Fixed Detector

Fixed Gas Detector – For Toxic, Flammable, Refrigerant & Oxygen Gas Detection – Relay Output – Fan Control & Shutdown

Showing all 35 results

Carbonmonoxide (CO) Detector – QCD Approved
- Carbon monoxide CO Gas Detector.
- For use in kitchens & indoors – Safe Area Installation.
- Local Alarm Buzzer & Relay Output – Alarm & Trouble.
- LED Status Indicator – Red, Amber & Green LED’s.
- Integrate directly into the Fire Alarm System.
- QCD Approved – For use with Fire Alarm Panel.
- Contact us for more information.
View Product
Crowcon Gasmaster 4 Channel Gas Control Panel
- Crowcon Gasmaster 4 Channel Gas Control Panel.
- Capable up-to 4 Oxygen, Toxic or Flammable Gas Detectors.
- Each detector assigned 2 levels of independent alarm.
- Push buttons and LED Display enable easy operation.
- Functional Certification & Capable – SIL 2 Certified.
- RS-485 MODBUS communication for DCS/PLC/SCADA.
- Battery Backup – For operation in case of power failure.
- Fire Alarm Control Panel Integration & Networking.
- Event Logger – To Measure, Fire, Gas & Fault Alarms.
- Contact us for more information.
View Product
Crowcon IR Plus Infrared Gas Detector
- Crowcon IR Plus Infrared Gas Detector – ATEX Certified.
- Hydrocarbon & flammable (CH4) gas fixed gas detector.
- T90% under 4 Seconds for fast flammable gas detection.
- Constructed from 316L Stainless Steel for rugged use.
- Output: 3-Wire 4-20mA (Sink or Source) via HART 7.
- Certified for SIL2 Rated Environments & Field use.
- Mounting: Wall Mount, Pipe Mount & Duct Mount Kits.
- Integrated Display or Fitted with I.S Safety Barrier.
- Suitable for perimeter gas detection & HVAC Ducts.
- Optional installation near fresh air intake for GDS.
- Contact us for more information & technical details.
View Product
Crowcon IRmax Flammable Gas Detector
- Crowcon IRmax Infrared Flammable Fixed Gas Detector
- Wall Mounting & Pipe Mounting with Suitable Accessories.
- 4-20mA Analog Output for Integration with Control System.
- Optional – HART & RS-485 MODBUS for Addressable System.
- SIL 2 Rated for Process & Functional Safety Equipment’s.
- ATEX Certified for use in Explosive Atmospheres & Offshore.
- Enclosure: Stainless Steel 316 c/w Optional Display.
- Contact us for more information.
View Product
Crowcon IRmax Flammable Gas Detector
- Crowcon IRmax Flammable Fixed Gas Detector – Infrared.
- Dual Beam Infrared Sensor can detect most flammable gas.
- Wall Mounting & Pipe Mounting with Suitable Accessories.
- 4-20mA Analog Output for Integration with Control System.
- Optional – HART & RS-485 MODBUS for Addressable System.
- SIL 2 Rated for Process Area & Functional Safety Equipment’s.
- ATEX Certified for use in Explosive Atmospheres & Offshore.
- Enclosure: Stainless Steel 316 c/w Optional Display.
- Contact us for more information.
View Product
Crowcon Spares
Crowngas has the following availability of Crowcon Spares.
- Crowcon LPG (0-100% LEL) Xgard Type 3 / Type 5 Replacement Pellistor VQ21T – S011522/S.
- Crowcon Ethane (0-100% LEL) Xgard Type 3 / Type 5 Replacement Pellistor VQ21T – S011520/S.
- Crowcon Hydrogen Sulphide (0-50ppm) Xgard Type 1 Type 2 Replacement Sensor – S011614/S.
- Crowcon Hydrogen (0-100% LEL) Xgard Type 3 / Type 5 Replacement Pellistor VQ21T – S011513/S.
- Crowcon Oxygen (0-25% Vol) Xgard Type 1 / Type 2 Replacement Sensor – S011265/S.
- Crowcon Gasmonitor Universal Gas Detector Input Module – S01718/3.
