Crowcon Control PanelsCrowcon Hydra 256 Gas Detection System
Manufactured by Crowcon, Hydra is a range of gas detection control panel systems which are designed to monitor toxic and/or flammable gas hazards, particularly in car park applications.

Manufactured by Crowcon, the Vortex is a flexible control panel package which can be customised to meet your specific gas detection requirements without the need for extensive cabling.
Manufactured by Crowcon, the Vortex is a flexible control panel package which can be customised to meet your specific gas detection requirements without the need for extensive cabling.
Vortex Rack & Panel comprise just the essential input, output and controller modules mounted on a DIN rail while an optional display module is available in panel-mounting and 19″ Rack formats.
This configuration is ideal for incorporation into a variety of specialist enclosures, such as 19″ format or those with high ingress protection.
Other standard features include RS-485 Modbus communications for remote non-intrusive calibration and configuration.
*Not available on flameproof versions
Visit hazardous area gas detectors for explosion and flameproof gas monitoring and detection instruments with certification for potentially explosive atmospheres, including Zone 1 and Zone 2 (according to ATEX and IECEx) and Class/Division categories (according to North American standards).
| Category | Gas Detection |
|---|
| Crowcon Vortex Part Numbers | Vortex | Vortex Rack/Panel | ||
| Size | 470 x 306 x 170mm (18.5 x 12 x 6.5 ins) | Rack display: standard 19” 3UPanel display: 441 x 128mm (cut-out 366 x 84.5mm)Modules, PSU and batteries are supplied separately for fitting within a cabinet. | ||
| Weight | 12Kg (27lbs) | Dependant on configuration | ||
| Enclosure material | Back-box: Aluminium Front cover: ABS | Not applicable | ||
| Ingress protection | IP65 | Cabinet dependent | ||
| Channels | Up to 12 (1 to 3 4-way input modules) | |||
| Inputs | Gas | 2 or 3 wire 4-20mA (sink or source), 0-5V | ||
| Fire – smoke & heat detectors, manual call-points | Up to 3 loops, Up to 20 devices per loop | |||
| Outputs | External audible/visual alarm drive | Via relays, four 24Vdc 0.5A supplies provided. | ||
| Relays | Type | Up to 24 SPCO, contacts rated 6A @ 250Vac (1 to 3 8-way relay modules) | Up to 32 SPCO with bus extension module | |
| Assignment – Common | Mains fail, battery low, battery fail | |||
| Assignment – Voting | Alarms, faults and system events | |||
| Relay modes | Energised/de-energised, latched/non-latched, time-delayed, pulsed | |||
| Digital communications | DCS/PLC/PC | RS-485 Modbus or Profibus | ||
| Local configuration link | RS-232 (configuration software and lead supplied) | |||
| Logging | Up to 300 alarm, power, fault, system events are stored in Non-Volatile Memory | |||
| Panel indication | Channel number | 2-digit 7-segment Green LED | ||
| Gas reading | 4-digit 7-segment Red LED | |||
| Measurement units | % LEL, ppm, % Vol, Fire | |||
| Power | Green LED | |||
| Battery OK | Green LED | |||
| Run/hold indication | Green LED | |||
| Channel test mode | Flashing Amber LED | |||
| System fault – integrity watchdog | Amber LED | |||
| Alarm indication | Audible – internal sounder | Piezo | ||
| Visual – Alarm | Level 1 & 2, Red LED | |||
| Visual – Fault | Per channel, Amber LED | |||
| Visual – Inhibit | Per zone, Amber LED | |||
| Power | AC mains | 110/120V & 220/240Vac (switchable) 50-60hz 3.2A max | ||
| DC | 20-30Vdc | |||
| Battery back-up | 2Ah internal | |||
| Approvals | Low voltage directive | EN61010-1 | ||
| EMC | EN50270, FCC, ICES | |||
| Hazardous area | Not applicable | |||
| Operating temperature | -10 to +40°C (14 to 104°F) | |||
| Humidity | 0-95% RH non-condensing | |||
| Functional safety | Validated to IEC61508 | |||
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Crowcon Control PanelsManufactured by Crowcon, Hydra is a range of gas detection control panel systems which are designed to monitor toxic and/or flammable gas hazards, particularly in car park applications.
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