Silicon Piezoresistive Core Module

• Customization: Available
• Type: Piezoresistive Pressure Sensor
• Component: SemiConductor Type
• Model NO.: HM1550
• For: Diffused Silicon Pressure Transmitter
• Output Signal Type: Analog Type
• Production Process: Integration
• Material: Silicon Piezoresistive Core Module
• Thread Type: Gas and Liquid
• Wiring Type: Three-Wire
• Measuring Medium: IATF16949
• IP Rating: IP65
• Certification: /
• Customized: Customized
• Signal: Low Noise
• Reliability: High
• Response Time: Fast
• Transport Package: Neutral Packing
• Specification: 0~20bar (Customizable)
• Trademark: FLUHANDY
• Origin: China
• HS Code: 9026209090
• Production Capacity: 100000pieces/Month
• Package Size: 20.00cm * 20.00cm * 20.00cm
• Package Gross Weight: 1.000kg

Product Description

Product Introduction

HM1550 Water pump pressure sensor
Silicon Piezoresistive Sensor Model  (With amplifying circuit and compensation)
HM1550 Water pump pressure sensor series of products uses a silicon piezoresistive sensor chip with good consistency and strong stability, and is made through a stainless steel diaphragm isolation and oil-filling process. Water pressure sensor has fast response time, low signal noise, strong anti-interference ability, high reliability, shortcomings, etc. Advantages: It is very suitable for pressure measurement in wall-mounted boilers, water pumps, intelligent fire protection, Water core module variable frequency water supply, air compressors and other fields.Water pump core body Standard voltage signal (with NTC), soldered silicone wire/ribbon cable.

Function and Features

A variety of options are available to meet different needs.
Accurate pressure measurement, high reliability, high stability, high cost performance.
Using dedicated amplifier circuit and excellent temperature compensation technology.
High sensitivity and fast response speed.
CE, ROSH certification.

parameters

 

Work environment
Medium temperature	minimum value  -40 ° C	Maximum value  120 ° C
Storage temperature	minimum value  -40 ° C	Maximum value   85 ° C
Electrical characteristics
power supply	5 ± 0.25VDC (customizable)	Working current	<5mA
Output voltage (proportional)	0.5-4.5VDC (customizable)	Load resistance	> 2KQ
Working characteristics
measuring range	0~3~20bar (customizable)	Overload pressure	150% FS
Static accuracy	±1.5% @ FS (customizable)	Burst pressure	300% FS
Measurable medium	Non corrosive gases or liquids	Comprehensive error	±3.0% FS (customizable)
Mechanical performance
Protection level	IP65	Pressure interface	/

External dimensions

1.The measuring medium cannot be frozen;
2.During installation, avoid scratching the O-ring seal;
3.Do not use media beyond the prescribed limits;
4.The power supply needs to be filtered to prevent damage to this product caused by instantaneous high currents;
5.Please do not exceed the specified range of power supply voltage;
6.It is strictly prohibited for cables to bear tension;
7.Avoid falling, hitting, and puncturing hard objects;
8.Avoid product exposure to water and strictly prohibit water immersion;
9.It is strictly prohibited to disassemble the casing to avoid product damage.

Output characteristic

1.Use of media beyond regulations;
2.Exceeding the specified power supply voltage for use;
3.Use beyond the specified temperature range;
4.Use beyond the specified pressure range;
5.Severe deformation or damage to the isolation membrane caused by improper operation;
6.Force majeure, such as product damage caused by lightning strikes, etc;
7.Other product damage caused by failure to use in accordance with the requirements of this specification.

Note: The accuracy of a product refers to the error rate between the theoretical output value (calculated according to the output formula) and the actual measured value.

That is, accuracy=(measured value - theoretical value)/net output

Net output: 4.5-0.5=4