- Crowcon Xgard Type 5, IR and Xsafe mA Amplifier PCB (flammable, 4-20mA) – S011242/2.
- Crowcon Xgard Type 1 and Type 2 Amplifier PCB Oxygen – S011240/2.
- Crowcon Vortex Quad Channel Input Module – S01935.
- Crowcon Vortex Eight Channel Relay Module – S01939.
View Product
Crowcon TXgard-IS+ Toxic & Oxygen Gas Detector
- Crowcon TXgard-IS+ Toxic & Oxygen Gas Detector.
- Intrinsically Safe Fixed Gas Detector (with Isolator)
- Local LCD Display – Clear Display with menu options.
- Used to detect Toxic Gases & Oxygen Levels.
- Explosion Proof (ATEX) Certified for Zone 0 areas.
- Capable of Detecting H2S, NH3, O2 & Toxic Gases.
- 4-20mA Signal – For Analog Signal to PLC or BMS.
- Calibration to be performed manually on field.
- Can be used as sampling detector with flow adaptor.
- Strong, sturdy carbon loaded nylon enclosure with IP65.
- Contact us for more information.
View Product
Crowcon Xgard Bright
- Xgard Bright – Flammable, toxic gas & oxygen monitoring.
- Available in ADC12 Aluminium Alloy Enclosure Material.
- IP65 Protection for use in Outdoors (Optional IP66)
- Addressable Gas Detector for large area networks.
- Clear OLED Display for use in sunlit / bright areas.
- Magnetic non-intrusive calibration with key.
- ATEX Certified for use in hazardous areas.
- Built in Relays – Alarm 1, Alarm 2 & Fault.
- Certified for use in Zone 1 & Zone 2 Areas.
- Contact us for more information.
View Product
Crowcon Xgard Fixed Gas Detector
- Crowcon Xgard Fixed Gas Detector
- Xgard Type 1 – Nylon: 0.5kg / Alloy: 1kg / 316 SS: 3.1kg
- Xgard Type 2 – Aluminium: 1kg / Stainless steel: 3.1kg
- Xgard Type 3 – Aluminium: 1kg / Stainless steel: 3.1kg
- Xgard Type 4 – Aluminium: 1.5kg
- Xgard Type 5 – Aluminium: 1kg / Stainless steel: 3.1kg
- Xgard Type 6 – Aluminium: 1kg / Stainless steel: 3.1kg
- Explosion Proof – ATEX Certified Fixed Gas Detector
- Low-cost reliable Gas Detector – In Battery Rooms.
- Available in Nylon GRP, Aluminium or SS 316.
- Ability to detect several ranges of flammable gases, toxic & oxygen.
- 4-20mA Analog Signals – Direct PLC & Plant Integration.
- Requires half-yearly calibration and system testing.
- QatarEnergy Approved for use in Gas Detection System.
- Contact us for more information.
View Product
Crowcon Xgard Type 1 Intrinsically Safe Fixed Gas Detector
- Crowcon Xgard Type 1 Fixed Gas Detectors.
- Fixed Point Ex ia Intrinsically Safe Toxic & Oxygen Detectors.
- Uses an electrochemical sensor to provide 2-wire 4/20mA Output.
- Operating temperature between -40°C to +50°C & humid spaces.
- Xgard Type 1 has standard GRP Enclosure – Glass Reinforced Nylon.
- GRP Polymers are chemically resistant & cost effective for wide use.
- Optional Accessories include spray deflector, flow adaptor & W/P caps.
- Comes with M20 (standard), 1/2″ NPT or 3/4″ NPT cable gland optional.
- Offering Calibration, Sensor & Component Spares, Replacement.
- Contact us for more information.
View Product
Crowcon Xgard Type 2 Flameproof Toxic & Oxygen Detector
- Crowcon Xgard Type 2 Flameproof Fixed Gas Detectors.
- Type 2 Exd Flameproof Toxic & Oxygen Detectors.
- Uses an electrochemical / pellistor sensor for gas detection.
- Operating temperature between -40°C to +50°C & humid spaces.
