SPT21C Pressure Transmitter

Features

• Reliable performance, easy application
• Short protection and reverse polarity protection
• Gauge, absolute and sealed gauge optional
• Compact size

Introduction

SPT21C is piezo-resistive pressure transmitter, uses high stable and reliable pressure sensor and special circuit board to produce transmitter. This product is used for measure and control of petroleum, chemi-industry, electric power, hydrology and flow pressure measure, etc.

Specification

• Pressure range: -0.1…0～0.01…100MPa (-1…0~0.1…1000bar)
• Over pressure: 1.5 times FS or 110MPa (min. value is valid)
• Pressure type: Gauge/absolute/sealed gauge optional
• Process connection: G1/4 male thread (or as per customer’s requirement)
• Accuracy: ±0.5％FS
• Long term stability: max. ±0.3%FS/year
• Offset thermal drift: 0.1%FS/℃(≤100kPa)； 0.05%FS/℃(＞100kPa)
• Span thermal drift: 0.1%FS/℃(≤100kPa)； 0.05%FS/℃(＞100kPa)
• Compensated temp.: 0~50℃
• Application temp.: -30~80℃
• Storage temp.: -40~120℃
• Power supply: 1 2~28VDC
• Output signal: 4~20mADC(2 wires) 0/1~5VDC(3 wires)
• Load resistance: ≤(U-12)/0.02Ω(2-wire), ≥10k(3-wire)
• Housing protection: IP65
• Electrical connection: DIN43650 plug/M12 connector

Construction and Outline Dimension

Construction material:

♦ Housing: SS304

♦Pressure port: SS304

♦ Diaphragm: SS316L

♦Sealing gasket: Viton

♦ Plug housing: Plastic

♦Cable: Φ7.5mm Polyethylene Special Cable

Outline dimension:

Electrical Connection

Note:

• Please pay attention that the media should be compatible with the contacted parts;
• If any special requirements on function or specification, please contact with us freely;

Shaanxi Sier Electronics Co., Ltd. was eastablished in 2017. Its main business is pressure,liquid level, temperature sensor and transmitter. 99% of its products are sold overseas and have been exported to many countries.

The company has a professional R&D team to provide customized services to meet different requirement, and cooperate with well-know universities to continuously develop new technologies and products to meet the diversified need of customers.

Our focus is on R&D, ensuring that we provide our customers with good quality and innovative products. In addition, we use stringent quality control measures to ensure the reliabiliy of our products. With sound business credit, excellent after-sales service, and modern manufacturing facilities, we have earned an excellent reputation among our customers acros the globe. 

We are increasingly expanding our international market share based on quality products, excellent service, reasonable price and timely delivery. Please contact us for more information freely.