Dual scale temperature pressure gauge
Using and Maintenance

1. The stem length for inserting into measured medium should longer than temperature-sensing element, Ordinary the insert length should longer than 100mm, when temp is 0-50ºC, the insert length should longer than 150mm, so that can ensure the accuracy.

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Hongqi Instrument (Changxing) Co., Ltd., established in 1993, is a modern technology enterprise specializing in the R&D, production, sales, and service of pressure and temperature instruments. Located in the "Taihu Lake Lookout County" of Zhejiang Changxing Economic Development Zone, the company currently operates two major production bases in Wenzhou and Changxing. Covering an area of 38,000 square meters with over 500 employees, its products are distributed nationwide. Domestically, it has 21 offices and hundreds of agency sales outlets, while also exporting to over a dozen countries and regions in Europe, the Middle East, and East Asia.
Since its establishment, the company has consistently adhered to a people-oriented approach, with technological innovation as the driving force for development. It now operates 17 production workshops, one mold processing center, one provincial-level enterprise technology center, and one central laboratory, boasting strong technical capabilities and robust innovation prowess. After over 20 years of growth, it has become a leading enterprise in China's instrument and meter manufacturing industry. Its outstanding performance has earned it recognition as a member unit of the National Technical Committee for Pressure Measurement (MTC11), the National Technical Committee for Industrial Process Measurement, Control, and Automation Standardization (SAC/TC124), and the deputy director unit of the National Pressure Gauge Industry Association. The company has led or participated in the drafting and revision of over a dozen national metrology technical regulations, national standards, industry standards, and group standards, and remains the sole enterprise to contribute to multiple editions of the "National Pressure Gauge Verification Regulations.".
The company aims to "cultivate a home-like culture and become a noble corporate entity," striving to create a livable industrial park. Currently, it is the only enterprise in Changxing District with a factory garden and an employee gymnasium, embodying a garden factory that integrates work and life. The company's corporate culture has been consistently recognized and praised by government authorities and relevant departments for many years, earning honors such as "Provincial Cultural Home for Migrant Workers," "Provincial Top Ten Outstanding Corporate Culture Brands," "Provincial Advanced Collective for Harmonious Labor Relations and Double Love Activities," and "Provincial Model Collective.".

Professional manufacturer
We have over 30 years of production experience in products such as pressure gauges, thermometers, and pressure reducers. We have over 70000 square meters of modern standard factory buildings, 17 workshops, and two central laboratories. There are currently over 1000 employees. Design and produce the core components of pressure gauges: Bourdon tube, movement, connector, case, dial, and related accessories. With strong production capacity and modern production lines, we can meet your different requirements, with a monthly production capacity of over 1.2 million pieces. We have a team of experts including 5 senior engineers and 15 engineers. At present, we have dozens of invention patents, design patents, and utility model patents. A 100000 level clean workshop used for producing food and medical pressure gauges. Our emphasis on product quality and customer service has made us increasingly popular, becoming the preferred supplier in China and around the world.

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