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KTB Thermistor & RTD Sensor
Brand: KeleThe Kele KTB Series Button Style Flush-Mount Thermistor and RTD Sensors provide room temperature sensing for building automation systems.
The active sensing element is made of a highly stable, thermistor material or platinum RTD.
This design provides moisture/vapor resistance and is bonded to either brass, steel or aluminum button style housing easily mountable into any wall.
This sensor is intended for interior use only.
Features- ±0.50° F (±0.2° C) thermistor accuracy
- ±0.60° F (±0.33° C) RTD accuracy
- Ultra high accuracy available
- Wide selection of thermistor and RTD curves
- Optional brass, steel, or aluminum metal button style housing
- Small, nearly invisible footprint
1 - 12 of 40 Part Numbers
KTB11K
- Model - 10,000 Ohms Button Style Thermistor at 25° C (77° F), Type III with 11K Shunt (Gray Leads)
- Housing - Standard
KTB11K-A
- Model - 10,000 Ohms Button Style Thermistor at 25° C (77° F), Type III with 11K Shunt (Gray Leads)
- Housing - Aluminium Housing
KTB11K-B
- Model - 10,000 Ohms Button Style Thermistor at 25° C (77° F), Type III with 11K Shunt (Gray Leads)
- Housing - Brass Housing
KTB11K-S
- Model - 10,000 Ohms Button Style Thermistor at 25° C (77° F), Type III with 11K Shunt (Gray Leads)
- Housing - Steel Housing
KTB21
- Model - 2,252 Ohms Button Style Thermistor at 25° C (77° F), Type II (Green Leads)
- Housing - Standard
KTB21-A
- Model - 2,252 Ohms Button Style Thermistor at 25° C (77° F), Type II (Green Leads)
- Housing - Aluminium Housing
KTB21-B
- Model - 2,252 Ohms Button Style Thermistor at 25° C (77° F), Type II (Green Leads)
- Housing - Brass Housing
KTB21-S
- Model - 2,252 Ohms Button Style Thermistor at 25° C (77° F), Type II (Green Leads)
- Housing - Steel Housing
KTB22
- Model - 3,000 Ohms Button Style Thermistor at 25° C (77° F), Type II (Blue Leads)
- Housing - Standard
KTB22-A
- Model - 3,000 Ohms Button Style Thermistor at 25° C (77° F), Type II (Blue Leads)
- Housing - Aluminium Housing
KTB22-B
- Model - 3,000 Ohms Button Style Thermistor at 25° C (77° F), Type II (Blue Leads)
- Housing - Brass Housing
KTB22-S
- Model - 3,000 Ohms Button Style Thermistor at 25° C (77° F), Type II (Blue Leads)
- Housing - Steel Housing
1 - 12 of 40 Part Numbers
Specifications
Brand
Accuracy
- ± 0.28° C (± 0.50° F) - Thermistor
- ± 0.33° C (± 0.60° F) - RTD
Approvals & Certifications
- CE
Dissipation
- 2.7 mW/°C (Power Needed to Raise the Temperature 1° C (1.8° F)) - Heat Dissipation
Electrical - Free Leads
- 18” (45 cm) Free Leads - Typical 81
Electrical Connectors
- 24 AWG
Enclosure, Body Material
- 304 Stainless Steel
- Aluminum
- Button Style Brass
Materials of Construction
- RTD: Platinum
Mounting
- Direct Wall
Resistance
- 2.252 to 100 kiloohms - Thermistor
RTD Type
- Pt375 Curve, 1,000 ohms - Typical 91
- Pt385 Curve, 100 ohms - Typical 81, 1,000 ohms - Typical 85
Sensor, Probe Type
- RTD
- Thermistor
Stability
- 0.13° C (0.24° F) over 5-Years - Thermistor
Temperature Range
- -40° to 105° C (-40° to 221° F)