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	<title>Hydrogen Sulfide Data Loggers - CAS Dataloggers</title>
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	<description>Data logger and data acquisition products for any application.</description>
	<lastBuildDate>Tue, 14 Apr 2026 13:23:16 +0000</lastBuildDate>
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	<title>Hydrogen Sulfide Data Loggers - CAS Dataloggers</title>
	<link>https://dataloggerinc.com/products/hydrogen-sulfide-data-loggers/</link>
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	<item>
		<title>OdaLog G20N</title>
		<link>https://dataloggerinc.com/product/odalog-g20n/</link>
					<comments>https://dataloggerinc.com/product/odalog-g20n/#respond</comments>
		
		<dc:creator><![CDATA[Liz Zala]]></dc:creator>
		<pubDate>Tue, 14 Apr 2026 13:16:11 +0000</pubDate>
				<guid isPermaLink="false">https://dataloggerinc.com/?post_type=product&#038;p=997472</guid>

					<description><![CDATA[<ul>
<li>ATEX, IECEx Certified</li>
<li>Long deployment period of up to 90 days</li>
<li>Smart sensor with predictive maintenance and health indication</li>
<li>An 8GB SD card allows 10 million data points</li>
<li>Accompanied by the OdaStat-Nx software</li>
<li>Specifically designed for harsh wastewater environments</li>
<li>USB, Bluetooth, MODBUS communication</li>
</ul>
<p><strong>Other gas types and ranges possible. Call us for more information</strong></p>
<p>The post <a href="https://dataloggerinc.com/product/odalog-g20n/">OdaLog G20N</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></description>
										<content:encoded><![CDATA[<h3>OdaLog G20N &#8211; Simple and Effective Gas Monitoring<br />
Now with Smart Sensor technology</h3>
<p>The OdaLog® G20N is the next generation of the industry-leading OdaLog family, now with a digital smart sensor, enabling predictive maintenance and a long in-field deployment of up to 90 days. OdaLog G20N is rated to IP68, ATEX/IECEx certified, and with Bluetooth, USB, and Modbus built in, data access is easy &#8211; manually or via an integrated system.</p>
<h4>Typical Gas Monitoring Areas:</h4>
<ul>
<li>Sewer collection lines</li>
<li>Water treatment plants</li>
<li>Volcanoes</li>
<li>Manholes</li>
<li>Chemical Plants</li>
<li>Drain and pits</li>
<li>Storage and Warehouses</li>
</ul>
<p>You can learn more about the dangers of exposure to Hydrogen Sulfide gas <a href="https://www.osha.gov/SLTC/hydrogensulfide/hazards.html" target="_blank" rel="noopener noreferrer">here</a>.</p>
<p>The post <a href="https://dataloggerinc.com/product/odalog-g20n/">OdaLog G20N</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></content:encoded>
					
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			</item>
		<item>
		<title>OdaLog G20</title>
		<link>https://dataloggerinc.com/product/odalog-g20/</link>
					<comments>https://dataloggerinc.com/product/odalog-g20/#respond</comments>
		
		<dc:creator><![CDATA[Liz Zala]]></dc:creator>
		<pubDate>Tue, 01 Nov 2022 20:06:21 +0000</pubDate>
				<guid isPermaLink="false">https://dataloggerinc.com//?post_type=product&#038;p=985910</guid>

