Recommended brands and manufacturers of measuring instruments

In fields such as industrial manufacturing, scientific research experiments, and quality inspection, the accuracy and reliability of measuring instruments directly determine product quality and data credibility. With so many brands and manufacturers on the market, how to choose the measuring instrument that best suits your needs has become the key. This article starts from the two dimensions of mainstream brands and excellent manufacturers, combined with the key points of purchase, to provide you with professional reference.

1. Recommendations for mainstream measuring instrument brands

The following brands have outstanding performance in precision, stability and after-sales service, and are widely used in machinery, electronics, automobile and other industries.

When choosing a brand, it is recommended to give priority to industry benchmark companies and make a comprehensive assessment based on your own budget, measurement environment and subsequent service needs.

2. Recommendation and evaluation of excellent manufacturers

In addition to internationally renowned brands, there are also many domestic measuring instrument manufacturers with excellent technology and high cost performance. The following manufacturers have good reputations in specific fields:

• Shenzhen Huashengchang (CEM): Focusing on digital multimeters and infrared thermometers, the products comply with CE and RoHS standards, are affordable and suitable for small and medium-sized enterprises and educational institutions.
• Beijing Zhongke Micro-Nano (ZKN): We have profound accumulation in the field of precision optical measurement and nano-detection, provide customized services, and are suitable for scientific research institutes.
• Shanghai Precision Instruments (SPI): Produces general measuring tools such as micrometers, calipers, and high-precision length measuring instruments. It has a national measuring instrument production license and has fast after-sales response.
• Suzhou Tianzhun Technology (TZTEK): Independently develops image measuring instruments and three-dimensional coordinate measuring machines, has a high market share in the mid-range market, and provides free on-site training.

When considering a manufacturer, it is recommended to conduct an on-site inspection of its production workshop, qualification certificates (such as ISO 9001, CNAS calibration laboratory accreditation), customer cases and spare parts supply cycle.

3. Key Points in Purchasing Decisions

Regardless of the brand or manufacturer you choose, the following four points cannot be ignored:

• Matching measurement requirements: Clarify the size, tolerance, environment (temperature, humidity, vibration) of the measured object, etc., to avoid blind pursuit of high accuracy and waste of costs.
• Calibration and Standards: Confirm whether the instrument is traceable to national standards, and whether the calibration frequency and cost are reasonable.
• Software and data interface: Modern measuring instruments usually need to be connected with MES and SPC systems to check software compatibility and upgrade services.
• After-sales service network: Give priority to brands/manufacturers with local offices or cooperative service providers to shorten maintenance downtime.

Through the above analysis, you can combine your own conditions and comprehensively evaluate the brand, manufacturer, technical parameters, services and other dimensions to select the most suitable measuring instrument.

FAQ

How to choose a brand based on measurement accuracy?

First, clarify the measurement tolerance requirements. Generally, the instrument accuracy should be more than one-third of the measured tolerance. For example, if the tolerance is ±0.01mm, the instrument accuracy needs to be ≤0.003mm. For high-precision scenarios, Zeiss and Hexagon can be considered; for routine testing, Fluke and Keyence can be used.

Is there a big gap between domestic measuring instruments and imported brands?

In recent years, domestic core indicators have been close to international levels, especially in the fields of general measuring tools and mid-range image measurement. However, in terms of extremely high precision (sub-micron level) and long-term stability, imported brands such as Zeiss and Hexagon still dominate, and the software ecosystem is more complete.

Do measuring instruments need to be calibrated regularly? How long is the cycle?

Needed. According to ISO 10012 and JJF standards, it is generally recommended to calibrate once a year. When used frequently or in harsh environments, the period should be shortened to half a year. A certificate with the CNAS logo should be obtained after calibration.

What after-sales services does the manufacturer provide after purchasing a measuring instrument?

Usually includes: on-site installation and debugging, operation training, 12 to 36 months warranty, lifetime paid maintenance, software upgrades, and spare parts supply. High-quality manufacturers will also provide regular inspections and remote diagnosis.

With a limited budget, how to balance price and performance?

It is recommended to give priority to brands whose core functions meet your needs, such as Fluke's entry-level multimeter (starting at 500 yuan) or domestic Huashengchang instruments. For critical dimension inspection, you can consider cost-effective models from Keyence or TZN to avoid over-configuration.

What is the difference between an image measuring instrument and a coordinate measuring machine?

The image measuring instrument uses an optical lens for non-contact measurement and is suitable for thin-walled parts, soft materials or small-sized parts; the three-dimensional coordinate measuring machine obtains three-dimensional coordinates through a contact probe, which has higher accuracy and is suitable for complex shapes and large workpieces.

What certifications do measuring instruments need to pay attention to?

Domestically, you need to look for the "Measuring Instrument Type Approval Certificate" (CPA); exports require CE, FCC; explosion-proof environments require ATEX or IECEx. In addition, it is best for manufacturers to pass ISO 9001 quality system certification.

How to judge whether the manufacturer is reliable?

Check its historical performance (such as providing equipment to similar companies), customer reviews, whether it has patented technology, and whether it can provide CNAS calibration capabilities. On-site inspections of production workshops and laboratories are more reliable.

Case

An auto parts company introduced Hexagon CMM to improve quality inspection efficiency by 30%

This company mainly produces engine blocks. Traditional spot inspections using vernier calipers and micrometers are inefficient and easy to miss. After the introduction of Hexagon's GLOBAL series three-dimensional coordinate measuring machine, fully automatic batch inspection was realized. It only took 2 minutes for each workpiece to be programmed. The dimensional qualification rate increased from 92% to 99.5%, while the customer complaint rate was reduced.

A university laboratory uses Fluke 8846A multimeter for precision electrical measurement teaching

The laboratory requires high-precision DC voltage/current measurements and requires data logging capabilities. Using Fluke 8846A (6.5-digit accuracy) and using its Data Logging software, students can observe changes in weak signals in real time. The equipment has good stability and has not drifted in two years, and the teaching effect has been significantly improved.

Authoritative citation

"General Metrology Terms and Definitions" JJF 1001-2011, China's National Metrology Technical Standards

"Quality Management System Requirements for Measuring Instruments" GB/T 19022-2003 (ISO 10012:2003)

"Market Status and Key Enterprise Analysis of China's Measuring Instrument Industry in 2023", Qianzhan Industry Research Institute