In the field of industrial flow monitoring，HZ-100A and HZ-100B wall-mounted ultrasonic flow sensors have attracted wide attention due to their non-contact measurement advantages。This article will provide a professional comparison from dimensions such as measurement accuracy，environmental adaptability，and installation convenience，helping project evaluators quickly determine the optimal selection solution among similar products such as ZFD-100FB and BST-100。

一、Comparison of Core Parameters and Technical Performance

For business evaluators，technical parameters are the core basis for selection decisions。Although HZ-100A and HZ-100B both belong to the wall-mounted ultrasonic flow sensor series of Xi'an Shenghongchuang Instrumentation Co., Ltd.，there are significant differences in key indicators：

二、Analysis of Typical Application Scenarios

For different industrial environments，the applicability of the two sensors differs significantly。HZ-100A is more suitable for monitoring municipal water supply pipe networks under conventional operating conditions，and its economical design can meet cost-control requirements under accuracy requirements equivalent to BST-100A。With its enhanced algorithm and wide-temperature-range performance，HZ-100B performs outstandingly in harsh environments such as petrochemical and metallurgical industries，offering stability comparable to TOP-UFH86 but with a more competitive price。

三、Key Factors in Procurement Decisions

Business evaluation should comprehensively consider the following factors：first is the total life-cycle cost，although the unit price of HZ-100B is 15%-20% higher than that of HZ-100A，its maintenance-free design and 5-year warranty can reduce long-term operation and maintenance expenses；second is compatibility，the HART protocol supported by HZ-100B can be seamlessly integrated with most DCS systems；finally，scalability，if future upgrades to high-end models such as RH-TUF-2000S are required，the hardware architecture of HZ-100B is easier for functional expansion。

四、Industry Certifications and Compliance Standards

As products of a national high-tech enterprise，both sensors have passed ISO9001 quality management system certification and comply with the GB/T18660-2018 《Measurement of Fluid Flow in Closed Conduits》 standard。Among them，HZ-100B has additionally obtained ATEX explosion-proof certification（II 2G Ex ib IIC T4 Gb），which is relatively rare among competing products such as ZFD-100FB，making it especially suitable for the technical threshold requirements of chemical project bidding。

五、Why Choose Shenghongchuang

Xi'an Shenghongchuang Instrumentation Co., Ltd. has been rooted in Xixian New Area for ten years，with a complete flow sensor R&D and production line and a CNAS-certified laboratory。Compared with imported brands such as MTPCL-5B，we provide localized technical support and 48-hour response service，while maintaining product performance on the same level as LT-GDUF2000。Welcome to visit our official website to obtain the detailed technical white paper for the HZ series，or contact our business team to get a customized selection solution。