					<description><![CDATA[<ul>
<li>ATEX, IECEx Certified</li>
<li>Long deployment period of up to 90 days</li>
<li>Smart sensor with predictive maintenance and health indication</li>
<li>8GB SD card allows 10 million data points</li>
<li>Accompanied by OdaStat-Nx software</li>
<li>Specifically designed for harsh wastewater environments</li>
<li>USB, Bluetooth, MODBUS communication</li>
</ul>
<p><strong>Other gas types and ranges possible. Call us for more information</strong></p>
<p>The post <a href="https://dataloggerinc.com/product/odalog-g20/">OdaLog G20</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></description>
										<content:encoded><![CDATA[<h3>OdaLog G20 &#8211; Simple and Effective Gas Monitoring<br />
Now with Smart Sensor technology</h3>
<p>The OdaLog® G20 is the next generation of the industry-leading OdaLog family, now with a digital smart sensor, enabling predictive maintenance and a long in-field deployment of up to 90 days. OdaLog G20 is rated to IP68, ATEX/IECEx certified, and with Bluetooth, USB, and Modbus built in, data access is easy &#8211; manually or via an integrated system.</p>
<h4>Typical Gas Monitoring Areas:</h4>
<ul>
<li>Sewer collection lines</li>
<li>Water treatment plants</li>
<li>Volcanoes</li>
<li>Manholes</li>
<li>Chemical Plants</li>
<li>Drain and pits</li>
<li>Storage and Warehouses</li>
</ul>
<p>You can learn more about the dangers of exposure to Hydrogen Sulfide gas <a href="https://www.osha.gov/SLTC/hydrogensulfide/hazards.html" target="_blank" rel="noopener noreferrer">here</a>.</p>
<p>The post <a href="https://dataloggerinc.com/product/odalog-g20/">OdaLog G20</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></content:encoded>
					
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			</item>
		<item>
		<title>OdaLog RTx Wireless H2S Gas Logger</title>
		<link>https://dataloggerinc.com/product/rtx-h2s-logger/</link>
					<comments>https://dataloggerinc.com/product/rtx-h2s-logger/#respond</comments>
		
		<dc:creator><![CDATA[Liz Zala]]></dc:creator>
		<pubDate>Tue, 25 Feb 2020 16:52:48 +0000</pubDate>
				<guid isPermaLink="false">http://101906d585.nxcli.net/?post_type=product&#038;p=33910</guid>

					<description><![CDATA[<ul>
<li>Wireless transmission of H2S data using cellular technology</li>
<li>Designed for harsh wastewater environments with proven, robust double o-ring design</li>
<li>OdaStat-G software provides global access to H2S data and remote configuration changes</li>
<li>Up to 12-month battery life</li>
<li>Internal memory for up to 42,000 data points</li>
<li>Easy to read  large alphanumeric display</li>
<li>IrDA or BlueTooth communication link for local setup and download</li>
<li>Note: Data SIM Card is required</li>
<li><strong>Other gas types and ranges possible. Call us for more information</strong></li>
</ul>
<p>The post <a href="https://dataloggerinc.com/product/rtx-h2s-logger/">OdaLog RTx Wireless H2S Gas Logger</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>The OdaLog RTx Wireless H2S Gas Logger is the next generation of OdaLog gas logger that utilizes a built-in GSM modem to transmit real-time gas concentration data to a dedicated Internet server that is remotely accessible using the latest OdaStat-G software application. The OdaLog RTx provides an M2M solution for the integration of device and sensor data with the big data, analytics, and other enterprise applications behind the IoT.</p>
<h3>RTx Wireless H2S Gas Logger Features:</h3>
<ul>
<li>Instrument Temp Range: -20°C (-4°F) to 50°C (122°F)</li>
<li>Sensor Temp Range: -10°C to +40°C (14°F to 104°F)</li>
<li>Ingress Protection: IP66/68</li>
<li>External Dimensions: 3&#8243; Diameter x 10.24&#8243; Tall [without antenna]</li>
<li>Weight:  34.5oz [with default battery type fitted]</li>
<li>Power Supply: 2 Replaceable D-Size 3.6 V Lithium Batteries</li>
<li>Battery Life/Run Time: Greater than 12 months (*depending on the signal strength and server transmission interval)</li>
<li>Data Logging Capacity: Up to 42,000 readings in total (local memory, unlimited server memory)</li>
<li>Sample Interval: Selectable from 1 second to 1 hour</li>
<li>Communication Module: Internal Quad-band modem (850-900/1800/1900MHz)</li>
<li>Tri-Band Waterproof Antenna: 7.5&#8243; High</li>
</ul>
<p>Three different detection ranges are available:</p>
<p>0-50 PPM</p>
<p>0-200 PPM</p>
<p>0-1000 PPM</p>
<h3>Typical Applications:</h3>
<p>• Chemical vendors<br />
• Wastewater treatment plants<br />
• Odor control consultants<br />
• Municipalities</p>
<p>We also have two standard OdaLog H2S loggers with a <a href="https://dataloggerinc.com/product/l2-h2s-sl/" target="_blank" rel="noopener noreferrer">Standard Sensor</a> and <a href="https://dataloggerinc.com/product/l2-h2s-ll/" target="_blank" rel="noopener noreferrer">Long-Term Sensor</a> plus models for other gases including ammonia, chlorine, sulfur dioxide, NO, NO2, carbon monoxide, and hydrogen cyanide.</p>
<p>You can learn more about the dangers behind the exposure to Hydrogen Sulfide gas <a href="https://www.osha.gov/SLTC/hydrogensulfide/hazards.html" target="_blank" rel="noopener noreferrer">here</a>.</p>
<p>The post <a href="https://dataloggerinc.com/product/rtx-h2s-logger/">OdaLog RTx Wireless H2S Gas Logger</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></content:encoded>
					
