit offers an unbeatable... [See More]
- Sensor Technology: Thin Film
- Working Pressure Range: 0.0 to 30000
- Signal Output: Analog Voltage; Analog Current
- Accuracy: 0.2500 to 0.5000
from ifm electronic gmbh
For the reliable detection of the system pressure in mobile machines. Robust stainless steel housing with high shock and vibration resistance. Compact housing for use where space is restricted. DEUTSCH connector for the fast and easy connection to the on-board system. With long-term stability thanks... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Voltage; Analog Current; analogue signal
- Working Pressure Range: 0.0 to 5802
from NOSHOK, Inc.
The NOSHOK Series 621 and 622 pressure transmitters combine the reliability and long life of diffused semiconductor and sputtered thin film strain gage sensors with safe electronics for outstanding performance and value. These transmitters were designed for applications that require pressure... [See More]
- Sensor Technology: Strain Gauge; Thin Film
- Pressure Measurement: Absolute (optional feature); Gauge (optional feature); Compound (optional feature); Vacuum (optional feature)
- Signal Output: Analog Voltage (optional feature); Analog Current (optional feature)
- Working Pressure Range: -14.74 to 15000
from Trafag Inc.
Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The EPN pressure transmitter offers reliable and accurate pressure measurement over a wide temperature range. Its excellent long-term stability is... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 36259
from OMEGA Engineering, Inc.
• Excellent Long Term Stability. • NEMA 4 Cable or Connector Models. • 0.4% Accuracy. • Thin Film Design For High Reliability. • Ideal for Liquid and Gas Applications [See More]
- Sensor Technology: Mechanical Deflection; Thin Film
- Pressure Measurement: Gauge; Vacuum
- Signal Output: Analog Current
- Vacuum Range: 760 to -2
from NOSHOK, Inc.
The NOSHOK Series 623 and 624 pressure transmitters combine the reliability and long life of diffused semiconductor and sputtered thin film strain gage sensors with safe electronics for outstanding performance and value. These transmitters were designed for applications that require pressure... [See More]
- Sensor Technology: Strain Gauge; Thin Film
- Pressure Measurement: Absolute (optional feature); Gauge (optional feature); Compound (optional feature); Vacuum (optional feature)
- Signal Output: Analog Voltage (optional feature); Analog Current (optional feature)
- Working Pressure Range: -14.74 to 15000
from Trafag Inc.
Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The EPN pressure transmitter was specifically de - signed for the high demand of the railway industry and offers reliable and accurate pressure... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 8702
from NOSHOK, Inc.
The NOSHOK Series 625 and 626 pressure transmitters combine the reliability and long life of diffused semiconductor and sputtered thin film strain gage sensors with safe electronics for outstanding performance and value. These transmitters were designed for applications that require pressure... [See More]
- Sensor Technology: Strain Gauge; Thin Film
- Pressure Measurement: Absolute (optional feature); Gauge (optional feature); Compound (optional feature); Vacuum (optional feature)
- Signal Output: Analog Voltage (optional feature); Analog Current (optional feature)
- Working Pressure Range: -14.74 to 60000
from Trafag Inc.
Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The EX pressure transmitter EXNT is based on Traf - ag ’s own thin-film-on-steel sensor technology with excellent long- term stability and... [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 29008
from Trafag Inc.
Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. Applications. Shipbuilding. Engine manufacturing [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 8702
from Trafag Inc.
Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. Applications. Shipbuilding. Engine manufacturing. Test benches [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 8702
from Trafag Inc.
Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. Applications. Machine tools. Hydraulics. Process technology. Water treatment. Test benches [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 8702
from Trafag Inc.
The industrial pressure transmitter NAT 8252 features the extremely robust and stable thin-film-on-steel element from its well-proven predecesser NAT 8251. [See More]
- Sensor Technology: Thin Film
- Pressure Measurement: Gauge
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 8702