Description

YD31 High - accuracy piezoresistive pressure sensor is encapsulated in stainless steel case through assembly and commissioning adopting advanced silicon piezoresistive sensitive elements made by German HELM Company. Both the case and the port are made of stainless steel. The medium are of good compatibility, with stable and reliable performance, and high accuracy. The gasket is applied on the end face.

Details

Technical Data
Measuring Range	-0.1MPa ~ 0 ~ 10KPa … 70MPa
Over pressure	Two times of measuring scale for over pressure
Power supplying	1.5mA DC constant current		10 ~ 24V DC constant voltage
Zero point output	0 ± 2 mV DC		0 ± 2 mV DC
Full-range output	70 ~ 110mV DC		70 ~ 110mV DC
Overall accuracy Linear, repeatability, lagging	± 0.1% FS	± 0.25% FS		± 0.4% FS
Long-term stability	± 0.1% FS / year
Range of operating temperature	-40 ~ +85 ℃
Range of compensating temperature	-40 ~ +50 ℃
Temperature performance	Zero point temperature coefficient: ± 0.02% FS (Typical) ±0.04% FS (Max.)
	Sensitivity temperature coefficient: ± 0.02% FS (Typical) ± 0.04% FS (Max.)
Thermal lagging	± 0.1% FS
Material	Enclosure: S / S 1Cr18Ni9Ti		Membrane: S / S 316L
	Cable: PVC		Sealing: Fluorubber Sealing Ring
Electrical connection	PG7 Cable Wiring		Tie-in DIN 43650
Response time (10% ~ 90%)	≤ 1 ms
Insulating resistance	100MΩ / 500V DC
Enclosure protection degree	IP 67 (Cable Type)		IP 65 (Socket Type)
Weight	Approximately 250g
Vibration	No change under 10gRMS, 20 ~ 2000Hz
Impact	100g, 11ms
Service life	1 x 108 Pressurized Cycle
Medium compatibility	The gas or liquid compatible with 316 stainless steel

Features of Product
1 Measuring range: -0.1MPa ~ 0 ~ 10KPa … 70MPa
2 Fully made of stainless steel
3 Standard thread pressure-leading measuring method
4 Constant - current and - voltage source power supplying
5 Laser resistance adjusting compensation and full scale temperature performance
6 Using solid-state piezoresistive pressure sensor, with high reliability and high accuracy.
7 Designed with small dimensions, and many optional structural forms