SGX Sensortech PS1&PS4-CO-10-MOD Carbon Monoxide Module
The PS1&PS4-CO-10-MOD series carbon monoxide module combines SGX Sensortech's revolutionary 'Solid Polymer Electrolyte' technology with an advanced printed circuit board. This module offers a stable, high-quality, and cost-effective solution for carbon monoxide detection. Featuring a standard UART digital output, it allows for easy operation without requiring in-depth sensor application knowledge or tedious calibration. Its small size, low cost, long life, fast response, high accuracy, and low power consumption make it ideal for various monitoring applications.
Key Features
- Sleeping function suitable for low-power IoT applications
- Intelligent algorithms for enhanced environmental adaptability, accurate detection, and stable zero point
- Good anti-toxicity with no consumption of chemical materials, offering a lifespan of over 5 years
- New micro-circuit design with strong anti-electromagnetic interference ability
- Fast response and return to zero, plug-and-play functionality
- Independent temperature and humidity digital sensor output
- Smallest size and lowest power consumption in the electrochemical field
- RoHS Eco-friendly design
Applications
- Atmospheric environment monitoring
- CO monitoring of underground pipe corridors and confined working spaces
- Carbon monoxide monitoring in car spaces and underground garages
- Home and kitchen CO monitoring (CO gas generated during the use of natural gas)
- Early warning of automobile lithium battery failure (fire)
- Security/Fire Alarm systems
- Smoke analysis
- Smart manhole cover systems
Product Attributes
- Brand: SGX Sensortech
- Technology: Solid Polymer Electrochemical Sensing Technology
- Certifications: RoHS Eco-friendly design
Technical Specifications
| Specification | Details |
|---|---|
| Models | PS1-CO-10-MOD, PS4-CO-10-MOD |
| Detection Gas | Carbon Monoxide (CO) |
| Detection Range | 0-10 ppm |
| Resolution | 0.001 ppm |
| Lowest Detection Limit | 0.01 ppm |
| Full-scale Accuracy Error | 5% F.S. |
| Warm-up Time (First Power-on in clean air) | < 120 seconds |
| Return Zero Time | < 120 seconds (with 99.999% high purity nitrogen) |
| Response Time (T50) | < 10 seconds |
| Response Time (T90) | < 30 seconds |
| Sensor Expected Life | > 3 years |
| Temperature Measurement Range | -40 ~ 85 |
| Temperature Sensor Relative Error | 0.2 |
| Humidity Measurement Range | 10 ~ 95% RH (non-condensing) |
| Humidity Sensor Relative Error | 2% RH |
| Working Voltage | 3.3-5.5V DC |
| Working Current | < 5 mA |
| Power Consumption | 25 mW @ 5V DC |
| Working Temperature | -40 - 55 |
| Optimal Working Temperature | 20 - 35 |
| Working Humidity | 15-95% RH (Non-condensing) |
| Optimal Working Humidity | 50% RH |
| Working Pressure | Atm 10% |
| Circuit Board Size | 40 x 30 x 5.6 mm |
| Module Size (with PS1 sensor) | 40 x 30 x 12 mm |
| Module Size (with PS4 sensor) | 40 x 30 x 22.45 mm |
| Weight (PS1-CO-10-MOD) | < 15 g |
| Weight (PS4-CO-10-MOD) | < 25 g |
| Warranty | 12 months from the date of shipment |
| Interface | 3.3V UART digital signal (Optional Modbus protocol) |
| Baud Rate | 9600 |
| Data Bits | 8 bits |
| Stop Bits | 1 bit |
Cross Sensitivity
| Gas | Formula | Test Concentration | Sensor Reading |
|---|---|---|---|
| Acetylene | C2H2 | 1% vol | 0 ppm |
| Ammonia | NH3 | 50 ppm | 0 ppm |
| Benzene | C6H6 | 0 ppm | 0 ppm |
| Chlorine | CL2 | 0 ppm | 0 ppm |
| Ethanol | C2H6O | 986.5 ppm | 1 ppm |
| Ethylene oxide | C2H4O | 104.2 ppm | 14.4 ppm |
| Formaldehyde | HCHO | 0 ppm | 0 ppm |
| Hydrogen | H2 | 1000 ppm | 500 ppm |
| Hydrogen cyanide | HCN | 0 ppm | 0 ppm |
| Hydrogen sulfide | H2S | 0 ppm | 0 ppm |
| Isobutene | C4H8 | 50 ppm | 0 ppm |
| Methane | CH4 | 50 ppm | 0 ppm |
| Methylene chloride | CH2CL2 | 300 ppm | 0 ppm |
| Nitrogen Dioxide | NO2 | 3% vol | 0 ppm |
| Ozone | O3 | 30 ppm | 10 ppm |
| Sulphur Dioxide | SO2 | 50 ppm | 10 ppm |
Communication Protocol
The sensor module uses serial communication with the following parameters:
- Baud Rate: 9600
- Data Bits: 8 bits
- Stop Bits: 1 bit
- Parity Bit: None
Communication can be in active upload or Q&A mode. The default mode after power-on is Q&A. Commands are available to switch between modes.
Commands include:
- Switch to active upload
- Switch to passive upload
- Get sensor type, maximum range, unit, and decimal places
- Get module information
- Actively read gas concentration value
- Get current temperature and humidity
- Get current temperature and humidity with calibration
- Get current version number
- Enter sleep mode
- Exit sleep mode
- Turn on the running lights
- Turn off the running lights
- Query the running light status
Note: Detailed command formats and returned values are provided in the original documentation.
2411272248_Amphenol-PS1-CO-10-MOD_C5848066.pdf
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