Linde G-TECTA4GP Operating Manual
Linde G-TECTA4GP Operating Manual

Linde G-TECTA4GP Operating Manual

Portable multi-gas detection instrument

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G‑TECTA
4GP
®
Portable Multi‑Gas
Detection Instrument
Operating Manual
UK

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Summary of Contents for Linde G-TECTA4GP

  • Page 1 G‑TECTA ® Portable Multi‑Gas Detection Instrument Operating Manual...
  • Page 2: Table Of Contents

    Batteries 5, 6, 10, 11 on with The Linde Group at the time of purchase. The Product Features Linde Group can not accept liability in respect of any errors or omissions herein contained or for any loss...
  • Page 3: Safety And Warning Information

    1. The certification marking is as follows: WARNING  If this product is not working properly, read the operating manual or call The Linde Group. WARNING  The accuracy of G-TECTA ® instruments equipped with toxic gas sensor(s) should be checked periodically with known concentration calibration gas.
  • Page 4: Introduction

    (safe) areas by connection of intelligent gas sensors. The sensor is fitted to to the specified Linde charger. Rechargeable an intelligent processor which contains calibration batteries can only be replaced by a Linde Group and sensor information. The G-TECTA 4GP can be ®...
  • Page 5: Key Features

    WARNING  Only recharge the battery in a safe 4GP’s shape and design ensures high levels of user (non-hazardous) area and with a Linde G-TECTA ® comfort and minimal interference with the user’s charger. Failure to comply could invalidate safety normal work function.
  • Page 6: Product Features

    WARNING  Ensure the instrument is in clean air. G-TECTA PC software if required. The Linde Group ® strongly recommends that instruments are calibrated Step 2 as soon as possible once the calibration date is due.
  • Page 7: Switching Off

    Note: The instrument will time out in 10 seconds then Screen Icons change to normal operating mode, without performing Start Up Flashing icon, G-TECTA ® an auto zero, if the mode button is not pressed. in normal operating mode AUTO ZERO? AUTO ZERO AUTO ZERO Pump...
  • Page 8: Alarms

    Alarm The TWA alarm for toxic gases will operate when the The TWA menu option displays the 8 hour time short-term (15 minute) or long-term (8 hour) time weighted average reading for toxic gases since the weighted average alarm levels are exceeded. unit was last switched on.
  • Page 9 Note: The G-TECTA 4G is set to “latch” the alarm by Note: If the instrument is still in the hazardous area ® default. This means that the instrument will continue when the sensor is re-set, the sensor will revert to to alarm until the operator presses the mode button.
  • Page 10: Data & Event Logging

     Only re-charge the rechargeable downloaded by using the G-TECTA 4GP infrared battery in a safe (non-hazardous) area and with a ® Linde G-TECTA 4GP charger. Failure to comply could optical link. The PC requires a G-TECTA infrared ® ®...
  • Page 11: Wearing The Instrument

    G-TECTA 4GP Chest/Neck Harness ® should be replaced by a Linde Group Authorised The optional chest/neck harness allows the user Service Centre. to mount the instrument on the chest or around the Note: To ensure hazardous area and instrument neck for additional comfort.
  • Page 12: Gas Sampling

    Neck Strap and screw the thumbscrew until it is tightly fitted Attach the strap to the top connectors and place into place. around the neck. Adjust the length of the strap until 2. Attach the sampling hose onto the “gas in” nozzle. the instrument is in a comfortable working position.
  • Page 13: Maintenance, Calibration And Gas Testing

    Sensors convenient carry case. may suffer losses in sensitivity leading to degraded performance if exposed to certain substances. The Linde Group recommends a bump test each time G-TECTA 4GP instruments are used or issued for ®...
  • Page 14 (Page 17) or to the LED lens. The G-TECTA 4GP will activate ® contact The Linde Group. the Calibration Mode and show “CAL” and “????” 7. To abort the gas test press the mode button at on the display.
  • Page 15: G-Tecta 4Gp Instrument With Ozone Sensor

    4GP must be sent to ® otherwise pressure effects may distort calibration a Linde Group Authorised Service centre for re- values and prevent the gas detector from working calibrating or sensor replacement. correctly. To calibrate, the flow rate should be set between 0.8-1.0 litres/minute (0.03-0.04 cubic...
  • Page 16: Pc Interface And Pc Software

    PC Interface and PC Software* (iii) Check the available communications ports available again and select the new port or port 4, G-TECTA PC Software gives the user access to data ® 5 or 6 and save your changes by clicking the save and event log files, printing reports, reconfiguring button on the bottom right of the options screen alarm levels, instrument operation functions, and...
  • Page 17: Gas Test/Calibration Troubleshooting

    Instrument passes gas test but Zero not performed from options menu Initiate zero on instrument menu will not enter calibration mode Instrument incorrectly configured Re-configure instrument. Send to Linde Group service centre G-TECTA 4GP Product Specification ® Dimensions 122 x 128 x 57 mm Weight 498g (with attachment clip &...
  • Page 18: Accessories

    G-TECTA 4GP Accessories ® ASGTK G-TECTA SG/4G/4GP Gas Test Key ® ASGTSP G-TECTA 4G/4GP 1m Sample probe ® ASGTTSP G-TECTA 4G/4GP Telescopic sample probe ® ASGTPF G-TECTA 4G/4GP In line water trap/particulate filter inc filter element ® ASGTFE G-TECTA 4G/4GP Filter element for inline water trap ®...
  • Page 19: Troubleshooting

    LCD too faint/dark Instrument contrast setting incorrect Adjust instrument using G-TECTA™ PC Software If you experience any other issues with the operation of the G-TECTA 4GP instrument, please go to www.g-tecta.com or contact an ® Authorised Linde Group Service Centre.
  • Page 20: Sensor Limitations

    The Linde Group can advise on particular situations Sensors may be cross sensitive to other gases. and suggest alternative sensors if the instrument is If unsure, contact The Linde Group.
  • Page 21: Declaration Of Conformity

    EN60079-0:2006; EN60079-1:2007; EN60079-11:2007; EN50270:2006; IEC 60079-26: 2007; EN50104: 2002; EN60079-29-1:2007 Conformity – Other Standards EN61000-4-3:2006; DD ENV 50204:1999; EN61000-6-2:2001; EN61000-6-4:2001 Signed: Name: Peter Upcott Position: Global Category Manager – Safety Products Company: The Linde Group, GU2 7XY, UK Date: June 2010...
  • Page 22: The Linde Group Warranty

    G-TECTA and accessories manufactured and sold by ® G-TECTA 2 years from ® The Linde Group to be free from defects in materials date of purchase and workmanship for the periods listed in the G-DOCKA 1 year from ® following tables. Damages to any Linde Group...
  • Page 23 Notes...
  • Page 24 All rights reserved. No page or part of this operation manual may be reproduced in any form without written permission of the copyright owner shown above. The Linde Group reserves the right to correct typographical errors. All information is correct at time of going to print.

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