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Company Info
Shenzhen Isweek Ltd Shenzhen Isweek Ltd

Street Address: 16 Floor, Building #3, Zhongke Mansion, Gaoxin South 1st Rd, Hi-Tech Park, Nanshan

City: Shenzhen

Province: Guangdong

Country/Region: China

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NDIR Methane (CH4) Gas Sensor

NDIR Methane (CH4) Gas Sensor

Application:  \

Market Type:  After Market

Product Attribute:

Applicationt: 

\

Production Description:

IRceL CH4 NDIR CH4 Sensor Description
Miniature infrared sensor with on-board EEPROM and thermistor

IRceL CH4 NDIR CH4 Sensor Key Features & Benefits:

  • Integrated thermistor for accurate temperature compensation
  • EEPROM programmed with sensor specfic performance characteristics
  • Compact Size

IRceL CH4 NDIR CH4 Sensor Technical Specifications
MEASUREMENT
Operating Principle Non-Dispersive Infra-Red (NDIR)
Measurement Range 0-5% vol. Methane
Accuracy (-20°C to +50°C) Within ± (0.1% vol CH 4 + 4% of concentration)
Response Time (T90) < 35 Seconds
Repeatability:
    Zero
    5% CH
< ±0.015% CH 4
< ±0.05% CH 
Linearity See Operating Principles OP17
   
ELECTRICAL
Supply Voltage 3-5 VDC, 3.3 V to utilise EEPROM calibration
Power Consumption <100 mW at 3.3 V
Recommended Lamp Frequency 2 Hz, 50% duty cycle
Minimum Resolution
 		 0.03% CH 4 at zero
0.1% CH 4 at range
Warm-up Time < 10 Seconds
   
MECHANICAL
Housing Material Stainless Steel (see back page)
Weight 23 g
Orientation Any
   
ENVIRONMENTAL
Typical Applications General Purpose Portable Fixed Methane Detection
Operating Temperature Range -20°C to +50°C
Operating Humidity Range 0 to 99% RH (non-condensing)
Operating Pressure Range 700 to 1300 mBar with compensation
   
LIFETIME
Long Term Zero Drift < ±0.05% CH 4 per month
Recommended Storage Temp -20°C to +50°C
MTBF > 5 years
Standard Warranty 12 months from date of despatch

IMPORTANT NOTE:
Connection should be made via PCB sockets only. Soldering to the pins will seriously damage your sensor.

All performance data is based on conditions at 20°C, 50%RH and 1013mBar, using City Technology recommended circuitry. For sensor performance data under other conditions, refer to the Characterisation Note and Operating Principles.

NDIR Methane (CH4) Gas Sensor
 

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