GDS Combi Gas Detection System

GDS Combi Gas Detection System

The GDS Combi range (comprising of Combi 80, 64, 16, Rack, Panel and Din Rail Mount) of multi-channel control systems offers an incredibly versatile approach whilst ensuring a reliable safety system across all industries and applications.

The Combi range of multi-channel control systems provides an extremely versatile approach while ensuring a dependable safety system across all industries and applications. Capable of monitoring up to 64 addressable and 16 direct sensors, 8 of which can be converted to accept mV catalytic sensors. With over 1000 addressable sensors available through a networked Combi solution, larger system requirements can also be met.


The Combi is designed to enhance the user experience and can be installed in all customer environments, with configurations available as a wall mounted unit, 19″ rack system, panel and din rail mount.


Combi features a vast range of optional equipment including Combi software, enabling full data logging facilities with system management, providing real time views showing sensor locations, alarm status and actual gas values.


  • Offering the latest in addressable technology
  • Flexible system architecture to meet specific environmental requirements
  • Additional user interfaces
  • Opportunity to extend system to over 1000 addressable sensors via the Combi CANbus addressable network
  • A higher level of ingress protection – IP54
  • Key lock door
  • Will accommodate all associated Combi equipment (see configuration sheet)
  • Increased mechanical strength
  • More space for industrial wiring and cable glanding
  • Allows addtitonal box extensions for control equipment
  • User friendly



Combi 80 Combi 64 Combi 16 Combi Din Rail Mount Combi Panel Mount Combi 19″ Rack
Weight 5.5KG 4.5KG 5.5KG 1.5KG 0.7KG 6KG
Dimensions Standard: 315W x 265H x 95D Combi Industrial Box 1: 386W x 280H x 137D Combi Industrial Box 2: 386W x 500H x 137D 295W x 120H x 80D 310W x 115H x 50D 1 19″ x 3U x 300mm
Enclosure Ash Grey BSA01, Mild Steel Powder Coat Brushed Aluminium
Humidity 0-95 non condensing
Operating Temperature -10°C to +50°C
Storage Temperature +5°C to +55°C
Power 230/115v AC or 24v DC ± 15%Control unit 7.5w quiescent 17w full alarm Sensor – 1.25w Internal power supply 20 sensors max
Event Logging Combi Soft – Full data logging management tool Individual sensor logging – 1-60 min storage readings Data Link – Remote logging
Sensor Types Catalytic, Electrochemical, Infrared, PID, Semiconductor
Measurements Combustible Gas – L.E.L, % Vol. Toxic Gas – ppm Oxygen – % Vol. – Depletion / Enrichment Refrigerant – ppm Any 4~20mA Transmitter
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