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			</item>
		<item>
		<title>OdaLog L2 H2S Gas Logger &#8211; LL</title>
		<link>https://dataloggerinc.com/product/l2-h2s-ll/</link>
					<comments>https://dataloggerinc.com/product/l2-h2s-ll/#respond</comments>
		
		<dc:creator><![CDATA[Liz Zala]]></dc:creator>
		<pubDate>Tue, 25 Feb 2020 14:22:09 +0000</pubDate>
				<guid isPermaLink="false">http://101906d585.nxcli.net/?post_type=product&#038;p=33860</guid>

					<description><![CDATA[<p>• Designed for harsh wastewater environments with proven, robust double o-ring design<br />
• Up to 12-month battery life<br />
• Extended sensor life for long term deployments<br />
• Internal memory for up to 42,000 data points<br />
• Easy to read large alphanumeric display<br />
• Fast downloading with IrDA, FiberOptic or BlueTooth Wireless communications link<br />
• Certified intrinsically safe to use in most hazardous environments<br />
• <strong>Other gas types and ranges possible. Call us for more information</strong></p>
<p>The post <a href="https://dataloggerinc.com/product/l2-h2s-ll/">OdaLog L2 H2S Gas Logger &#8211; LL</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>The OdaLog L2 H2S Gas Logger &#8211; LL has been specifically designed to withstand harsh environments typically found in the Wastewater Industry. The OdaLog is primarily used by locating it at or close to the source of Hydrogen Sulfide emissions such as within sewerage pumping stations and receiving manholes. Its purpose is to monitor and record H<sub>2</sub>S gas levels in sewage systems and treatment plants for later review and evaluation using OdaStat-G software.</p>
<h3>OdaLog L2 H2S Gas Logger &#8211; LL Features:</h3>
<ul>
<li>Instrument Operating Range: -20°C (-4°F) to 50°C (122°F)</li>
<li>Sensor Operating Range: -10°C to +40°C (14°F to 104°F)</li>
<li>IP66/68 Ingress Protection</li>
<li>Dimensions: 2.44” Diameter x 7.72” Tall</li>
<li>Weight: 14.8 oz</li>
<li>Power Supply: Replaceable C-Size Lithium Battery</li>
<li>Battery Life/Run Time: Greater than 8 months</li>
<li>Data Logging Capacity: Up to 42,000 readings</li>
<li>Sample Interval: Selectable from 1 second to 1 hour</li>
</ul>
<p><strong>Two different detection ranges are available:</strong></p>
<p>0-200 PPM</p>
<p>0-1000 PPM</p>
<h3>Typical Applications:</h3>
<p>• Gas monitoring in manholes, drains, and pits<br />
• Odor monitoring in sewer and streaming water<br />
• Ventilation pipes and rising mains<br />
• Inside sewer collection lines<br />
• Selected areas in treatment plants<br />
• Asset management and odor control</p>
<p>The L2 H2S Gas Logger &#8211; LL is also available with a <a href="https://dataloggerinc.com/product/l2-h2s-sl/" target="_blank" rel="noopener noreferrer">Standard sensor</a>, suitable for short-term deployment plus models for other gases including ammonia, chlorine, sulfur dioxide, NO, NO2, carbon monoxide, and hydrogen cyanide.</p>
<p>You can learn more about the dangers behind exposure to Hydrogen Sulfide gas <a href="https://www.osha.gov/SLTC/hydrogensulfide/hazards.html" target="_blank" rel="noopener noreferrer">here</a>.</p>
<p>The post <a href="https://dataloggerinc.com/product/l2-h2s-ll/">OdaLog L2 H2S Gas Logger &#8211; LL</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></content:encoded>
					
