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Hydrogen Sulfide Sensor Amphenol EC4-1000-H2S Featuring Linear Response and Operating Humidity Range

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Hydrogen Sulfide Sensor Amphenol EC4-1000-H2S Featuring Linear Response and Operating Humidity Range

Measurement Range : 0ppm~1000ppm

Voltage - Supply : -

Operating Temperature : -20℃~+50℃

Interface : -

Description : 0ppm~1000ppm Gas Sensor RoHS

Mfr. Part # : EC4-1000-H2S

Model Number : EC4-1000-H2S

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Product Overview

The EC4-1000-H2S is a Hydrogen Sulfide (H2S) electrochemical sensor designed for performance and reliability. It offers a measurement range of 0 - 1000 ppm with a sensitivity of 50 - 130 nA/ppm H2S. The sensor exhibits a linear response across its range and a fast t90 response time of less than 45 seconds. It is suitable for operation within a temperature range of -20 to +50 C and humidity levels of 15 - 90% RH (non-condensing). This RoHS compliant device is intended for use in various gas sensing applications.

Product Attributes

Brand: SGX Sensortech
Model: EC4-1000-H2S
Label Colour: Silver
RoHS Compliant: Yes
Origin: Registered in England

Technical Specifications

Specification	Value
PERFORMANCE Range	0 - 1000 ppm
Sensitivity	50 - 130 nA/ppm H2S
Zero in air at 20 C	<8 ppm H2S
Resolution	1 ppm H2S
Expected lifetime	2 years
Linearity	linear across range
Response time, t90	<45 s
Long-term output drift	change in output per month
OPERATING CONDITIONS Temperature range	-20 to +50 C
Temperature coefficient	<0.5% signal per C
Operating humidity	15 - 90% RH (non-condensing)
Pressure range	90 - 110 kPa (nominal)
Operating circuit	see Electrochemical Toxic Sensor Application Note
Applied potential	0 V
Storage life	6 months in original packaging (0 - 25 C)
Weight	6 g
Dimensions	see outline

Cross-Sensitivity Data

GAS	Concentration (ppm)	Sensor Response (As ppm H2S)
Carbon Monoxide	300	0
Sulfur Dioxide	5	0
Nitric Oxide	35	<3
Nitrogen Dioxide	5	0
Hydrogen	1000	0
Isobutylene	100	0

Important Note

Do not solder to the connector pins as this may damage the sensor and thereby invalidate the warranty. Details on recommended connector pins can be found in the Frequently Asked Questions within the Gas Sensor section of the SGX website.

2411280112_Amphenol-EC4-1000-H2S_C1526444.pdf

Hydrogen Sulfide Sensor Amphenol EC4-1000-H2S Featuring Linear Response and Operating Humidity Range Images

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