Gas Sensor Modules
SBH-UL Series
Industrial Grade Ultra Low Power Miniature NDIR Propane Sensor
- Model
- SBH-UL Series
- Category
- Gas Detectors & Alarms › Gas Sensor Modules
Parameters: C3H8
IndustriesIndustrial Process
Measurement PrincipleNDIR
Overview
The SBH-UL Series are ultra-low-power (<1 mA) dual-beam NDIR propane sensors in a standard 4-series package, with matrix calibration, temperature/humidity compensation, a high-humidity alert, T90 <15 s, a 10+ year life and Ex ia IIC T4 Ga rating for battery-powered and wireless detectors.
Key Features
- Dual-beam NDIR technology
- Low power consumption, average working current less than 1mA
- Matrix calibration to ensure high accuracy over full-temperature
- Linearization and factory calibration for accurate digital output
- Embedded temperature and humidity compensation
- Superior fast T90 time < 15s
- Long lifespan of 10 years
- Ex-proof grade Ex ia II C T4 Ga
Measured Parameters
| Parameter | Measuring Range |
|---|---|
| C3H8 | 0~100 %LEL (0~2.2 %Vol) |
Specifications
| Principle | NDIR |
|---|---|
| Measurement Gas | C3H8 |
| Measurement Range | 0-100%LEL (0~2.2%vol) |
| Accuracy | 0~1.10%vol (0~50% LEL): ±0.06%vol (±3%LEL) / 1.10%val~2.20%%vo| (50%~100% LEL): ±0.11%vol (±5% LEL) |
| Resolution | 0.01%Vol |
| Response Time | T90<15s |
| Output | UART_TTL (2.5~3.3V) |
| Working Condition | -40~70C, 0~98%RH (non-condensing) |
| Storage Condition | -40 ~70C, 0~98%RH (non-condensing) |
| Power Supply | 3.3~5.5V DC |
| Working Current | 0.8mA (@25°C, 3.3V DC) |
| Dimension | Dia20mm*H16.6mm |
| Pin Definition | both 4pin or 5pin version available |
Applications
- Petrochemical and chemical plants
- Coal industry
- Battery-powered portable detectors
- Wireless monitoring terminals
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