- Xgard Type 2 has standard Aluminium Enclosure – Rigid & Strong.
- Aluminium enclosures are highly durable with tough polyester coat.
- Accessories available for duct mounting & sampling applications.
- Optional Accessories include spray deflector, flow adaptor & W/P caps.
- Comes with M20 (standard), 1/2″ NPT or 3/4″ NPT cable gland optional.
- Offering Calibration, Sensor & Component Spares, Replacement.
- Contact us for more information.
View Product
Crowcon Xgard Type 3 Flammable Gas Detector
- Crowcon Xgard Type 3 Fixed Gas Detectors.
- Exde Flameproof Flammable Explosion Proof Gas Detectors.
- Uses poison resistant 3-wire pellistor sensor for flammable gas.
- Operating temperature -40 to +80°C & humid conditions installation.
- Optional Accessory Enclosure required for connection – For easy zero/cal.
- Aluminium Enclosure with Polymer coating as standard – ATEX Certified.
- Optional Accessories include spray deflector, flow adaptor & W/P caps.
- Comes with M20 (standard), 1/2″ NPT or 3/4″ NPT cable gland optional.
- Offering Calibration, Sensor & Component Spares, Replacement.
- Contact us for more information.
View Product
Crowcon Xgard Type 5 Flameproof Gas Detector
- Crowcon Xgard Type 5 Flammable Gas Detector.
- Consists of poison resistant pellistor sensor for flammable gases.
- Built-in amplifier unit to provide 3-wire 4-20mA Analog Output.
- Operating temperature between -40°C to +55°C wide temperatures.
- Aluminium Enclosure with Polymer coating as standard – ATEX Certified.
- Optional Accessories include spray deflector, flow adaptor & W/P caps.
- Comes with M20 (standard), 1/2″ NPT or 3/4″ NPT cable gland optional.
- Offering Calibration, Sensor & Component Spares, Replacement.
- QCD approved for integration with fire alarm systems.
- Contact us for more information.
View Product
Crowcon Xgard Type 6 Flammable Gas Detector
- Crowcon Xgard Type 6 Fixed Gas Detectors.
- Type 6 is designed to Detect % VOL Levels of Flammable Gases.
- Uses thermal conductivity sensor within metallic enclosure (ATEX).
- Operating temperature +10°C to +55°C & humid conditions installation.
- Aluminium Enclosure with Polymer coating as standard – ATEX Certified.
- Optional Accessories include spray deflector, flow adaptor & W/P caps.
- Comes with M20 (standard), 1/2″ NPT or 3/4″ NPT cable gland optional.
- Offering Calibration, Sensor & Component Spares, Replacement.
- Contact us for more information.
View Product
Engineered Rack System (13+)
- Crowcon Gas Control Panel
- Custom PLC based Engineered Rack Systems
- Can support 13 or more Detectors (Flexible) – Conventional System
- Push Buttons & LED Display reading for each detector
- MODBUS Compatible
- SIL-1 Certified
- Battery Backup / UPS
- Available in Panel Mount / Wall Mount / Custom Rack Solutions
View Product
Engineering – Installation – Commissioning
Crowngas Detection System offers End to End Solutions for Engineering, Installation & Commissioning for Fixed Gas Detection Systems. Installation and works include certified & optimal detector placements for easy access, engineering documentation preparation, maintenance & calibration while being in-line with industry standards and practices for gas detection systems.
- We offer complementary site support & assistance for clients to carry out installation with their resources – As-built Drawings for quick installation.
- Our design practices are in compliance with Shell DEP 32.30.20.11 Performance Standards & QatarEnergy Philosophy for Fire and Safety.
- Contact us for more information.
