Table of Contents
Advertisement
Quick Links
Advertisement
Table of Contents
Subscribe to Our Youtube Channel
Related Manuals for Crowcon Gas-Tec
Summary of Contents for Crowcon Gas-Tec
- Page 1 Gas-Tec User manual M07979 Issue 1 October 2009...
-
Page 3: Table Of Contents
Gas-Tec . . . . . . . . . . . . . . . . . . . . -
Page 4: Standards Information And Hydrogen
1.5 Zeroing Section XII of the manual are fully understood . Gas-Tec offers the user 2 options to zero the Do not substitute components as this may unit every time it is switched on . impair the IP rating, EMC performance and •... -
Page 5: What's In The Box
Gas-Tec Standards information and hydrogen safety 1.7 What's in the box Gas-Tec • Probe handle case and fitted foam insert • Filter attachment • Angled ‘coat hanger’ probe • Skids for ‘coat hanger probe’ Multiregional power supply Spare filters Manual... -
Page 6: Unit Orientation
Overview Gas-Tec 1.8 Unit orientation Diagram 1 ON/OFF button Battery indication Light GREEN = Power OK Light RED = Power LOW Flashing GREEN = Charging GPS antenna Strap loops... - Page 7 Gas-Tec Overview Overview Diagram 2: Headphone jack Power supply - DC jack USB port Trigger jack Probe connector 10 Gas cylinder on/off valve 11 Igniter 12 Gas cylinder...
-
Page 8: Control And Monitor The Gas-Tec With The Lcd Display
E . The GPS icon reads 'GPS lock' if the antenna has locked on to available satellites; until lock is achieved a question mark shows as above . F . If the Gas-Tec needs servicing, the spanner flashes . G . The number in the bulb indicates the strength of the backlight . -
Page 9: Gas-Tec Introduction
Gas-Tec senses hydrocarbons through the use of flame ionisation detection offering an extremely fast detection speed of less than 2 seconds . Gas-Tec is worn across the body and is supplied with a standard probe . A wide range of other probes and accessories are available (see Sections VII and XI) . -
Page 10: What Gas-Tec Detects
Gas-Tec 2.4 What Gas-Tec detects Most users will be using Gas-Tec to detect methane . The instrument is also sensitive to other hydrocarbon gases such as propane . If other hydrocarbon gases are present, the Gas-Tec reading will reflect their presence . -
Page 11: Operation
Section X .1, p28 for more details) . The Gas-Tec will not work if the battery is not sufficiently charged or the pressure in the hydrogen cylinder is too low . Using the LCD display, these requirements can be checked once the machine has been switched on . -
Page 12: Start Up
Attach both ends of the strap to the metal rods at either end of the Gas-Tec . Using headphones: Plug the headphones into the headphone jack at the base of the Gas-Tec . This will silence external alarms and notifications of gas detection, leaving only the user to hear the increasing tones . - Page 13 Switch the unit off at the ON/OFF switch and replace the cylinder . 7 . After the pump starts, hydrogen will begin to flow into the Gas-Tec . The LCD display will monitor progress as the gas builds up inside the chamber . During this process a countdown timer will be visible .
-
Page 14: Detecting Gas
3.3 Detecting gas 1 . Now the Gas-Tec is ready for use . Place the probe towards the suspected leak or to the survey area and view the display for read-out information . Alternatively attach the Gas-Tec to a Trigger survey unit to use it in a moving vehicle . -
Page 15: Shutting Down
. 5 . Keep the Gas-Tec upright . The Gas-Tec will not detect gas if the unit is tilted more than 30 degrees from the vertical . If this happens, an alarm will sound and a message will display . Restore the Gas-Tec to an upright position . -
Page 16: Function Overview
Function overview Gas-Tec IV Function overview This section provides an overview of what can be viewed and changed on the Gas-Tec and where to find further information on how to control the instrument . Start menu (see Chapter III) Property... -
Page 17: Menu Structure (Including Range)
Gas-Tec Function overview Function overview 4.2 Menu structure (including range) Main Screen Info System GPS Location Format Analogue Graph and analogue Graphical Display Backlight timer 30 seconds 1 minute 3 minute Disabled Time and date Set time Set date Set format... -
Page 18: Set-Up
To set the time and date or make some choices about how the data is displayed, use the SetUp menu . To do this, switch the Gas-Tec on and press the 'SETUP' soft key . 5.1 Choosing how to display the gas reading Press ENTER when the Format option is highlighted to choose how to see the data . -
Page 19: Setting Time And Date
Gas-Tec Set-u� Set-u� Go into the DISPLAY menu to change the length of time the backlight stays on, the screen contrast, or the language that the LCD display strings will be shown in . 5.2 Setting time, date and units Register when the survey is taking place . -
Page 20: What The Gas-Tec Shows
VI What the Gas-Tec shows 6.1 Overview Gas-Tec makes it easy to pinpoint gas leakages so that they can be dealt with quickly . The data can be checked while recording is taking place, or loaded down later . To find information about the location of the Gas-Tec at a particular time, and other basic aspects of the system, use the ‘Info’... -
Page 21: Special Events In The Record
. Above is shown an example of a route recorded on a Gas-Tec . It was made using Google Earth software . To make a such a map from a .csv file downloaded from a Gas-Tec, Google Earth software must be... - Page 22 Use software available at http://www .gpsvisualizer .com/map_input?form=googleearth . To convert the data saved from the Gas-Tec onto your PC . Follow the instructions in the screenshot below to process the data and create a file that Google Earth can open and display .
