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iQguard Gas Detectors

Austech by AmpControl iQguard Gas Monitor @ Aegis Sales & Service

Gas Detectors for - Toxic gases, Oxygen Depletion & Flame Detection

The Austech iQguard series of gas detectors provide a high performance solution for a wide variety of industrial gas detection applications. It provides accurate, stable and repeatable gas detection measurements across a wide range of gas types. 

    contact us   us for more information about the Austech iQguard or you can download a free pdf below.

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  • 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
  • Build in EMC RFI protection compliant to BS EN 50270
  • SIL2 compliant
  • Intrinsically Safe version available for Group II hazardous areas
  • Intrinsically Safe version Certification Ex ia IIC T4 Ga
  • IECEx certified
  • ATEX certified


Easy to Install

  • Compact and lightweight
  • Easy access connectors for installation of field wiring 
  • Protected to IP66, allowing greater freedom of location 
  • Wide input power supply range

Easy to Use

  • Large, backlit graphic display (display models)
  • Easy to navigate menu system with context based help system on display models
  • User interaction by noninvasive magnetic pen

Simple to Maintain

  • Simple sensor removal and replacement 
  • On-board analysis function monitors sensor performance in display model

Housing Options for the iQguard

iQGuard sensor stainless steel housing from Austech by AmpControl at Aegis Sales & Service

  • Plastic
  • Stainless Steel
  • Flameproof


Suitable Applications for the iQguard

  • Underground Car Parks
  • Loading Docks
  • Multi-Story Car Parks
  • Confined Spaces

The Austech iQguard carpark gas detectors are affordable, solid and robust devices designed for monitoring the level of toxic gases found in enclosed carpark and loading dock environments.

The iQguard carpark sensors are small light weight devices and easy to maintain and servcie. Operation is simple, and they are IP54 rated. Used in conjunction with a controller like the Micro 4000, the iQguard carpark sensors run with variable speed drives on exhaust fans to reduce excess power usage.

Measurement Technique Electrochemcial
Measurement Technology Long life electrochemcial cells with condition monitoring
Measurement Ranges Configurable (contact us for detials)
Gas Types Standard as per Sensor Table
Measurement Accuracy
Drift Time
Drift Temperature
+ 1.4% full scale at 25°C
+ 5% full scale/year
Process Outputs
Non display current loop 4-20mA
Display current loop 4 - 20 mA
Display version only
Digital RS485 Modbus® communication
4 - 20 mA max. loop load 680 Ohms max. at 24 V
4 - 20 mA max. loop load 680 Ohms max. at 24 V
2 wire serial R5485 communications
Relay Outputs
Dual single pole change over relays
Rated carry current
Rated switching voltage
Energised under normal conditions (fail safe)
2A @240V ac
240V ac
Non display model
2-wire for basic unit without graphical display
Enclosure dimensions
136 x 136 x 73mm (plastic enclosure)
136 x 136 x 78mm (stainless steel enslosure)
Two wire Intrinsically Safe version in stainless steel enclosure only
IECEx BAS 12.0064X
Baseefa 12 ATEX0092X
BS EN 50270:2006 compliant (EMC)



Range 50 ppm
Range 100 ppm
Temperature -20°c to +40°c
Carbon Monoxide
Range 50 ppm
Range 150 ppm
Range 300 ppm
Temperature -20°c to +50°c
Chlorine 5 ppm  Temperature -20°c to +50°c 
Hydrogen Sulphide 20 ppm Temperature -20°c to +50°c
Nitric Oxide 100 ppm Temperature -20°c to +50°c
Nitrogen Dioxide 20 ppm Temperature -20°c to +50°c
Oxygen 25% V/V Temperature -20°c to +50°c
Sulphur Dioxide 20 ppm Temperature -20°c to +50°c