Steri-Trac® Series

The Steri-Trac series is ChemDAQ’s fixed, continuous gas monitoring system for measuring occupational exposure to Ethylene Oxide (EtO), Hydrogen Peroxide (H₂O₂) and Peracetic Acid (PAA). It's available in several different configurations to easily adapt to gas sterilizer and Automated Endoscope Reprocessor (AER) placements. Its continuous operation provides peace of mind that your workers are safe and alerts you if and when a problem may occur. 

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Product Features

The Steri-Trac series includes two product models: Steri-Trac 2 and Steri-Trac 2+. Each model within the series features a convenient touch screen to program your device and provides real-time measurements of vapor concentration in parts per million (ppm).  per million (ppm). 

Steri-Trac 2/2+

Touch Screen Display

Touch screen display to change gas types, adjust alarms, log data and more 

Program Modes

High visibility display showing current and Time Weighted Average (TWA) exposure readings

Impending Alarms

Local and impending alarms to notify you immediately if a problem is imminent.

Audible & Visual Alarms

Audible and color code visual alarms ensure you know the precise status of readings.


Signal connectivity via Modbus, 4-20 mA and Relays allow connection to PLCs, BMS and other systems

Internal Memory Storage*

Internal memory storage to collect and analyze historic data over time

* Only available on Steri-Trac 2+ model.

Compatible Products

Data Acquisition System (DAQ®)

ChemDAQ’s DAQ is an area monitoring and archival computer software solution. The DAQ can sync and centralize data from up to 32 monitoring locations simultaneously, compare all exposure data to occupational exposure limits, and provide historic reporting for each monitoring point.

Remote Display

Remote displays added to ChemDAQ monitors increase safety by warning employees of hazardous conditions before they enter the area. Display a single reading from a specific space on this easy-to-install display.

Remote Video Display

Remote video displays are an extension of your DAQ. The user can choose to highlight certain areas from their DAQ to display on this single, easy-to-read monitor.

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Ready to accurately and reliably detect chemical vapor levels using our Steri-Trac monitoring system? Connect with a safety expert today.

Product Specifications

Browse Other Monitoring Systems

SafeCide™ Series

Quickly and easily detect hazardous areas with the SafeCide series, a portable monitoring system to provide real-time measurements on the floor and easily identify hot spots and leaks. 

VaporAlert™ Series

ChemDAQ’s water-resistant monitoring system, the VaporAlert is specifically designed to continuously monitor PAA and H₂O₂ vapor levels in the wet areas of your plant. 

Sensor Communication Interface (SCI)

The SCI is a multi-configurable monitoring solution to accurately and reliably detect EtO, PAA or H₂O₂ vapors throughout your facility and communicate readings to a compatible data system for enhanced connectivity. 

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