iQguard Toxic

iQguard Toxic   

The iQguard series of gas detectors provide high performance solution for a wide variety of industrial gas detection applications. By applying our wealth of experience and innovation in gas detector design, we have created a new generation of products serving environmental monitoring applications.

The iQguard series provide accurate, stable and repeatable gas detection measurements across a wide range of gas types.

iQguard Series options:

  • Display and non-display models
  • Stainless steel or moulded PVC enclosure
  • Built in Modbus communications and ethernet options
  • SIL 2 compatible models available

Australian designed and manufactured


Gas Types

  • Display or non-display models
  • Wide range of gas types
  • Stainless or moulded PVC enclosures
  • Swappable detector heads
  • Flexible configuration
  • Built-in relays
  • Modbus communications
  • Optional ethernet communications
  • Built in EMC RFI protection
  • SIL2 compatible
  • Compact & lightweight
  • Easy access connectors for installation of field wiring
  • Protected to IP66
  • Wide input power supply range
  • Easy to use
  • Simple sensor removal and replacement
  • On-board analysis function monitors sensor performance in display model


Measurement Technique
 [all models] 
 Measurement Technology
 [all models]
 Long life electrochemical cells with condition monitoring
 Measurement Ranges
 [all models]
 Gas Types
 Configurable - please consult Techinspect for details
 Standard as per table plus others on application
 Standard as per table plus others on application
 Measurement Characteristics
 [all models]
 Measurement accuracy
 Drift [time]
 Drift [temp]
 + 1.4% full scale at 25ÂșC
 + 5% full scale/year
 Process Outputs
 Non display current loop 4-20mA
 Display current loop 4-20mA
 Display version only
 Digital RS485

 4-20mA max loop load 680 Ohms max at 24V

 4-20mA max loop load 960 Ohms max at 24V

 Relay Outputs
 Dual single pole change over relays
 Rated carry current
 Rated switching voltage

 Display versions only

 Non display model

 2-wire for basic unit without graphical display


 Gas Type  Range [ppm*]
 Operating Temperaure [deg C]
 Ammonia  50  -20 to +40 
 Ammonia   100   -20 to +40 
 Carbon Monoxide  50   -20 to +50 
 Carbon Monoxide  150   -20 to +50 
 Carbon Monoxide  300   -20 to +50 
 Chlorine  5   -20 to +50 
 Hydrogen Sulphide  20   -20 to +50 
 Nitric Oxide  100   -20 to +50 
 Nitrogen Dioxide  20   -20 to +50 
 Oxygen  25% v/v*   -20 to +50 
 Sulphur Dioxide  20   -20 to +50 

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