Crowcon Hydra 32 and 256 Addressable Car Park Gas Detection System

The Crowcon Hydra is an addressable gas detection system designed to monitor toxic and flammable gas hazards in commercial, industrial, and parking garage environments. It is particularly well suited to car park ventilation control systems, where monitoring of carbon monoxide (CO), nitrogen dioxide (NO₂), petrol vapour, and LPG is required to ensure occupant safety and regulatory compliance.

Using addressable RS-485 communication loops, the Hydra significantly reduces installation costs compared to conventional point-to-point gas detection systems by minimizing cabling and installation labour requirements.

Key Features

• Addressable gas detection system for toxic and flammable gas monitoring
• Specifically designed for car parks and enclosed vehicle areas
• Monitors:
  • Carbon Monoxide (CO)
  • Nitrogen Dioxide (NO₂)
  • Petrol Vapour
  • LPG (Liquefied Petroleum Gas)
• Available in versions supporting up to 32 or 256 detectors
• Addressable RS-485 communication loops
• Reduced cabling and installation costs compared to conventional systems
• Bright, easy-to-read display showing gas concentrations
• Continuous alarm and fault monitoring
• Simple push button operator controls
• Plug-in detector calibration tool
• Programmable remote outputs
• Built-in relay outputs for system status and equipment control
• Integrated Modbus RTU communications
• Event logging functionality
• Optional battery backup

Typical Applications

Car Parks and Parking Garages

• Carbon monoxide monitoring
• Nitrogen dioxide monitoring
• Ventilation control
• Fan activation and shutdown

Commercial Buildings

• Underground parking facilities
• Service vehicle bays
• Loading docks

Industrial Facilities

• Vehicle maintenance workshops
• Warehouses
• Distribution centres

Transport Infrastructure

• Bus depots
• Railway maintenance facilities
• Tunnels

Hazardous Area Monitoring

• LPG storage areas
• Fuel handling facilities
• Petrol forecourts