TR21-H

The Honeywell TR21-H 20K NTC Humidity Sensor Network Jack is a reliable and accurate solution for measuring humidity levels in various environments. This sensor is part of Honeywell's extensive line of TransmissionLine humidity sensors, which are specifically designed for use in HVAC systems and other applications where precise humidity control is essential.

The TR21-H 20K NTC Humidity Sensor Network Jack employs a high-performance Sensirion NTC sensor element. The sensor's element operates on the Negative Temperature Coefficient (NTC) principle, which ensures increased sensitivity and stability over a broad temperature range. The sensor element is protected inside a rugged ceramic housing, making it ideal for harsh conditions and providing excellent stability and long-term consistency.

This humidity sensor jacket is rated for a wide operating range, with a measurement range of 0-95% Rh and a temperature range of 0-40 C (32-104 F). The large measurement range makes it suitable for various applications, such as commercial HVAC systems, laboratories, and industrial processes where precise humidity control is essential.

The TR21-H 20K NTC Humidity Sensor Network Jack features a resistance-to-measurement output, which simplifies signal conditioning and ensures easy integration into various systems. The sensor has a high measurement accuracy of 3% RH and a fast response time of

The sensor employs a tri-element design, which provides redundancy and improved reliability. Each jacket houses three individual sensor elements, which can be connected in parallel or serial configurations to provide increased accuracy and longevity. This design ensures that even if one element fails, the system will continue to function with the remaining sensors.

The Honeywell TR21-H 20K NTC Humidity Sensor Network Jack is compatible with various wiring schemes and connection options, including SC, TNC, and EIA-R316. This versatility allows for easy connectivity and integration into a wide range of systems and applications.

In conclusion, the Honeywell TR21-H 20K NTC Humidity Sensor Network Jack is a vital tool for maintaining precise humidity control in various applications. Its advanced technology, high measurement accuracy, fast response time, and rugged design make it a reliable and effective choice for commercial HVAC systems, laboratories, and industrial processes.

Pros and Cons of Buying Honeywell TR21-H 20k NTC Humidity Sensor Network Jack

a. High Accuracy: The Honeywell TR21-H 20k NTC Humidity Sensor Network Jack is known for its high accuracy in measuring humidity levels, making it ideal for industries or applications where precise humidity control is crucial.

b. Wide Temperature Range: This sensor can measuring humidity levels from -40 C to 85 C (-40 F to 185 F), providing flexibility in various environmental conditions.

c. Easily Integrated: The sensor is designed to be easily integrated into various control systems, allowing for seamless data transmission and automated humidity management.

d. Low Maintenance: The TR21-H is a maintenance-friendly sensor due to its robust design and self-heating capabilities, which prevent the sensor from getting affected by condensation.

a. Cost: The Honeywell TR21-H 20k NTC Humidity Sensor Network Jack is relatively expensive compared to some other humidity sensors in the market.

b. Flawed Construction: Some users have reported issues regarding the sensor's construction, with a few units exhibiting water ingress and sensor inaccuracy over time.

c. Temperature Sensitivity: When the temperature reaches 25 C (77 F) or higher, the sensor's accuracy may be influenced, causing potential inconsistencies in the readings.

The Honeywell TR21-H 20k NTC Humidity Sensor Network Jack, despite its high price and sensitivity to temperature fluctuations, offers several benefits such as high accuracy, wide temperature range, and ease of integration. It is an excellent choice for industries or applications where precise humidity control is vital, especially those with extreme temperature requirements.

If you're looking for an affordable alternative, you may consider purchasing a lower-cost sensor with similar specifications and addressing the accuracy and temperature concerns through regular calibration. However, for professional applications where high precision and a broad temperature range are essential, the Honeywell TR21-H may be an ideal investment.

Based on the pros and cons presented, I would recommend considering the Honeywell TR21-H 20k NTC Humidity Sensor Network Jack for industries or applications that prioritize high accuracy, wide temperature range, and easy integration, even with its higher cost and temperature sensitivity. If budget is a major concern, you may want to explore alternatives with similar specifications while adjusting for the potential trade-offs.

Details:

specifications maxohvac:

• brand: Honeywell
• mpn: Tr21-h
• type: Wall Module
• country/region of manufacture: Mexico

seller maxohvac:

• # reviews: 9
• rating: 100.0%
• city: chicago, illinois

payments maxohvac:

• wallet: apple-pay
• credit card: visa
• other

returns maxohvac:

• method: money back
• time: 30 days
• paid by: seller
• policy: returns accepted

shipping maxohvac:

• transit: 5-11 days
• type: fixed
• service: standard
• class: standard

offer maxohvac:

• availability: in stock
• best offers: true
• options: ship-to-home
• in stock #: 5
• started: january 6, 2025
• sold #: 22
• prices: $100.71–$320.00
• item condition:
  • New – Open box
  • New

general maxohvac:

• category: Business & Industrial > Hvac Refrigeration

Also Viewed:

• C7232B1006: SENSOR MOUNT, Honeywell
• EA122A1028: AIR VALVE, Honeywell
• Q5001D1018: TORQUE VALVE, Honeywell
• 085267235372: CONTROL, Micrometl
• 121708: SIMULATOR, Honeywell
• C7232B1014: SENSOR, Honeywell
• 50027998-002: WATER LEVEL SENSOR, Honeywell Home
• 14002694-006: VALVE KIT, Honeywell
• C7009A-1025: HOLDER, Honeywell
• R841D1036: HEATER, Honeywell
• V4055D1001: ACTUATOR, Honeywell