Hydraulic Sequence Valve Controller from United States
> This hydraulic sequence valve controller automatically sequences the operation of hydraulic valves by monitoring pressure and flow in the system. It ensures that machine cycles occur in the correct order by continuously measuring process variables and adjusting valve positions. This makes it an automatic regulating instrument for hydraulic systems, classified under tariff item 9032.81.00.
Duty Rate — United States → Canada
0%
Import Tips
• > Document the automatic sequencing logic and feedback sensors to justify classification as a regulating instrument
• If the controller is a simple mechanical timer, it may be classified elsewhere
• Provide a wiring or piping diagram showing the control loop