Humidity control instruments
Automatic regulating or controlling instruments and apparatus; parts and accessories thereof: > Other instruments and apparatus: > Other: > Other > Process control instruments and apparatus: > Other: > Humidity control instruments
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 9032.89.60.70
Dwyer Series RHP-EW Humidity Transmitter Controller
Dwyer RHP-EW combines humidity sensing with PID control output for process applications like pharmaceutical drying rooms. It automatically maintains humidity setpoints by modulating humidifiers or exhaust fans based on real-time RH measurements. Classified under HTS 9032.89.60.70 for humidity process control instruments.
Rotronic RMS-Humidity Control Logger
Rotronic RMS series provides humidity control with data logging and alarm relays for pharmaceutical storage validation. Automatically regulates humidity via analog outputs to HVAC systems while recording compliance data. HTS 9032.89.60.70 classification for process humidity control instruments.
CS Instruments FA 550 Humidity Monitor Controller
FA 550 continuous dew point and humidity controller for compressed air systems with alarm relays and 4-20mA outputs. Automatically controls desiccant dryers to maintain process humidity specifications. Classifies under HTS 9032.89.60.70 humidity process control.
Omega RHCM-40 Humidity Chamber Controller
Omega RHCM-40 precision humidity controller for environmental test chambers with stepper motor humidifier control. Automatically maintains ±0.5% RH setpoints for materials testing. HTS 9032.89.60.70 process humidity control instrument.
GE Panametrics Optica Humidity Analyzer Controller
Optica chilled mirror humidity analyzer with automatic control outputs for fuel cell manufacturing humidity control. Maintains trace moisture levels through feedback to process equipment. Classified HTS 9032.89.60.70 process humidity instruments.
Michigan Scientific HCS Humidity Control System
HCS series integrated humidity control for coating processes with capacitive sensing and servo humidifier control. Automatically regulates RH for optimal paint application. HTS 9032.89.60.70 industrial humidity process control.
Honeywell TrueDRY Humidity Controller HC900
The Honeywell TrueDRY HC900 is an automatic humidity control instrument designed for precise regulation of relative humidity in industrial drying processes. It continuously measures humidity levels using capacitive sensors and adjusts HVAC systems or dehumidifiers to maintain setpoint values, falling under HTS 9032.89.60.70 as a process control humidity instrument per Chapter 90 notes.
Vaisala HMT330 Process Humidity Transmitter
Vaisala HMT330 is a rugged process humidity transmitter with analog control outputs for industrial applications like food drying and cleanrooms. It features self-calibrating humidity probes and relay controls that automatically adjust process conditions. Falls under HTS 9032.89.60.70 as automatic humidity process control apparatus.
Testo 6681 Humidity Process Controller
Testo 6681 industrial humidity controller features Modbus connectivity and relay outputs for precise RH control in production environments. Automatically maintains humidity setpoints through proportional control of humidification systems. Classified HTS 9032.89.60.70 process control humidity instruments.
E+E Elektronik EE210 Humidity Control Transmitter
EE210 process humidity transmitter offers 4-20mA control outputs and long-term stability for demanding applications like battery production. Automatically regulates humidity through connected control systems. HTS 9032.6070 for humidity process control instruments.