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			</item>
		<item>
		<title>OdaLog L2 H2S Data Logger &#8211; SL</title>
		<link>https://dataloggerinc.com/product/l2-h2s-sl/</link>
					<comments>https://dataloggerinc.com/product/l2-h2s-sl/#respond</comments>
		
		<dc:creator><![CDATA[Liz Zala]]></dc:creator>
		<pubDate>Thu, 20 Feb 2020 16:50:10 +0000</pubDate>
				<guid isPermaLink="false">http://101906d585.nxcli.net/?post_type=product&#038;p=33841</guid>

					<description><![CDATA[<p>• Designed for harsh wastewater environments with proven, robust double o-ring design<br />
• Up to 12-month battery life<br />
• Internal memory for up to 42,000 data points<br />
• Easy to read large alphanumeric display<br />
• Fast downloading with IrDA or BlueTooth Wireless communications link<br />
• Certified intrinsically safe to use in most hazardous environments<br />
• <strong>Other gas types and ranges possible. Call us for more information</strong></p>
<p>The post <a href="https://dataloggerinc.com/product/l2-h2s-sl/">OdaLog L2 H2S Data Logger &#8211; SL</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>The OdaLog L2 H2S Data Logger has been specifically designed to withstand harsh environments typically found in the Wastewater Industry. The OdaLog is primarily used by locating it at or close to the source of Hydrogen Sulfide emissions such as within sewerage pumping stations and receiving manholes. Its purpose is to monitor gas levels to help control H<sub>2</sub>S gas in sewerage systems and treatment plants for later review and evaluation using OdaStat-G software.</p>
<h3>OdaLog L2 H2S Data Logger Features:</h3>
<ul>
<li>Instrument Operating Range: -20°C (-4°F) to 50°C (122°F)</li>
<li>Sensor Operating Range: -10°C to +40°C (14°F to 104°F)</li>
<li>IP66/68 Ingress Protection</li>
<li>Dimensions: 2.44” Diameter x 7.72” Tall</li>
<li>Weight: 14.8 oz</li>
<li>Power Supply: Replaceable C-Size Lithium Battery</li>
<li>Battery Life/Run Time: Greater than 8 months</li>
<li>Data Logging Capacity: Up to 42,000 readings</li>
<li>Sample Interval: Selectable from 1 second to 1 hour</li>
</ul>
<p>Four different detection ranges are available:</p>
<p>0-50 PPM</p>
<p>0-200 PPM</p>
<p>0-1000 PPM</p>
<p>0-2000 PPM</p>
<h3>Typical Applications:</h3>
<p>• Gas monitoring in manholes, drains, and pits<br />
• Odor monitoring in sewer and streaming water<br />
• Ventilation pipes and rising mains<br />
• Inside sewer collection lines<br />
• Selected areas in treatment plants<br />
• Asset management and odor control</p>
<p>The L2 H2S Data Logger is also available with a <a href="https://dataloggerinc.com/product/l2-h2s-ll/" target="_blank" rel="noopener noreferrer">Long Term sensor</a>, which allows for longer deployment times (up to thirty days at a time) plus models for other gases including ammonia, chlorine, sulfur dioxide, NO, NO2, carbon monoxide, and hydrogen cyanide.</p>
<p>You can learn more about the dangers behind exposure to Hydrogen Sulfide gas <a href="https://www.osha.gov/SLTC/hydrogensulfide/hazards.html" target="_blank" rel="noopener noreferrer">here</a>.</p>
<p>The post <a href="https://dataloggerinc.com/product/l2-h2s-sl/">OdaLog L2 H2S Data Logger &#8211; SL</a> appeared first on <a href="https://dataloggerinc.com">CAS Dataloggers</a>.</p>
]]></content:encoded>
					
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