View Product
Explosion Proof Gas Detector
- Crowcon Xgard Fixed Gas Detector
- Xgard Type 1 – Nylon: 0.5kg / Alloy: 1kg / 316 SS: 3.1kg
- Xgard Type 2 – Aluminium: 1kg / Stainless steel: 3.1kg
- Xgard Type 3 – Aluminium: 1kg / Stainless steel: 3.1kg
- Xgard Type 4 – Aluminium: 1.5kg
- Xgard Type 5 – Aluminium: 1kg / Stainless steel: 3.1kg
- Xgard Type 6 – Aluminium: 1kg / Stainless steel: 3.1kg
- XgardIQ – Stainless steel 316: 5.5kg
- TXgard-IS+ – Carbon Loaded Nylon Enclosure: 0.7kg
- Flamgard Plus – Marine Grade Alloy / SS 316: 2.2kg
- TXgard Plus – Marine Grade Alloy / SS 316: 2.2kg
- Explosion Proof – ATEX Certified Fixed Gas Detector
- Low-cost reliable Gas Detector – In Battery Rooms.
- Available in Nylon GRP, Aluminium, Marine Alloy or SS 316.
- Ability to detect several ranges of flammable gases, toxic & oxygen.
- 4-20mA Analog Signals – Direct PLC & Plant Integration.
- Requires half-yearly calibration and system testing.
- Contact us for more information.
View Product
Flamgard Plus – Flammable Gas Detector
- Flamgard Plus – Flammable Gas Detector.
- For Hydrocarbon, Hydrogen, Petrol & Vapor Detection.
- Non-Intrusive Calibration – No hot work permits required.
- Added Fault & Alarm Relays.
- IP65 Protection for use in outdoors.
- Contact us for more information.
View Product
Gas Detector Calibration
- Gas Detector Calibration – Field Calibration.
- Annual Maintenance – 24×7 On Call Services.
- Quarterly Bump Testing & Gas Detector Test.
- On-site & Field Calibration Services.
- Half Yearly Comprehensive Calibration & Maintenance.
- Training & Operation – For End User & Safety Personnel.
- Upgradation & Replacement of EOL (End of Life) Units at cost.
- Attested Calibration Reports & Factory Acceptance.
- Authorized Calibration & After-market service provider.
- Support for Major Gas Detectors in Market.
- Testing using certified calibration gas.
- Contact us for more information.
- For one time calibration see – Calibration Services
- For Portable Gas Detection AMC Services see – AMC for Portable Detectors
View Product
Gas Sampling System
- Crowcon Air Aspirated Sample Systems/ Gas Sampling System.
- Only Sampling System usable in Hazardous Area based on installation.
- Uses eductor for sampling (using Venturi Effect) – The eductor is driven by compressed air to create a negative pressure to draw the sample.
- Electrical Components are the sensor and Intrinsically Safe flow device.
- Principle: The air aspirated system uses a compressed air driven vacuum generator to draw a gas sample from a single point. Explosion proof gas detectors are fitted to monitor for flammable gases & toxic gases.
- Flow rate is limited to 1m/sec – Can be adjusted as per request & approved design with factory approvals.
- Certified for use in Zone 1 or Zone 2 hazardous areas, IP-65 Rated.
- Customized Engineered Solutions & Support from Factory for Design.
- Contact us for more information.
View Product
Gasflag – Single Detector Controller
- Crowcon Gasflag – Single Channel Monitor.
- Capable of monitoring one 4-20mA flammable, toxic or oxygen gas detector.
- Can be used in LPG Monitoring or locations with 1 Gas Detector.
- 3 Relay Outputs – For Alarm 1, Alarm 2 & Fault Relay Activation.
- Rising & Falling Alarm Setpoints for Oxygen Detectors.
- Two Rising Alarms for Flammable & Toxic Detectors.
- Can be used for any 4-20mA Analog Gas Detector.
- IP-20 Protection – Basic Protection from Dust.
- Contact us for more information.
View Product
Gasmaster – Gas Control Panel
- Crowcon Gasmaster – 1-4 Channel Control Panel.
- Capable up-to 4 Oxygen or Toxic Gas Detectors.
- Each detector assigned 2 levels of independent alarm.
- Push buttons and LED Display enable easy operation.
- Functional Certification & Capable – SIL 2 Certified.
- Battery Backup – For operation in case of power failure.
- Fire Alarm Control Panel Integration & Networking.
- RS-485 MODBUS RTU – Network & BMS Integration.