-
Page 23: Gas-Tec
Drop the files to a folder on the PC . Alternatively cut and paste them . Delete the copied files from the internal drive of the Gas-Tec to free up space for future sessions . If the files on the folder occupy all of the available space, the earliest log on the drive will be deleted auto- matically and the new log file will be created . -
Page 24: Managing The Gas-Tec
. Bear in mind that this function depends on the date and time set on the service menu (see Section V .2, p19) . The Gas-Tec may report that the service has expired due to a failure of the backup battery for the internal clock . -
Page 25: Service Timer
Choose the last option to allow an Error Override, this allows the Gas-Tec to restart attempting to clear any known failure modes . If the Gas-Tec still reports an error after running this option, please contact your local authorised Crowcon service centre . -
Page 26: Alternative Probes
Mount the Gas-Tec on a Trigger survey unit to operate from a moving vehicle . The Trigger Survey System is an integrated system formed when a Gas-Tec is attached (via quick release fasteners) to a Telegan Trigger Survey unit . The Trigger unit contains a sample boom pump fitted with monitoring electronics, audible alarms and a Sample Boom Kit . -
Page 27: Specification
Indication of status on LCD display Backlight Adjustable intensity and time off delay Battery type Rechargeable Lithium-ion Users may not change the battery of this product: it must be replaced at Crowcon or a service centre . Battery life 22 hrs Recharge time 2 .5 hrs... -
Page 28: Looking After Gas-Tec
. If water enters the filter assembly, the hydrophobic surface will prevent moisture entering the flame cham- ber, but before continuing to use the Gas-Tec, make sure the probe and pre-filters are clear . Discard the pre-filter . -
Page 29: Rechargeable Battery
The symbol will flash when the battery needs recharging . Recharge the battery after each use of the Gas-Tec so it will be ready for the next session . While the unit is recharging, the battery icon will show . The display will report that the battery is charging . -
Page 30: Spares And Accessories
Insulated probe handle PRB64002 Angled 'coat hanger' probe attachment C01193 Probe filter assembly kit FIT99034 Angled probe skids M01197 Probe converter kit (converts old probes for new Gas-Tec) PRB64001 Straight probe attachment PRB99007 Probe - cup attachment PRB99006 Bore-hole probe attachment C03192... - Page 31 S012986 Display PCB assembly M041041 Left and right blue sides (includes fixings & label) E011055 Igniter assembly M04120 Tubing set (comprises full kit for refit of 1 Gas-Tec) E011059 Battery pack (Li-Ion) FLM64003 FID and thermocouple THC64001 Thermocouple assembly C03453...
-
Page 32: Hydrogen Safety
Safe use of hydrogen cylinders 12.1 General guidelines It is important to maintain a supply of full hydrogen cylinders if the Gas-Tec is to be used regularly . See Section IX to check how long the cylinders to be used will last . -
Page 33: Troubleshooting
Battery flat Recharge battery Flame goes out Machine has been tilted Set machine upright Flame goes out Material has entered Gas-Tec Check filters Data card 95% Memory card almost full Back up log files and delete from card GPS reading... - Page 34 Troubleshooting Gas-Tec Powering Down The device is powering down Keep holding down the power X .x button until the device counts down to zero and turns off . Charging The device is charging . Nothing . X .x Charge Complete Device charged completely .
-
Page 35: Xiv Warranty
. This guarantee shall not affect a customer’s statutory rights . Crowcon reserves the right to apply a handling and carriage charge whereby units returned as faulty, are found to require only normal calibration or servicing, which the customer then declines to proceed with . - Page 40 Thank you for reading this data sheet. Please contact us for a quotation: Head Office (UK) Switzerland Office P.O. Box 2124 Zugerstrasse 46 Chelmsford 6314 Unterägeri Essex CM1 3UP England Switzerland Tel: +44 (0)1245 600 560 Tel: +41 41 541 5877 Fax: +44 (0)1245 600 030 Fax: +41 41 541 5878 Email:...
Need help?
Do you have a question about the Gas-Tec and is the answer not in the manual?
Questions and answers