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Anchor 1-Board Mount
CHT-1240 Series

CHT-1240 Series

(CHT) Ceramic Hybrid Technology

mV Compensated, Constant Voltage, High Accuracy, Low Thermal Errors

Features

- Dual In Line (DIP) Package

- Constant Voltage

- 1% Interchangeability

- Temperature Compensated

- Top Tube and Barb Ports

- 0.10% High Accuracy

- High Output

- Wide Pressure Range

Great for .....

Medical Respirators

Gas Chromatography

Military Drones

About the CHT-1240

Advanced Sensor Ceramic Hybrid Technology (CHT) 1240 Series is a temperature compensated, mV output, PCB mounted pressure sensor packaged in a rugged Dual In Line package. The 1240 Series offers higher pressure accuracy, wider temperature range, and lower thermal errors compared to the
CHT-3 series.

SPECIFICATIONS

Performance

Accuracy

±0.1%FSS

Stability (1 Yr)

±0.10 %FSS

Hysteresis & Repeatabillity

±0.10 %FSS

Response Time

< 100 uS

Thermal

Operating Temperature

-40 to 125 ̊C

Compensated Temperature

-20 to 70 ̊C

Thermal Error, Offset

-0.5 to 0.5 %FSS

Thermal Error, Span

-0.5 to 0.5 %FSS

Electrical

Output

49.5 - 50.5 Full Scale Span

Excitation

Reference Application Circuit

Offset

-2 to 2 mV

Bridge Resistance

1800 to 6100 Ω

Maximium Ratings

Excitation

3 mA

Storage Temperature

-50 to 125 ̊C

Over Pressure

3x Range

Media Comptabilty

Non Corrosive Gases

Model Number Configuration

Mechanical Dimensions

CHT-1240 Series

Application Notes

CHT-1240 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-1240 Series

Describes key pressure sensor performance metrics such as accuracy, range, and reference type, explaining how these specs relate to system requirements. It aids engineers in interpreting datasheet values to choose the right sensor

CHT-1240 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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