China Phosphine Gas Sensor Amphenol EC4-20-PH3 with Maximum Overload Capacity of 100 ppm and Stable Output for sale

Phosphine Gas Sensor Amphenol EC4-20-PH3 with Maximum Overload Capacity of 100 ppm and Stable Output

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Product Description

Product Overview

The EC4-20-PH3 is a Phosphine Electrochemical Sensor designed for accurate detection of phosphine gas. It offers a performance range of 0 to 20 ppm with a maximum overload capacity of 100 ppm. The sensor exhibits a sensitivity of 800-2000 nA/ppm PH3 and a low zero output in air at 20 C (

Product Attributes

Brand: SGX Sensortech
Model: EC4-20-PH3
Label Colour: Silver
RoHS Compliant: Yes
Warranty: 2 years
Registered in England: No.08067077

Technical Specifications

Specification	Value
Performance Range	0 - 20 ppm PH3
Maximum Overload	100 ppm PH3
Sensitivity	800 - 2000 nA/ppm PH3
Zero in air at 20 C	<0.5 ppm PH3
Resolution	0.1 ppm PH3
Linearity	Linear across range
Response time, t90	<60 s
Long-term output drift	<2% signal/month
Temperature range	-20 to +50 C
Operating humidity	15 - 90% RH (non-condensing)
Pressure range	90 - 110 kPa (nominal)
Applied potential	0 V
Storage life	6 months in original packaging (0 - 25 C)
Weight	5 g approx.
Cross-Sensitivity: Hydrogen Sulfide (15 ppm)	0 ppm PH3
Cross-Sensitivity: Sulfur Dioxide (5 ppm)	<0.9 ppm PH3
Cross-Sensitivity: Carbon Monoxide (1000 ppm)	0 ppm PH3
Cross-Sensitivity: Ammonia (50 ppm)	0 ppm PH3
Cross-Sensitivity: Hydrogen (1000 ppm)	0 ppm PH3
Cross-Sensitivity: Ethene (100 ppm)	0 ppm PH3