Skip to main content
Press Enter
Starting at $141.25USD
Configure
Dwyer

HS Humidity Switch

Provides control for humidifying or dehumidifying systems with large LED screen to view relative humidity, output status, and error messages

Starting at
$141.25USD
Have questions? We're here to help!
Have questions? We're here to help!
Configure

The Series HS Humidity Switch provides control for humidifying or dehumidifying systems. Relative humidity, output status, and error messaging can be viewed on the bright green LED. Access to programming parameters can be locked for security purposes using the password protection feature

• Relative humidity display and control
• Parameter protection
• 0 V - 1 V, 0 V - 3 V, or 4 - 20 mA input selection

Relative Humidity Range10% - 100% RH
Input0 V - 1 V, 3 V, or 4 - 20 mA
AccuracyTHC-P: ± 5% @ 20% - 90%;
HS: ±1 % RH
Display3-digit, green, 1/2 in (12.7 mm) digits
Resolution1 digit
Temperature Limits32°F - 158°F (0°C - 70°C)
Storage Temperature-4°F - 176°F (-20°C - 80°C)
Output16 A SPDT relay @ 250 VAC resistive
Horsepower Rating (HP)1 HP
Control TypeON/OFF
Power Requirements15 VAC or 230 VAC (depending on model)
Memory BackupNonvolatile memory
Weight2.3 oz (65 g)
Front Panel RatingIP64
Agency ApprovalsCE, cURus
• Industrial Chillers
• Environmental Chambers
• Walk-ins and Freezers
• Heat Sealers
• Beer and Wine Chillers
• Mug Frosters
• Coolers
• Display Cases and Cabinets
• Meat and Produce Storage
• Floral Preservation
• Refrigerated Transportation
• Laboratories
• Food Service Equipment
• Ovens and Dryers
• Greenhouses
• Museums
• Tobacco Preservation
• Monitor Humidity in Ducts 

Accessories

Request a Service Quote

Get a customized quote for calibration, validation, repair, or training services designed to keep your instruments accurate and compliant.
Learn more

Browse By Brands

Uncover the brands that set the standard for quality and dependability in every industry we serve.
Learn more