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| DIESEL EMISSION FLUID (DEF) PRESSURE

HOW IT WORKS

Benefits

• High accuracy

• Robust design

• Withstands highly corrosive media

• Remains functional even in the Urea has crystalized inside the chamber

Measures the Urea injection pressure in SCR systems.

Introduction

1

2

5

3

4

CAPACITIVE SENSING ELEMENT

PRESSURE

MEDIA PRESSURE

5

1

2

3

1

2

Mechanical

Deflection

3

Change in

Capacitance

4

Signal

Conditioning

Electronics

5

Voltage

Output

Pressure