The Festo SDE3-D2D-B-HQ4-2P-M8 (Part No. 540203) is a compact piezoresistive pressure sensor designed for precise monitoring of compressed air systems. With dual independent relative pressure inputs and two programmable PNP switching outputs, it offers reliable performance in various industrial applications. The sensor features an illuminated LCD display for clear readouts and supports H-rail mounting for easy installation.

Key Features:

Model: SDE3-D2D-B-HQ4-2P-M8
Part Number: 540203
Brand: Festo
Pressure Range: 0 to 2 bar (2x relative pressure inputs)
Output: 2x PNP switching outputs, freely programmable
Display: Illuminated LCD with yellow switching status indication
Accuracy: ±2% FS
Repeatability: ±0.3%
Hysteresis Setting Range: 0% to 90%
Threshold Setting Range: 0% to 100%
Electrical Connection: 4-pin M8x1 plug (EN 60947-5-2)
Voltage Supply: 15 to 30 V DC
Max Output Current: 100 mA
Protection: IP65, reverse polarity and short-circuit protection
Mounting: H-rail or through-hole
Pneumatic Connection: QS-4 push-in connector (4 mm)
Operating Medium: Compressed air per ISO 8573-1:2010 [7:4:4]
Temperature Range: 0°C to 50°C
Housing Material: Reinforced PA/PC
Weight: Approximately 37 g
Certifications: CE, RoHS, c UL us, RCM
Applications: Ideal for monitoring and controlling compressed air in automation systems, ensuring optimal performance and energy efficiency.

Festo - 540203 - SDE3-D2D-B-HQ4-2P-M8 Pressure Sensor, 0–2 bar, 2x PNP, LCD

Festo - 540203 - SDE3-D2D-B-HQ4-2P-M8 Pressure Sensor, 0–2 bar, 2x PNP, LCD