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CHT-1230 UAV Series

CHT-1230 UAV Series

(CHT) Ceramic Hybrid Technology

mV Compensated, Constant Current, DIP UAV Sensor

Features

- High Accuracy Air Speed Measurements

- Precision Altitude Measurements

- Wide Temperature Range

- Fast Response Time

- Thermal Stability

- 0.1% High Accuracy

- High Output

- Wide Pressure Range

Great for .....

Pitot Static Air Speed

Altitude Control

Drones

About the CHT-1230 UAV

Advanced Sensor Ceramic Hybrid Technology (CHT) 1230 UAV Series combines silicon MEMS precision with rugged ceramic hybrid construction, delivering fast, stable, and accurate pressure measurements for UAV and drone applications. Ideal for airspeed, altitude, and environmental sensing, the sensor’s wide temperature compensation and tight interchangeability minimize field calibration. Its rapid response time enables real-time flight control, improving stability and performance in both fixed-wing and rotary platforms. The ceramic hybrid design provides superior thermal stability and vibration resistance, making it dependable in demanding flight environments. OEMs can easily integrate the sensor into compact avionics modules thanks to its flexible porting and mounting options.

SPECIFICATIONS

Performance

Accuracy

±0.10 %FSS

Stability (1 Yr)

±0.40 %FSS

Hysteresis & Repeatabillity

±0.15 %FSS (Typical)

Response Time

< 100 uS

Thermal

Operating Temperature

-40 to 125 ̊C

Compensated Temperature

-20 to 80 ̊C

Thermal Error, Offset

-0.5 to 0.5 %FSS

Thermal Error, Span

-0.5 to 0.5 %FSS

Electrical

Output

75-150 mV Full Scale Span (%FSS)

Excitation

0.5 to 2.0 mA

Offset

-2 to 2 mV

Bridge Resistance

1800to 6100 Ω

Maximium Ratings

Excitation

3 mA

Storage Temperature

-50 to 150 ̊C

Over Pressure

3x Range

Media Comptabilty

Non Corrosive Gases

Model Number Configuration

Mechanical Dimensions

CHT-1230 UAV Series

Application Notes

CHT-1230 UAV Series

his application note describes a precision signal-conditioning approach that uses a laser-trimmed, on-board gain programming resistor to standardize the output of low-level Wheatstone bridge pressure sensors, enabling sensor interchangeability .

CHT-1230 UAV Series

This note reviews practical methods for compensating temperature-dependent performance shifts in piezoresistive pressure sensors. It also references AVSensors’ factory-calibrated, thermally compensated models as application options.

CHT-1230 UAV Series

This application note outlines an analog signal conditioning circuit tailored for temperature-compensated piezoresistive sensors with adjustable zero and span. It shows how proper conditioning improves output accuracy in both three-wire voltage and two-wire current loop outputs.

Contact Our Sales Team

Have questions? Need a quote? We are ready to help as a member of our sales team will

contact you to discuss your requirements. 

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