Pressure Sensors, Transducers

Part Number	Description / PDF	Quantity
1210A-100G-3L TE Connectivity Measurement Specialties	SENSOR PRESSURE	351
86-100A-C TE Connectivity Measurement Specialties	SENSOR 100PSIA RIBBON W/CONN	0
85-300G-4R TE Connectivity Measurement Specialties	SNSR PRES 300PSIG 1/4" - 18NPT	1
89-03KA-0U TE Connectivity Measurement Specialties	SENSOR PRESSURE	222
M3051-000005-500PG TE Connectivity Measurement Specialties	TRANSDUCER 4-20MA 500# PRES	65
4515DO-DS3BK002DPL TE Connectivity Measurement Specialties	SENSOR PRESS GAUGE	870
43A-250A TE Connectivity Measurement Specialties	SENSOR PRESSURE 250PSIA PCB	0
1451-050A-W TE Connectivity Measurement Specialties	SENSOR PRESSURE 50PSIA SMD	20
M5231-000005-05KPG TE Connectivity Measurement Specialties	TRANSDUCER 0.5-4.5VDC 50PSI 2FT	0
82-100G-C TE Connectivity Measurement Specialties	SENSOR 100PSIG RIBBON W/CONN	16
1210A-100G-1S TE Connectivity Measurement Specialties	SENSOR PRESSURE	12
325561000-50 TE Connectivity Measurement Specialties	SENSOR PRESURE	0
U86B-010BS TE Connectivity Measurement Specialties	SENSOR	12
1240-015D-3L TE Connectivity Measurement Specialties	SENSOR PRES 15PSID 0-50MV 8-DIP	0
154N-500G-R TE Connectivity Measurement Specialties	SENSOR PRESSURE	8
4515DO-DS3BK004GP TE Connectivity Measurement Specialties	SENSOR PRESS GAUGE	0
M5254-000005-300PG TE Connectivity Measurement Specialties	TRANSDUCER	8
1220A-005G-3S TE Connectivity Measurement Specialties	SENSOR PRES 5PSID 0-50MV 8-DIP	7
M3421-000006-01KPG TE Connectivity Measurement Specialties	SENSOR 1KPSIG 1/8NPT 100MV 2'	10
M3431-000006-300PG TE Connectivity Measurement Specialties	SENSOR 300PSIG 1/8NPT .5-4.5V	42

Pressure Sensors, Transducers

1. Overview

Pressure sensors and transducers are devices that convert mechanical pressure signals into electrical outputs. They serve as critical components in monitoring and controlling pressure in various systems. Modern industrial automation, medical diagnostics, and automotive safety systems rely on their precise measurements to ensure operational efficiency and safety.

2. Main Types and Functional Classification

Type	Functional Characteristics	Application Examples
Strain Gauge	High accuracy, stable output, requires bridge circuit	Industrial machinery, load cells
Piezoresistive	Miniaturized design, high sensitivity, temperature-dependent	Medical blood pressure monitors
Capacitive	Low power consumption, corrosion-resistant, nonlinear output	Aerospace altitude sensors
Piezoelectric	Self-generating, dynamic pressure measurement	Engine combustion analysis
Optical Fiber	Immune to EMI, suitable for harsh environments	Oil well downhole monitoring

3. Structure and Components

Typical components include:

Pressure port (stainless steel/ceramic diaphragm)
Sensing element (MEMS silicon chip, strain gauge)
Signal conditioning circuit (amplifier, ADC)
Output interface (4-20mA, I2C, CANbus)
Environmental sealing (IP67 rating standard)

4. Key Technical Specifications

Parameter	Importance
Measurement Range (0-10kPa to 0-100MPa)	Determines operational limits
Accuracy ( 0.1% FS to 2% FS)	Impacts system reliability
Output Signal (Analog/digital)	Affects compatibility with control systems
Temperature Range (-40 C to +150 C)	Defines environmental adaptability
Response Time (1ms to 100ms)	Critical for dynamic pressure monitoring

5. Application Fields

Major industries:

Industrial Automation (hydraulic system monitoring)
Automotive (engine MAP sensors, TPMS)
Medical (ventilator pressure control)
Aerospace (flight control surface pressure)
Consumer Electronics (smartwatches for altitude tracking)

6. Leading Manufacturers and Products

Manufacturer	Representative Product
Honeywell	PPT0010 (0-10psi MEMS sensor)
Bosch Sensortec	BMP580 (barometric pressure sensor)
TE Connectivity	PPT0001NN1A3 (high-temperature sensor)
WIKA	A-1100.75 (industrial process sensor)
Omron	D6F-PH (low-pressure airflow sensor)

7. Selection Guidelines

Key considerations:

Pressure range with 20% safety margin
Environmental factors (temperature, vibration)
Signal compatibility (analog/digital requirements)
Material selection for corrosive environments
Cost vs. long-term stability trade-offs

8. Industry Trends

Emerging developments:

MEMS integration for miniaturization
Wireless pressure sensing nodes
AI-enabled predictive maintenance systems
New materials like graphene for ultra-sensitive detection
Energy-harvesting self-powered sensors