Single Gas Detector Gasman Crowcon
Specifications
Size	90 x 48 x 24 mm ( 3.5 x 1.9 x 0.95 inc )
Weight	Flammable	138 g ( 4.9 oz )
	Toxic	118 g ( 4.1 oz )
	Oxygen	129 g ( 4.6 oz )
	Carbon monoxide	139 g ( 4.9 oz )
Typical response times (T90)	Flammable	20s
	Toxic gas	20s
	Oxygen	10s
Alarms	Audible	95 dB; Multiple alarm options let you select  distinctive tones for different alarm levels
	Visible	Dual colours red/ blue flashing LEDs in a gas hazard
	Internal vibrating alarm
Display	Custom LCD with backlight, with display of gas concentration. Graphic symbols for battery
	( with proportional indication of remaining operation time ), and display mode. Start up
	indication when calibration is due within 30 days, calibration overdue or service required.
	Normal display: Real time gas concentration levels
	Display recall: Peak readings and TWA
Data logging	Full timed datalogging with adjustable sample rate, set to 1 min. data rate as default.
	900 hours storage at 1 min. interval (54,000 logs), >4800 events
Battery	Rechargeable lithium battery for all gas types
	Non-rechargeable lithium battery for toxics and oxygen (excluding CO2)
Operating time*	Rechargeable : 12 hours minimum for flammable unit
	Non-rechargeable : Up to 2 years
Sampling	Optional manual aspirator
Operating temp**	-20 °C to +65 °C ( -4 °F to +149 °F )
Humidity	20 to 90 % RH
Ingress protection	IP65
Approvals	Europe	Toxic or O2 : ATEX II 1G Ex ia IIC T4 Ga ( -20 °C ≤ Ta ≤ +65 °C ) baseEFA04ATEX0384
	Flammable	ATEX II 2G Ex ia d IIC T4 Gb ( -20 °C ≤ Ta ≤ +65 °C ) baseEFA04ATEX0383
	International	Toxic or O2 : IECEx BAS05.0039
		Flammable : IECEx BAS05.0038
	North America	CSA Class 1 Groups A,B,C,D Division 1
Standards	Europe	EN60079-0, EN60079-11, EN60079-1
	North America	CSA22.2, 152EN50270, EN50271, IEC61508, EN61779, EN45544
PC Interface	RS232 connection from interface module in charger
	RS232/USB converter available
Calibration	Gasman can be routinely calibrated using Portables PC software or by using Checkbox IMH
Gasman is also available in a safe area CO2 version offering 0-5% carbon dioxide measurement.