Date post: | 07-Aug-2015 |
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Science |
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GAS DETECTOR
Gas Detectors
Area and Activity portable gas detectors supplied by Crowcon:
• Detective+ (Rig rats) : Area monitors
• Triple+ IR : Activity monitors for Nitrogen environment
• Triple+ : Activity monitors
Gas Detectors
Personal gas detectors supplied by BW technology:
GASALERT Max XT : Activity monitors for O2, CO, H2S & LEL
GASALERTMICRO Clip : Personal monitor for O2, CO, H2S & LEL
GASALERT Clip Extreme : H2S personal monitors (36 months life) disposable type
GASALERT Clip Extreme : O2 personal monitors
GASALERT Clip Extreme : Ammonia (NH3) personal monitors
GASALERT Clip Extreme : Hydrogen Cyanide (HCN) personal
monitors GASALERT Clip Extreme : Carbon Monoxide (CO)
personal monitors
BW – Gas Detectors
• Single Gas BW Technology make Gas Alert Clip Extreme
• 3 years life
BW – Gas Detectors
• Multi Gas Detector – BW Technology GasAlert MaxXT
•Gas Alarm : Audible, visual, vibrator
Crowcon
Package
Triple plus no IR.pdfPackage
To turn on, press
Alarm sounds and alarm LED flashes
Instrument displays model and serial number
Serial number displayed
Start-up
Display “Testing System”
Battery charge level is displayed. (Above 5.8V - good, below 5.0V - flat)
When due for calibration a message is incorporated into the startup routine
Alarm sounds and LED flashes if calibration date is passed
The instrument should be calibrated every six months by an authorised calibration outlet
Press CAL key to continue (labelled on display)
Calibration due
Backlight operation
To operate the backlight press
The backlight remains on for 30 minutes
To turn it off pressagain
Backlight comes on when in alarm
Alarms
The alarm LED flashes and the alarm sounds
Word alarm flashes next to gas name
Backlight comes on
3 instantaneous alarms per channel
Frequency of LED and alarm sound increases with change in alarm level
Exposure Limit Alarms
Short term exposure limit is average of gas over 15 minutes normally in UK
Long term exposure limit is average of gas over 8 hours
Short term time is configurable via Set Portable
When one of these alarms is reached, siren will sound and whole display will flash the alarm message
Reset
To reset the alarmpress
only when GAS LEVEL has returned to safe levels
Display returns to normal
Low battery warning
Power LED flashes more quickly and bleeps anddisplay shows warning.
Fully charged unit gives over 12 hrs use.
Takes 4-6 hrs to charge from flat
Push unit into chargerensuring springs ‘click’
Unit should be left in charger between use.
Normal operation
Instrument displays gas levels for each channel.
Power LED flashes and sounder beeps to indicate battery healthy.
Use of the aspirator
1. Tuck aspiratorunder lip of unit
2. Tighten screws
3. Squeeze bulb regularly and repeat for at least 2 minutes
1
2
3
To turn off, simultaneouslypress and
Keep both buttonspressed until instrumentshuts down and display is blank
Shut-down