Dwyer HS-311 : Humidity Switch, 0-3 V input Sensor, 110 VAC Supply Voltage, Programmable, 16 A Relay, 3-Digit Display
The HS Series Humidity Switch delivers precise control for humidifying and dehumidifying systems, catering to a broad range of professional and industrial needs. Equipped with a bright green LED display, it provides real-time visibility of relative humidity levels, output status, and error messages. With user-defined parameters such as setpoint, hysteresis, and control type, it allows for customizable operation. For added security, programming parameters can be locked using a password protection feature.
Key Benefits and Features:
- Accurate humidity display and control
- Password-protected parameter access
- Adjustable settings for versatile applications
Versatile Applications:
The HS Series excels in diverse environments where humidity management is critical. It is widely used in industrial chillers, environmental chambers, greenhouses, food service equipment, and refrigerated systems such as walk-ins, freezers, and transportation units. It also supports specialized applications like beer and wine storage, floral and tobacco preservation, laboratory settings, and museums. Additionally, it can monitor duct humidity or maintain controlled conditions for ovens and dryers, ensuring reliable performance across various industries.
Specifications
| Relative Humidity Range: | 10 to 100% RH |
| Input: | 3 V |
| Accuracy: | THC-P: ±5% @ 20 to 90%; HS: ±1% RH |
| Display: | 3-digit, green, 1/2˝ (12.7 mm) digits |
| Resolution: | 1 digit |
| Temperature Limits: | 32 to 158°F (0 to 70°C) |
| Storage Temperature: | -4 to 176°F (-20 to 80°C) |
| Output: | 16 A SPDT relay @ 250 VAC resistive |
| Horsepower Rating (HP): | 1 HP. |
| Control Type: | ON/OFF |
| Power Requirements: | 115 VAC |
| Memory Backup: | Nonvolatile memory |
| Front Panel Rating: | IP64. |
| Weight: | 2.3 oz (65 g) |
| Compliance: | CE, cURus |
Datasheets
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Dwyer HS Series | Humidity Switch Datasheet |
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Dwyer HS Series | Humidity Switch Installation and Operating Instructions |