- Event Logger – To Measure, Fire, Gas & Fault Alarms.
- Contact us for more information.
View Product
Linear Heat Detector (LHD)
- Linear Heat Detector Cables – QCD Approved
- Can be directly integrated to any FACP.
- Available in 68°C, 88°C, 105°C, 185°C, 230°C.
- Comes in different sheaths based on applications.
- LHD Controller & Alarm Locator with LCD Display available.
- QCD Approved – Direct Integration to Fire Alarm Panel.
- Contact us for more information.
View Product
Sale!
LPG Detector – QCD Approved
- Fixed LPG Gas Detector.
- Low-cost Combustible Gas Detector.
- For use in Kitchens & Indoors.
- Green & Red LED Status Indicators.
- Optional GD-2A Available with Local Buzzer.
- Can be Directly Integrated to Fire Panel (FACP).
- QCD Approved – For use with Fire Alarm System.
- Contact us for more information.
View Product
Multiscan 8+
- Multiscan 8+ Gas Panel.
- Monitor up-to 16 Gas Detectors – Conventional & Addressable.
- 8 Conventional Gas Detector + 8 Addressable Gas Detector (RS485).
- Support for 4-20mA Analog Signals & RS-485 MODBUS.
- Event logging – For Alarm Monitoring & Signal Activation.
- Battery back-up – Ensure Gas Detection is on in case of power failure.
- Contact us for more information.
View Product
Refrigerant Gas Detectors
- Refrigerant Gas Detectors – Standalone Sensor Unit.
- Gas Detection for Industrial Refrigeration Systems.
- Detect Ammonia (R717), CO2 (R744), HCFC & HFCs.
- Detector capable to detect wide range of gases.
- Detector is suitable for fixed installation in field.
- LCD Display with real time gas readouts & alarm.
- Pre-configured Alarm Levels as per ASHRAE 15 2022.
- Detect R134a, R22, R410a & other refrigerant gases.
- Integrated Dry Contact Relay for Alarm & Signaling.
- Contact us for more information.
View Product
Sampling Gas Detector
- Crowcon Environmental Sampling Unit / Sampling Gas Detector.
- Low-cost Air Sampling Unit for HVAC & other critical Equipment.
- Detection of toxic / flammable gases in hot, humid or dusty environments.
- Single Point / Multi Point / Sequential / Aspirated Sample System.
- Low & High Alarms signals to program Relays for Shutdown / AV Units.
- Single Point – Gas Detector using Pellistor / IR Sensor for High Temps.
- Multi Point – Made of Multiple Point for Environmental Gas Monitoring.
- Engineered / Customized Solutions available certified for Hazardous Areas (with 1, 2 or 3 sensors) and Non-Hazardous Areas. Can be programmed for executive action based on detection from multiple detectors.
- Contact us for more information.
View Product
SMART 3G-C2
- SMART 3G-C2 Fixed Gas Detector
- Capable of detecting more than 50 types of Gases.
- Toxic, Flammable, Oxygen & Refrigerant Gases.
- Built-in Self Diagnosis for Fault Identification.
- SIL 2 Certified.
- ATEX Certified for use in Explosive Areas.
- IP 65 Rated with Aluminium Enclosure.
- Contact us for more information.
View Product
SMART S-MS 3A
- SMART S-MS 3A Fixed Gas Detector.
- Can be used for Flammable & Toxic Gases.
- SIL 2 Approved.
- Redundant system ensures SIL 3 Certification.
- IP 65 Protection & Explosion Proof.
- Enclosure: Aluminium or SS
- 3 Relay Outputs for AL1, AL2 & Fault.
- Optional HART.
- Contact us for more information.
View Product
TXgard Plus – Flameproof Detector
- TXgard Plus – Flameproof Toxic & Oxygen Gas Detector
- Local LCD Display for menu & magnetic key operation.
- Explosion Proof – ATEX Certified for use in Hazardous Areas.
- Non-Intrusive Calibration with custom Magnetic Key.
- Added Fault & Alarm Relays – For Signaling & Alarm.
- IP65 Protection for use in outdoors – dust & water.
