Standard Temperature Sensor

Measures -40°C to +125°C

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  • Description
  • Product Specification
  • Documentation
  • Applications

Description

Senseit wireless temperature sensors use a thermistor to accurately measure temperatures. These sensors are perfect for monitoring ambient temperatures around the sensors physical location. User customization allows you to set the frequency of readings and the ability to set thresholds for alerts via SMS text and/or email.

The standard version of this sensor is powered by two replaceable 1.5 V AA sized batteries (included with purchase). This sensor is also available with a line power option. The line powered version of this sensor has a barrel power connector allowing it to be powered by a standard 3.0 – 3.6 V power supply (Included with Line Power option upgrade). The line powered version also uses two standard 1.5 V AA batteries as backup for uninterrupted operation in the event of line power outage.

Power options must be selected at time of purchase, as the internal hardware of the sensor must be changed to support the selected power requirements.

Product Features

  • Accurate to +/- 1°C (1.8°F).
  • Available with an external temperature probe.

What does this wireless sensor’s data look like in software?

What’s in the box?

  • Wireless Sensor
  • Mounting Hardware
  • 2 x AA Batteries

Standard Temperature / Thermistor Specifications

Sensing ElementThermistor
Thermistor Operating Range-40°F to 257°F (-40°C to 125°C)
Accuracy @ 25°C+/- 1%
B-Constant (25°C – 50°C)3380 ± 1%
Permissive Operating Current @ 25°C0.38 mA
Rated Electric Power @ 25°C15 mW
Dissipation Constant @ 25°C1.5mW/°C
Time Constant @ 25°C7 sec
Resistance @ 25°C10K ± 1%

AA Specifications

Battery Type2 Replaceable AA 1.5 V Batteries
Dimension4.375 in x 2.470 in x 1.12 in
Sensing Element2.0 - 3.6 V (2 x AA 1.5V Batteries or Optional Power Supply)
Device Range250 - 300 ft. non-line-of-sight device range*
Battery LifeAt 1 hour heartbeat setting, included AA batteries will typically last 3-4 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 MaterialABS

900 MHz Specifications

Operating Frequency900 MHz Operating Frequency
CertificationsComplies with Part 15 of the FCC Rules. (FCC ID: ZTL-RFSC1)
Complies with Industry Canada standards. (IC: 9794A-RFSC1)
  • Warehouse temperature monitoring to avoid frozen fire suppression systems
  • Monitor vacant commercial property temperatures to avoid frozen pipes
  • Summer/winter (vacation) property monitoring for frozen pipes or excessive heat
  • HVAC system monitoring to detect failures or heating / cooling issues
  • Monitor temperature of K9 units (dog collar's and kennel)
  • Art gallery temperature monitoring
  • Heat remediation of bed bugs (extermination)
  • Freezer and cooler temperature monitoring to detect failure and prevent food spoilage
  • Server room temperature monitoring
  • Cadaver storage cooler temperature monitoring
  • Greenhouse temperature monitoring