Description

The ALTA Wireless Duct Temperature Sensor uses an NTC type thermistor with UL listed plenum cable to accurately measure temperatures in duct work, while maintaining a sealed environment. Can be easily installed and mounted for long term use.

Explore ALTA Standout Features



Features

  • Probe temperature range of -40°C to +150°C ( -40°F to +302°F )
  • Accurate to +/- 1° C (+/- 1.8°F)
  • User Calibrated Accuracy +/- 0.25° C (±0.45°F @ 77°F)
  • UL listed plenum probe cable

  * Actual range may vary depending on environment.
** Battery life is determined by sensor reporting frequency and other variables.


Data Snapshot

Monnit duct temperature sensor data view in software

In the Box

  • Wireless Sensor
  • Mounting Hardware
  • 2 x AA Batteries
 

Duct Temperature Sensor Specifications

Thermistor Operating Range -40°C to +150°C ( -40°F to +302°F )
Accuracy @ 25°C +/- 1° C (±1.8°F @ 77°F)
User Calibrated Accuracy +/- 0.25° C (±0.45°F @ 77°F)
Time Constant @ 25°C 30 sec.
Lead Wire Length 8 ft ( 96 in.)
Cable Rating UL listed plenum cable
Weight 3.7 oz.
 

Variation Specifications

Security Encrypt-RF® (256-bit key exchange and AES-128 CTR)
 

ALTA AA Specifications

Battery Type 2 Replaceable AA 1.5 V Batteries
Dimension 4.375 in x 2.470 in x 1.12 in
Supply Voltage 2.0 - 3.8 V (2 x AA 1.5V Batteries or Optional Power Supply)
Battery Life At 1 hour heartbeat setting, included AA batteries will typically last 6-8 Years. **
Max Operating Temperature Using AA Alkaline -18°C to 55°C (0°F to 130°F)
Max Operating Temperature Using AA Lithium -40°C to 60°C (-40°F to 140°F)
Optimal Battery Operating Temperature +10°C to +50°C (+50°F to +122°F)
Enclosure Material ABS
 

ALTA 868 MHz Specifications

Operating Frequency 868 MHz Operating Frequency
Certifications CE Certified. Tested and found to comply with: EN 300 220-2 V3.1.1 (2017-02), EN 300 220-2 V3.1.1 (2017-02) and EN 60950.
Security Encrypt-RF® (Diffie-Hellman Key Exchange + AES-128 CBC)
Device Range Device Range Up to 1,200 ft. non-line-of-sight, wireless device range*
Specifications Image

Suggested Application Uses for This Sensor

  • Air Duct Temperature Monitoring
  • HVAC Operation & Testing
  • Data Center Monitoring
  • Coolers & Freezers
  • Environmental Monitoring
  • Smart Machines & Smart Structures