Crowcon Xgard Fixed Multi-Gas Detector Crowcon
The Crowcon Xgard Fixed Multi-Gas Detector The Xgard range is a comprehensive selection of fixed multi-gas detectors that meet the diverse requirements for gas detection globally. Whether you need gas detection around water treatment facilities, oil and gas, power, research facilities or manufacturing installations, with three different sensors to choose from, there will be an Xgard to suit your needs.
Xgard offers three different sensor concepts so you can choose exactly what you need for your site. Xgard is available in flameproof, intrinsically safe, or safe area formats for use in all environments, whatever the classification.
The Xgard range offers a comprehensive selection of fixed-point gas detectors that meet the diverse requirements for flammable and toxic gas detection and oxygen monitoring in industries worldwide.
Whichever version of the Xgard you choose, you can be confident that they’re all designed to operate in even the harshest conditions and can be manufactured using materials which can withstand the conditions of your specific space. With flexible installation options, the Xgard series can be wall or ceiling-mounted, without additional brackets. Designed for easy installation, replacing sensors and sinters is extremely simple, helping to keep maintenance costs down.
| Type 1 | Type 2 | Type 3 | Type 4 | Type 5 | Type 6 | |
| Size | 156 x 166 x 111mm (6.1 x 6.5 x 4.3 inches) | 195 x 166 x 111mm (7.6 x 6.5 x 4.3 inches) | 156 x 166 x 111mm (6.1 x 6.5 x 4.3 inches) | |||
| Weight | Nylon: 0.5 kgAlloy: 1kg (2.2lbs)316 S/S: 3.1kg (6.8lbs) | Aluminium: 1kg (2.2lbs)Stainless steel: 3.1kg (6.8lbs) | 1.5 kg (3.3lbs) | Aluminium: 1kg (2.2lbs) Stainless steel: 3.1kg (6.8lbs) | ||
| Enclosure material | ATEX certified: Glass reinforced nylon or 316 S/SUL Certified: Aluminium or 316 S/S | Aluminium or 316 Stainless Steel | Aluminium | Aluminium or 316 Stainless Steel | ||
| Ingress protection | IP65 | IP54 | IP65 | |||
| Cable entries | 1 x M20, 1/2 “NPT or 3/4 NPT* on right-side | |||||
| Terminations | 0.5 to 2.5mm2 | |||||
| Sensor type | Electrochemical | Catalytic bead | 316 S/S sensor housing with catalytic beads | Catalytic bead | ||
| Operating temperature | -40 to +50 °C (-40 to 122 °F) (sensor dependant) |
-20 to +50°C (-4 to 122°F) | -40 to +80°C (-40 to 176°F) |
-20 to +150°C (-4 to 302°F) | -40 to +55°C (-40 to 131°F) | |
| Humidity | 10 to 95% RH non-condensing | 0-99% RH non-condensing | ||||
| Repeatability Zero drift | <2% FSD (Typical)<2% FSD per Month (Typical) | |||||
| Response time | T90 <15s OxygenT90 <30s to 120s Toxic(sensor dependant) | T90 <15s (Typical) | ||||
| Operating voltage | 8-30V dc | 2.0V dc +/- 0.1V (Typical) | 10-30V dc | |||
| Power requirements | 24mA maximum | 300mA (Typical) | 50mA at 24V dc 1.2W | |||
| Electrical output | 2- wire 4-20mA (current sink) | 3- wire mV bridgeTypical signal: 12-15mV/ %LEL CH4 | 3- wire mV bridgeTypical signal: >10mV/%LEL CH4 | 3- wire 4-20mA (current sink or source) | ||
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