1. New/Used HVAC Sensors Items
  2. sku: 2855275331764762
  3. KELE HD31K

KELE HD31K Humidity Sensor Vdc Duct Mount Accuracy T85 4-20MA 9.5-28

Hd31k Kele Humidity Sensor T85 4-20ma 9.5-28 Vdc Duct Mount 3% Accuracy Used

( Brand: Kele ), ( Manufacturer Part Number: HD31K ), ( Type: Duct Humidity Sensor ), ( Unit Type: Unit ), ( Power Source: Corded Electric ), ( Color: White ), ( Item Length: 4.5 In ), ( California Prop 65 Warning: Yes )

Review KELE Humidity Sensor T85 4-20ma 9.5-28 Vdc Duct Mount 3% Accuracy Used

The Kele HD31K Humidity Sensor is a versatile and reliable solution for measuring relative humidity levels in various industrial applications. This sensor is specifically designed to operate in duct mounting configurations and is suitable for use in environments with a temperature range of 9.5 F to 28 F (-13 C to -2 C) and a relative humidity range of 0% to 100%.

The Kele HD31K Humidity Sensor is a 4-20mA transmitter, meaning it transmits a current proportional to the measured humidity value. This current output can be easily integrated into a control system or data logger for further processing and analysis. The sensor also features a 9.5-28VDC power supply range, allowing it to be used in a wide range of power configurations.

The HD31K Humidity Sensor utilizes a high accuracy polymer sensor element, ensuring precise and reliable humidity measurements. The sensor is calibrated at the factory to ensure accurate and consistent performance. The sensor's measurement accuracy is rated at 3% RH from 20% to 80% RH under standard conditions.

The sensor housing is made of durable materials, making it suitable for use in harsh industrial environments. The sensor is also designed with a built-in heater to maintain a consistent sensor temperature and improve measurement accuracy. The sensor's output is also equipped with a self-diagnostics feature, allowing for easy identification of any potential issues.

In summary, the Kele HD31K Humidity Sensor is a highly accurate and versatile solution for measuring relative humidity levels in industrial applications. Its wide temperature and humidity range, 4-20mA and 9.5-28VDC output, and durable housing make it a reliable and cost-effective option for monitoring humidity levels in various industrial processes.

Kele HD31K Humidity Sensor (T85, 4-20mA, 9.5-28VDC, Duct Mount, Accuracy) is a popular choice for industrial humidity measurement applications. Here are some pros and cons to help you make an informed decision about purchasing this sensor.

Pros:

1. Wide Voltage Range: This sensor operates on a wide voltage range of 9.5-28VDC, making it suitable for various industrial applications.

2. Current Output: The sensor provides a current output of 4-20mA, which is a standard output for process control applications.

3. High Accuracy: With a claimed accuracy of 2% RH (Relative Humidity), this sensor can provide reliable and accurate humidity measurements.

4. Duct Mount Design: The duct mount design allows for easy installation in ducts or other confined spaces, making it ideal for HVAC and other similar applications.

5. Temperature Compensation: The sensor is temperature compensated, which ensures accurate readings even in varying temperatures.

Cons:

1. Expensive: Compared to other basic humidity sensors, the Kele HD31K can be considered expensive.

2. Complex Installation: The sensor may require some complex installation procedures, such as wiring and calibration, which may require technical expertise.

3. Limited Communication Options: The sensor does not come with any communication options, such as Modbus or other industrial communication protocols.

Conclusion:

The Kele HD31K Humidity Sensor (T85, 4-20mA, 9.5-28VDC, Duct Mount, Accuracy) is a high-performance and reliable sensor for industrial applications that require accurate humidity measurements. Its wide voltage range, current output, high accuracy, and duct mount design make it a versatile option for various applications. However, its high cost and complex installation procedures may be a deterrent for some users. If you are looking for a cost-effective option with more communication features, you may want to consider alternative sensors.

Recommendation:

If you require accurate humidity measurements in industrial applications and can afford the cost, the Kele HD31K Humidity Sensor is a great option. Its wide voltage range, current output, high accuracy, and duct mount design make it a versatile and reliable choice for HVAC and other similar applications. However, if cost is a concern, you may want to consider alternative sensors with similar specifications but lower costs. Additionally, consider sensors with communication options if you require remote monitoring and control capabilities.

Details:

Comes with a T85 1000k Ohm RTD temperature sensor built in. This model operates on a range of 9.5-28 VDC and is equipped with 725Ohms sensor, making it suitable for various industrial business applications. The Kele HD31K Humidity Transmitter is a unit designed to measure and transmit humidity levels with sauntered filter for accurate readings. With a focus on precision and reliability, the Kele HD31K Humidity Transmitter is valuable tool for those in need of accurate humidity monitoring equipment.

part #: hd31k prices

  • $60.00-$108.00

specifications hvaceye:

  • brand: Kele
  • mpn: Hd31k
  • type: Duct Humidity Sensor
  • unit type: Unit
  • power source: Corded Electric
  • color: White
  • item length: 4.5 In
  • california prop 65 warning: Yes

shipping hvaceye:

  • class: Standard, Economy, Expedited, One-day
  • type: Calculated
  • carrier: UPS
  • cost: $8.24
  • transit: 3-7 Days
  • service: UPS Ground, UPS Ground Saver, UPS 2nd Day Air, UPS Next Day Air

payments hvaceye:

  • other
  • credit card: Visa
  • wallet: Paypal

returns hvaceye:

  • paid by: Buyer
  • method: Money back
  • policy: Returns Accepted
  • time: 30 Days

general hvaceye:

  • HVAC Refrigeration > HVAC Refrigeration: Parts Accessories > HVAC Sensors
  • condition: Used

offer hvaceye:

  • started: November 11, 2025
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • quantity: 1
  • best offers: True

seller hvaceye:

  • rating: 100.0%
  • city: Evansville, Indiana
  • # reviews: 74
type: duct humidity sensor, unit type: unit, power source: corded electric, item length: 4.5 in, california prop 65 warning: yes,
category: business & industrial > hvac refrigeration > hvac refrigeration: parts accessories > hvac sensors, color: white, sku: 2855275331764762,

Kele HD31K Is Similar To:

hvaceye logo
2 offers $60.00–$108.00 USD
  • Offer #1: $60.00 price + $8.29 shipping estimate = $68.29* total.+$8.29 shipping
  • Offer #2: $108.00 price + $12.90 shipping estimate = $120.90* total.+$12.90 shipping

Copyright © hvaceye.com