In this article, the structure and features of JN5121 compatible with ZigBee protocol are introduced, the data acquisition and JN5121's interface circuit and software system in wireless pressure transducer(WPT) are described, the design details and realization procedure are also presented. After the test with the WPTs, ZigBee network's characteristics of multi-hop and self-organization are verified. The application of WPTs in industry is also discussed. The WPTs developed have met the design specification and precision standard.