- Contact us for more information.
View Product
Vortex – Gas Control Panel
- Crowcon Vortex – Gas Control Panel.
- Capable up-to 12 Oxygen, Toxic or Flammable Gas Detectors with (including 3 for Fire).
- Each detector assigned 1 Fault Level & 3 Alarm Levels to trigger up-to 32 output relays.
- Push buttons and LED Display enable easy operation – Real Time Gas Readings of Detectors.
- Can be integrated with Manual Call Points & Other Safety Systems – Support for Fire Loops.
- SIL 1 Certified – for use with Safety Instrumented Systems – Functional Safety & Integrity.
- Battery Backup & MODBUS, RS-485 Integration – For BMS & Scada Integration – Networking.
- Available in Wall Mount, 19″ Rack mount, Panel Mount – For all site requirements & design.
- Custom design based for site approved design – for client’s custom PLC Board & Equipment.
- Contact us for more information.
View Product
Vortex FP Compact – Flameproof Gas Panel
- Crowcon Vortex FP Compact – Flameproof Gas Panel
- Used in Hazardous areas – both onshore & offshore.
- Flameproof Gas Detector Control Panel.
- Made with LM25 Aluminium with polyester powder coating.
- Support for up-to 12 Gas Detector (including 3 loops for fire – up-to 20 devices per loop)
- Capable of up-to 16 relay outputs – For Signaling, Fire Panel & PLC Integration.
- RS-485 MODBUS or PROFIBUS – For BMS & SCADA Integration – Networking.
- Event Logger – Store up-to 300 alarm, power, fault, system events.
- Explosion Proof – ATEX Certified for use in hazardous areas.
- Available in FP or FP Compact – Different Sizes & Designs.
- Contact us for configuration & consult.
View Product
Water Detection System
- Water Detection System – For Data Center & Pump Rooms.
- Customized leak sensing cable for large area coverage.
- Probe type sensors for leak detection in sump pits & outdoors.
- Relay Outputs Available – For Executive Action & Signaling.
- From small systems (3m cable) to large (3000m) systems.
- Outputs: BMS, BACnet, PLC, SCADA & Integration Features.
- Wireless Water Leak Detection System for existing facility.
- Detects Water Ingress & Initiates Signaling – Linear Wire.
- To be used in Areas with Sensitive Electrical Equipment.
- Server Rooms, Battery Rooms, Switchgear & Storage Areas.
- Contact us for more information.
View Product
XgardIQ – SIL 2 Gas Detector
- XgardIQ – Fixed Addressable Gas Detector.
- Used to detect flammable, toxic, oxygen or High Temperature H2S.
- Infrared Sensors Available for Accurate Flammable Gas Detection.
- IP 66 Ingress Protection – To prevent Water & Dust Ingress.
- Remote Sensor Assembly Kits Available for Remote Sensor Placement.
- Explosion Proof – ATEX Certified for use in Hazardous Areas.
- SIL 2 Certified – For Performance & Equipment Integrity with DCS.
- Local OLED Display – Clear & Bright Readings even in sunlight.
- Enclosure: 316 SS – Corrosion Proof & Rust Proof in salty atmospheres.
- Output: 4-20mA Signals & RS-485 MODBUS RTU – Analog & Digital.
- Non-intrusive Calibration – Button Controls for quick and easy use.
- Hot Swappable Sensors – Does not require Hot Work Permit.
- LED Indicators for Detector Status, Fault & Power Indication.
- Event logger – To measure continuous gas monitoring.
- Contact us for more information.
View Product
Xsafe Fixed Gas Detector
- Crowcon Xgard Fixed Gas Detector
- Xsafe – 1kg
- ATEX Certified Fixed Gas Detector
- Low-cost reliable Gas Detector
- Aluminium Enclosure.
- Ability to detect several ranges of flammable gases.
- Hydrogen, LPG, Methane, Ammonia & Other Organics.
- 4-20mA Analog Signals – PLC & Plant Integration.
- Contact us for more information.
View Product

QUICK LINKS

contact us

location

C Ring ROAD,

doha-qatar