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Scott Safety™ Protege ZM Single-Gas Monitors

Easy-to-use, zero-maintenance gas detection solution that delivers high performance

Manufacturer:  Scott Safety™ 096345902

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Catalog No. 19-122-039

This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.

Requires : PC running the Microsoft™ Windows™ operating system and Microsoft .net framework, using Microsoft Windows Xp, Microsoft Windows Vista™, Microsoft Windows 7 and Microsoft Windows 8 programs.



  • Small, lightweight (less than 3 oz.) and ergonomically designed
  • Available in oxygen, carbon monoxide and hydrogen sulfide single gas models
  • Monitors have two years of battery and sensor life once activated; H2S and CO monitors include hibernate feature which extends battery life up to one additional year
  • No need to charge or calibrate once activated, can be deployed in field 24 hours a day, every day for two years without maintenance
  • Easy-to-read LCD with multiple display options including real-time gas readings, monitor life remaining or both
  • Three point alarms (high-visibility LED, audible and tactile) with adjustable settings
  • One-button activation, self test at start up and IP66/67 rated
  • Impact-absorbant rubber over mold case with strong, stainless-steel alligator clip to conveniently place monitor anywhere you want
  • Test station to bump, calibrate or hibernate four monitors simultaneously
  • Can be programmed by IR connect communication module

Customizable Settings include:

  • Custom or factory programmed alarm set points
  • User configurable bump and calibration reminders
  • Data-logging capabilities
  • Name or assign monitors using a six-character user ID


Ideal for industrial workers and first responders.

Order Info

Protege ZM monitor is supported by a portfolio of accessories including a four-bay test station and IR Connect programmer.


CE marked


ETL/cETL certification to UL 913 7th, CSA C22.2 No. 157 for use in Class I Division 1 and 2, Groups A, B, C and D hazardous areas; IECEx Ex ia IIC T4 Ga; ATEX Directive (94/9/EC)



Hydrogen Sulfide (H2S)
Visual (red LED), Audible (95db) and Vibrating
Lithium ion
1.3 in.
IP 66/67
Hydrogen Sulfide
-40° to +50°C
Two years (Hibernate Mode extends life up to one additional year)
3.7 in.
5 to 95% RH (non-condensing)
1 to 100ppm
2.7 oz.
2.2 in.
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