Nitric Oxide Gas Sensor (NO Sensor) - NO/M-250

  • Nitric Oxide Gas Sensor (NO Sensor)
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• Nominal Range: 0 - 250 ppm
• Maximum Overload: Nd
• Expected Operation Life: 2 years in air
• Output Signal: 360 ± 80 nA/ppm
• Resolution: 0.5 ppm
• Repeatability: < 2 % of signal
• T90 Response Time: < 30 sec
• Temperature Range: -20°C to 50°C
• Relative Humidity Range: 15 % to 90 % R.H. non-condensing

  • Model Number: NO/M-250
  • Data Sheet: Date Sheet File
Quantity:
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Product Specification

Miniature Gas Sensors
Industry standard for portable gas detectors. Widely-used format for personal safety.

Features
Smallest size

Dimensions
Conforms to 4-Series
Diameter: 20 mm
Height: 16.6 mm
Pin diameter: 1.5 mm

NO/M-250 Nitric Oxide Sensor (NO Sensor) Applications
• Safety and Environmental Control
• For Portable Gas Detectors

NO/M-250 Nitric Oxide Sensor (NO Sensor) Performance Characteristics
Performance data conditions: 20°C, 50% RH and 1013 mbar

Nominal Range
0 - 250 ppm
Maximum Overload
Nd
Expected Operation Life
2 years in air
Output Signal
360 ± 80 nA/ppm
Resolution
0.5 ppm
Temperature Range
-20°C to 50°C
Pressure Range
Atmospheric ± 10%
Pressure Coefficient
No data
T90 Response Time
< 30 sec
Relative Humidity Range
15 % to 90 % R.H. non-condensing
Typical Baseline Range (pure air, 20°C)
0 ppm ± 4 ppm
Maximum Zero Shift (+20°C to +40°C)
6 ppm equivalent
Expected Long Term Output Drift
< 2% signal loss/month
Recommended Load Resistor
10 Ohm
Bias Voltage
+ 300 mV
Repeatability
< 2 % of signal
Output Linearity
Linear

NO/M-250 Nitric Oxide Sensor (NO Sensor) Physical Characteristics
Weight
~ 5.4 g
Position Sensitivity
None
Storage Life
Six months in container
Recommended Storage Temperature
5°C - 20°C
Warranty Period
12 months from date of dispatch

NO/M-250 Nitric Oxide Sensor (NO Sensor) Cross Sensitivity Data
Interfering Gas
Concentration
Reading
CO
300 ppm
0 ppm
H2S
15 ppm
< 5 ppm
NO2
20 ppm
< 5 ppm
H2
300 ppm
0 ppm
SO2
5 ppm
0 ppm

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