Flammable Toxic, Oxygen and Fixed H2S Gas Detection Gas Detector

Brand

Model Type

XgardIQ

Crowcon XgardIQ Gas Detector General Features

XgardIQ is our smartest fixed gas detector that enhances safety by minimizing the time operators need to spend in hazardous areas.

This versatile SIL2 certified gas detector and transmitter has a range of features that protect people in oil, gas, chemical, and petrochemical facilities.

It is available equipped with various sensors for the detection of flammable, toxic, oxygen, or fixed H2S gases.

It allows you to access all of Crowcon’s sensor technologies and advanced detection features. Thanks to the sensor range selection feature, users can adjust the sensor’s full range according to specific location requirements.

This SIL2 certified detector, equipped with various sensors for fixed flammable, toxic, oxygen, or H2S gas detection, is easy to use and safe, featuring an OLED display that allows you to easily see readings even in dark places and a +Ve safety indicator that lets you confirm the detector’s robust operation at a glance.

XgardIQ is optionally available with Alarm and Fault relays and HART communications.

Crowcon XgardIQ Technical Specifications

Size	Y278 x W140 x D89 mm (10.9 x 5.5 x 3.5 inches)
Weight	4.1 kg (9 lbs)
Enclosure Material	316 stainless steel
Ingress Protection	IP66
Connection	Three M20 or ½” NPT cable gland entries. Certified, removable plugs are fitted to left and right lower entries
Power	14-30 VDC. <4W
Display	Main display – OLED 128 x 64 pixels, yellow text on black background Indicators – Amber, Red, and Green LEDs for detector status; Blue + Safety LED
Electrical Output	4-20mA current sink or source (Automatic Detection or manual selection); alarm and fault signals configurable. NAMUR NE 43 compliant RS-485 Modbus RTU HART 7, over 4-20mA signal and local IS test points (optional) Relays (optional) Alarm 1, Alarm 2, Fault SPCO contacts, 5A, 230Vac Relay configuration options Energized or de-energized Latching or non-latching Rising or falling Configurable On and Off delays in alarm relays.
Event Log	Records alarm, fault, and maintenance events. Events can be displayed on the screen and downloaded to a computer.
Operating Temperature	Transmitter only: -40°C to +75°C (-40°F to +167°F)† Sensor type: Oxygen: (-20°C to +50°C ambient) Toxic: (-40°C to +50°C ambient) Pellister: (-40°C to +75°C ambient) Infrared (IR): (-20°C to +55°C ambient) High temperature toxic: (-40⁰C to +70⁰C)
Humidity	0% to 95% RH non-condensing†
Repeatability	+/- 2% FSD
Zero Drift	Annual maximum +/- 2% FSD
Response Time	Depends on sensor: Contact Crowcon for specific sensor data.
Certifications	ATEX and IECEx : Ex II 2 G Ex db ia IIC T4 Gb (see above for temperature ranges)
Performance	Designed to comply with: EN50104 (oxygen sensors) EN45544 (toxic gas sensors)* EN50271 (software) H2S performance standard
Functional Safety	IEC61508, EN50402 SIL 2
EMC Compliance	EN50270:2015 FCC CFR47 Section 15B ICES-003

Gases and Sources Used by Crowcon XgardIQ

Gas	Units	Maximum Range	Standard Range	Alarm 1 level	Alarm 2 level	Temperature range °C
Oxygen (O 2 )	% Volume	30	25	19 (falling)	17 (falling)	-20 to +50
Ammonia	PPM	100/1000	50	25	35	-20 to +40
Carbon Monoxide (CO)	PPM	1000	250	30	200	-30 to +50
Hydrogen Fluoride (HF)	PPM	10	10	1.8	3	+5 to +40
Hydrogen Sulfide (H 2 S)	PPM	100/200	25	5	10	-30 to +50
High Temperature Hydrogen Sulfide (H 2 S)	PPM	100/200	25	5	10	-40 to +70
Ozone (O 3 )	PPM	1	1	0.1	0.2	-20 to +40
Sulfur Dioxide (SO 2 )	PPM	100	10	1	1	-30 to +50
Hydrogen (H 2 )	%LEL	100	100	20	40	-40 to +75
Methane (CH 4 )	%LEL	100	100	20	40	-40 to +75
Pentane (C 5 H 12)	%LEL	100	100	20	40	-40 to +75
Propane (C 3 H 8)	%LEL	100	100	20	40	-40 to +75
Ethanol (IR sensor)	%LEL	100	100	20	40	-20 to +55
LPG (IR sensor)	%LEL	100	100	20	40	-20 to +55
Methane (IR sensor)	%LEL	100	100	20	40	-20 to +55
Propane (IR sensor)	%LEL	100	100	20	40	+10 to + 55

