Product Overview
The INIR2-PR2.1% is a user-friendly digital Gas Sensor designed for gas leakage detection in industrial and residential environments. Utilizing SGX Sensortechs non-dispersive infrared technology and powered by efficient CORTEX microcontrollers, it offers high flexibility and functionality. This sensor provides a linear output proportional to the gas concentration, features temperature compensation, good accuracy, and a low voltage DC power supply, making it an ideal solution for reliable gas detection. Its design is optimized for easy implementation into end-user systems and is certified for use in hazardous and explosive atmospheres.
Product Attributes
- Brand: SGX Sensortech
- Model: INIR2-PR2.1%
- Technology: Non-dispersive Infrared (NDIR)
- Certifications: ATEX, IECEx (I M2 Ex db I Mb, II 2G Ex db IIC Gb)
- Origin: SGX Europe Sp. z o.o., Katowice, Poland
- Body Material: Stainless Steel
- Compliance: RoHS
Technical Specifications
| Specification | Value |
|---|---|
| Gas Detected | Propane |
| Measurement Range | 0-2.1% volume |
| Resolution | Up to 10ppm (Minimum Resolution: 0.002%vol. from 0 to 2.1% vol.) |
| Detectivity Level | 100ppm |
| Output Signal | Analog Output (Linear, 12-Bit at 0.0-2.5 Volts DC Max), Serial Port Communication (UART) |
| UART Baud Rates | Default: 38400; Options: 115200, 19200, 9600 |
| Power Supply | Min: 3.2 VDC, Typical: 3.3 VDC, Max: 5.25 VDC |
| Average Current Consumption | Min: 30mA, Typical: 32mA, Max: 35mA* (*Inrush Current up to 60mA) |
| Logic Output Voltage LOW (VOL) | Max: 0.6V |
| Logic Output Voltage HIGH (VOH) | Min: 2.0V |
| Logic Input Voltage LOW (VIL) | Max: 0.4V |
| Logic Input Voltage HIGH (VIH) | Min: 2.0V |
| Operating Humidity | 0% - 99% RH (Typical: 50% RH) |
| Storage Humidity | 0% - 90% RH (Typical: 50% RH) |
| Operating Temperature | -40C to 75C |
| Storage Temperature | -20C to 55C |
| Temperature Cycle Limits | 0.8C/min, 1.3C/min |
| Operating Pressure | 80kPa - 120kPa |
| Storage Pressure | 80kPa - 120kPa |
| Weight | 20 g - 25 g |
| Warm-Up Time | 45 seconds (after power ON or mode change) |
| Response Time (T90, without dust filter) | < 30 sec |
| Typical Power Consumption | < 100mW (Average) |
| Special Conditions for Safe Use | Power Input: 1.5W Max; Ambient Temp: -40C to +75C; Thermal resistance of Gas Sensing Heads: max 25K/W; Protection from impact (7 J); Dust-proof (IP5X) |
Key Applications
- Automation & Control
- Indoor Air Quality
- Industrial Health & Safety
- Waste Management
- Mining
Order Information
- Product: Propane sensor INIR2-PR2.1%
- Evaluation Kit: INIR-EK4
2411261442_Amphenol-INIR2-PR2-1-_C5656711.pdf
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