UT WALL THICKNESS MONITORING SYSTEM. TO BE INSTALLED ON VESSELS AND PIPEWORK TO DETECT CORROSION AND EROSION ON PIPEWORK, VESSELS AND OTHER METAL STRUCTURES. THE SYSTEM UTILISES ULTRASONIC TESTING TO MEASURE WALL THICKNESS. THE SYTEM IS INSTALLED IN A HAZARDOUS AREA SO IS ATEX RATED. THE SYSTEM CONSISTS OF A TRANSMITTER UNIT AND 1- 8 UT TRANSDUCERS. TRANSMITTER UNIT IS CONNECTED TO CONTROL SYSTEM BY CABLE.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING (9031) MEASURING OR CHECKING INSTRUMENTS, APPLIANCES AND MACHINES, NOT SPECIFIED OR INCLUDED ELSEWHERE IN THIS CHAPTER; PROFILE PROJECTORS GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL (9031 80) OTHER INSTRUMENTS, APPLIANCES AND MACHINES CN CODE ( 9031 80 20) - FOR MEASURING OR CHECKING GEOMETRICAL QUANTITIES HSEN HEADING 9031.