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ST-BP Thermistor & RTD Sensor

Brand: Kele

The Precon ST-BP* Series Paintable Button Style Flush-Mount Thermistor and RTD Wall Sensors provide precision room temperature sensing for building automation systems. 

The ST-BP Series drastically decreases the footprint of the traditional box sensor so that it becomes virtually invisible once it is painted to match the décor. 

The active sensing element is made of a highly stable, precision thermistor material or platinum RTD. 

This design is intended for interior use only is bonded to a plastic paintable housing.
Features
  • Lifetime sensor warranty
  • Paintable housing
  • Flush mount
  • Installs In drywall
  • No back box required
  • Virtually undetectable when painted

1 - 12 of 12 Part Numbers
ST-BP11K
ST-BP11K
  • Model - 10,000 Ohms Paintable Flush-Mount Button Style Thermistor at 25° C (77° F), Type III with 11K Shunt (Gray Leads)
ST-BP21
ST-BP21
  • Model - 2,252 Ohms Paintable Flush-Mount Button Style Thermistor at 25° C (77° F), Type II (Green Leads)
ST-BP22
ST-BP22
  • Model - 3,000 Ohms Paintable Flush-Mount Button Style Thermistor at 25° C (77° F), Type II (Blue Leads)
ST-BP24
ST-BP24
  • Model - 10,000 Ohms Paintable Flush-Mount Button Style Thermistor at 25° C (77° F), Type II (Yellow Leads)
ST-BP27
ST-BP27
  • Model - 100,000 Ohms Paintable Flush-Mount Button Style Thermistor at 25° C (77° F), Type II (Gray Leads)
ST-BP3
ST-BP3
  • Model - 10,000 Ohms Paintable Flush-Mount Button Style Thermistor at 25° C (77° F), Type III (Gray Leads)
ST-BP42
ST-BP42
  • Model - 20,000 Ohms Paintable Flush-Mount Button Style Thermistor at 25° C (77° F), Type IV (Green Leads)
ST-BP63
ST-BP63
  • Model - 1,000 Ohms Paintable Flush-Mount Button Style Nickel RTD at 0° C (32° F), (Yellow Leads)
ST-BP71
ST-BP71
  • Model - 100 Ohms Paintable Flush-Mount Ultra High Accuracy Button Style RTD at 0° C (32° F), 385 Platinum Curve (Blue Leads)
ST-BP81
ST-BP81
  • Model - 100 Ohms Paintable Flush-Mount Button Style RTD at 0° C (32° F), 385 Platinum Curve (Yellow Leads)
ST-BP85
ST-BP85
  • Model - 1,000 Ohms Paintable Flush-Mount Button Style RTD at 0° C (32° F), 385 Plantinum Curve (Blue Leads)
ST-BP91
ST-BP91
  • Model - 1,000 Ohms Paintable Flush-Mount Button Style RTD @ 0° C (32° F), 375 Platinum Curve (green Leads)
1 - 12 of 12 Part Numbers

Specifications

Brand

Accuracy

  • 0.03° C (± 0.054° F) - RTD Typical 71
  • 0.15° C (± 0.27° F) - RTD Typical 81, 85
  • 0.2° C (± 0.36° F) - Thermistor
  • 0.30° C (± 0.54° F) - RTD Typical 91
  • 0.40° C (± 0.72° F) - RTD Typical 63

Approvals & Certifications

  • CE

Dissipation

  • 2.7 mW/°C, Power Needed to Raise the Temperature by 1° C (1.8° F)

Electrical - Free Leads

  • 18” (45 cm) Free Leads - for Typical 81 & 71

Electrical Connectors

  • 24 AWG

Enclosure, Body Material

  • White Plastic

Materials of Construction

  • RTD: Platinum

Mounting

  • Direct Wall
  • Flush Mounted

Resistance

  • Thermistor: 2.252 to 100 kiloohms

RTD Type

  • Ni1000 - Typical 63
  • Pt375 Curve, 1,000 ohms - Typical 91
  • Pt385 Curve, 100 ohms - Typical 71, 81, 1,000 ohms - Typical 85

Sensor, Probe Type

  • RTD
  • Thermistor

Stability

  • ± 0.13° C (± 0.24° F) over 5-Years - Thermistor

Temperature Coefficient

  • Negative Temperature Coefficient - Thermistor
  • Positive Temperature Coefficient - RTD

Temperature Range

  • Thermistor/RTD: -40° to 105° C (-40° to 221° F)

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