Tin Dioxide Semiconductor Gas Sensor for LP-Gas Detection - SB-15-00
• Target gas: Propane/Butane
• Heater voltage: 0.9 V ± 0.05 V
• Operating temperature: -10°C to 50°C
• Storage temperature: -30°C to 100°C
• Relative humidity: Less than 95% RH
• Sensor resistance: 0.2 kΩ to 2.0 kΩ
• Sensitivity: 0.55 to 0.75
• Industrial gas leak detector
- Model Number: SB-15-00
- Data Sheet:
- Quantity:
- - +
Product Specification
SB-15-00 Tin Dioxide Semiconductor Gas Sensor Description
The SB-15-00 is a tin dioxide semiconductor gas sensor which has an excellent performance in propane/butane detection.
The features are: high sensitivity, low sensitivity to noise gases, quick response speed, strong poisoning resistance and significant low power consumption design (120mW).
SB-15-00 Tin Dioxide Semiconductor Gas Sensor Application
• Industrial gas leak detector
SB-15-00 Tin Dioxide Semiconductor Gas Sensor Specifications
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Standard Operating conditions |
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Symbol |
Parameter |
Specification |
Conditions etc. |
|
VH |
Heater voltage |
0.9 V ± 0.05 V |
AC, DC or pulse driving |
| VC |
Circuit voltage |
Less than 5 V |
DC: Pin2 (+) - Pin 1 (-) |
| RL |
Load resistance |
Variable (> 200 Ω) |
PS < 10 mW |
| RH |
Heater resistance |
2.8 Ω ± 0.2 Ω |
at room temperature |
| IH |
Heater current |
132 mA |
IH = VH / RH (typical value) |
| PH |
Heater power consumption |
120 mW |
PH = VH2 / RH (typical value) |
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Environmental conditions |
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Symbol |
Parameter |
Specification |
Conditions etc. |
|
Tao |
Operating temperature |
-10°C to 50°C |
Recommended range |
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Tas |
Storage temperature |
-30°C to 100°C |
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RH |
Relative humidity |
Less than 95% RH |
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|
(O2) |
Oxygen concentration |
21% ± 1% (Standard condition) |
Absolute minimum level: more than 18% |
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The sensitivity characteristics are influenced by the variation in oxygen concentration. Please consult FIS for details. |
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Sensitivity characteristics |
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Model |
SB-15-00 |
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Symbol |
Parameter |
Specification |
Conditions etc. |
|
RS |
Sensor resistance |
0.2 kΩ to 2.0 kΩ |
at 1000 ppm of iso-butane |
|
β |
Sensitivity |
0.55 to 0.75 |
Rs (at IB 3000 ppm) Rs (at IB 1000 ppm) |
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Standard Test Conditions: |
Temp: 20°C ± 2°C Humidity:65% ± 5% (in clean air) |
VC : 5.0 V ± 5%
VH : 0.9 V ± 5%
RL : 750 Ω ± 1%
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Pre-heating time: more than 48 hours |
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Mechanical characteristics |
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Items |
Conditions |
Specifications |
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Vibration |
Frequency: Acceleration: Sweep Time: |
5 - 500 Hz 1.3 G 40 min. |
Should satisfy the specifications shown in the sensitivity characteristics after test. |
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Drop |
Height: Number of impacts: |
60 cm 3 times |
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