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Nitric Oxide (NO) Gas Sensor - 5NF

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• Incorporates scavenging electrode for removal of by-products
• Electrical connection via PCB pins or solder tags

Model Number: 5NF
Data Sheet:

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Product Specification

5NF Nitric Oxide Gas Sensor Key Features and Benefits：

• Incorporates scavenging electrode for removal of by-products

• Electrical connection via PCB pins or solder tags

5NF Nitric Oxide Gas Sensor Technical Specifications：

MEASUREMENT
Operating Principle	4-electrode electrochemical
Measurement Range	0-1000 ppm NO
Maximum Overload	5000 ppm NO
Filter	To remove effect of SO₂
Filter Life	25,000 ppm hours (1000 ppm SO₂ at 200 ml/min)
Sensitivity*	0.10 ± 0.02 µA/ppm
Response Time (T₉₀)*	< 30 seconds
Baseline Offset (clean air)*	0 to 12 ppm equivalent
Maximum Zero Shift (+20°C to +40°C)	30 ppm equiv.
Resolution When using recommended electronics	1 ppm
Repeatability	2% of signal
Linearity	Linear
ELECTRICAL
Recommended Load Resistor	10 Ω
Bias Voltage	+300 mV
MECHANICAL
Weight	13 g nominal
Orientation	Any
ENVIRONMENTAL
Operating Temperature Range	-20°C to +40°C ^{See note 1}
Recommended Storage Temp	0°C to 20°C
Operating Pressure Range	Atmospheric ± 10%
Pressure Coefficient	0.01% signal / mbar
Operating Humidity Range	15 - 90% RH non-condensing
LIFETIME
Long Term Sensitivity Drift	< 2% signal loss/month
Expected Operating Life	Three years in air
Storage Life	6 months in CTL container

Note 1: While not being used to measure NO, the 5NF can withstand temperatures of up to 50°C.

* Specifications are valid at 20°C, 50% RH and 1013 mBar, using City Technology recommended circuitry. Performance characteristics outline the performance of sensors supplied within the first 3 months. Output signal can drift below the lower limit over time.

5NF Nitric Oxide Gas Sensor Product Dimensions：(without bayonet fitting)