Pressure Control Valve Actuator for 9032.81 Systems
Electromechanical actuator designed exclusively for pneumatic pressure regulators under 9032.81, enabling automatic adjustment based on sensor feedback. HTS 9032.90.61.60 applies as a principal accessory for these closed-loop controllers. Differentiated from standalone valves by integral control interface.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as standalone valve without control electronics
Basic control valves without automatic feedback classify in 8481, excluded from Chapter 90.
If parts of specific pumps incorporating regulators
Pump-integrated regulators follow pump classification per Section XVI notes.
If featuring programmable logic boards
Control panels with numerical control shift to 8537 per Chapter 90 exclusions.
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Import Tips & Compliance
• Submit engineering drawings showing regulator integration to distinguish from 8481 valves during customs review
• Label with 'For 9032.81 use only' to reinforce dedicated accessory status per Note 2(b)
Related Products under HTS 9032.90.61.60
PID Flow Regulator Sensor Assembly
Sensor assembly component for 9032.81 automatic flow control instruments, measuring and adjusting liquid/gas flow rates in chemical processing lines. Classified under 9032.90.61.60 as it is principally used with subheading 9032.81 apparatus for closed-loop regulation. Excludes general plumbing sensors per Chapter exclusions.
Level Control Probe Kit for Liquid Regulators
Replacement probe kit for 9032.81 automatic level controllers in storage tanks, using ultrasonic or capacitive sensing for precise fill regulation. Falls under 9032.90.61.60 as parts suitable principally with these automatic apparatus. Not for manual gauges.
Relay Output Board for Automatic Controllers
Solid-state relay board for 9032.81 regulators, handling high-current switching based on control logic for actuators. HTS 9032.90.61.60 as dedicated expansion for process control outputs. Not general-purpose relays.
Communication Interface Card for 9032.81 Regulators
Modbus/Profibus interface card plugging into 9032.81 controllers for SCADA integration and remote monitoring. Under 9032.90.61.60 as principal accessory enabling networked automatic control. Excludes PC expansion cards.
Calibration Adapter Kit for Process Regulators
Adapter set for bench calibration of 9032.81 automatic regulators, simulating inputs for accuracy verification. HTS 9032.90.61.60 as accessory suitable principally with these instruments. Not general test equipment.
Power Supply Module for Temperature Regulators
24VDC power supply module engineered for 9032.81 temperature controllers, with built-in fusing for process safety. Classified 9032.90.61.60 as it is principally compatible with these automatic units. Differs from universal PSUs.