This standard specifies the classification, basic parameters, technical requirements, inspection rules, signs and instructions for use, packaging and storage of ultrasonic level meters. "). For other special types of ultrasonic level gauges, refer to them.
GB/T 38615-2020 Referenced Document
GB/T 13384 General specifications for packing of mechanical and electrical product
GB/T 17212 Industrial-process measurement and control. Terms and definitions
GB/T 38620 Methods of evaluating the performance of ultrasonic levelmeter
GB/T 38615-2020 history
2020GB/T 38615-2020 General specification of ultrasonic levelmeter