Brand	Crowcon
Model Type	XgardIQ

Category: Test and Measurement Devices

Description

Size	Y278 x W140 x D89 mm (10.9 x 5.5 x 3.5 inches)
Weight	4.1 kg (9 lbs)
Enclosure Material	316 stainless steel
Ingress Protection	IP66
Connection	Three M20 or ½” NPT cable gland entries. Certified, removable plugs are fitted to left and right lower entries
Power	14-30 VDC. <4W
Display	Main display – OLED 128 x 64 pixels, yellow text on black background Indicators – Amber, Red, and Green LEDs for detector status; Blue + Safety LED
Electrical Output	4-20mA current sink or source (Automatic Detection or manual selection); alarm and fault signals configurable. NAMUR NE 43 compliant RS-485 Modbus RTU HART 7, over 4-20mA signal and local IS test points (optional) Relays (optional) Alarm 1, Alarm 2, Fault SPCO contacts, 5A, 230Vac Relay configuration options Energized or de-energized Latching or non-latching Rising or falling Configurable On and Off delays in alarm relays.
Event Log	Records alarm, fault, and maintenance events. Events can be displayed on the screen and downloaded to a computer.
Operating Temperature	Transmitter only: -40°C to +75°C (-40°F to +167°F)† Sensor type: Oxygen: (-20°C to +50°C ambient) Toxic: (-40°C to +50°C ambient) Pellister: (-40°C to +75°C ambient) Infrared (IR): (-20°C to +55°C ambient) High temperature toxic: (-40⁰C to +70⁰C)
Humidity	0% to 95% RH non-condensing†
Repeatability	+/- 2% FSD
Zero Drift	Annual maximum +/- 2% FSD
Response Time	Depends on sensor: Contact Crowcon for specific sensor data.
Certifications	ATEX and IECEx : Ex II 2 G Ex db ia IIC T4 Gb (see above for temperature ranges)
Performance	Designed to comply with: EN50104 (oxygen sensors) EN45544 (toxic gas sensors)* EN50271 (software) H2S performance standard
Functional Safety	IEC61508, EN50402 SIL 2
EMC Compliance	EN50270:2015 FCC CFR47 Section 15B ICES-003

Gas	Units	Maximum Range	Standard Range	Alarm 1 level	Alarm 2 level	Temperature range °C
Oxygen (O 2 )	% Volume	30	25	19 (falling)	17 (falling)	-20 to +50
Ammonia	PPM	100/1000	50	25	35	-20 to +40
Carbon Monoxide (CO)	PPM	1000	250	30	200	-30 to +50
Hydrogen Fluoride (HF)	PPM	10	10	1.8	3	+5 to +40
Hydrogen Sulfide (H 2 S)	PPM	100/200	25	5	10	-30 to +50
High Temperature Hydrogen Sulfide (H 2 S)	PPM	100/200	25	5	10	-40 to +70
Ozone (O 3 )	PPM	1	1	0.1	0.2	-20 to +40
Sulfur Dioxide (SO 2 )	PPM	100	10	1	1	-30 to +50
Hydrogen (H 2 )	%LEL	100	100	20	40	-40 to +75
Methane (CH 4 )	%LEL	100	100	20	40	-40 to +75
Pentane (C 5 H 12)	%LEL	100	100	20	40	-40 to +75
Propane (C 3 H 8)	%LEL	100	100	20	40	-40 to +75
Ethanol (IR sensor)	%LEL	100	100	20	40	-20 to +55
LPG (IR sensor)	%LEL	100	100	20	40	-20 to +55
Methane (IR sensor)	%LEL	100	100	20	40	-20 to +55
Propane (IR sensor)	%LEL	100	100	20	40	+10 to + 55

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