Bascom_turner GAS-EXPLORER OM-0517, Operation Manual

Page 1: ...BASCOM TURNER INSTRUMENTS GAS EXPLORER DETECTORS OPERATION MANUAL NATURAL GAS CARBON MONOXIDE OXYGEN HYDROGEN SULFIDE Part Number OM 0517...

Page 2: ...dise authorization RMA number must be obtained prior to returning a detector to Bascom Turner A detector returned to Bascom Turner with probe and water block filter shipping prepaid will be repaired c...

Page 3: ...erference from Other Gases Liquids or RFI 8 6 Change of Batteries 9 7 Probes 10 8 Routine Maintenance 11 PART 2 SETUP CALIBRATION AND ALARM LEVEL SELECTION 1 Setup Parameters 13 2 Further Setup Parame...

Page 4: ...ods by User and Unit ID Office Reports Accuracy CH4 2 of reading 20ppm 0 C to 40 C 0 1 to 5 vol 2 0 from 5 to 100 vol CO 5 of reading 10 ppm H2S 5 of reading 1ppm O2 0 2 vol Resolution GAS 20 ppm from...

Page 5: ...can be calibrated with System Gas Measurements Over the Full Range of Gas The instruments detect methane over the full range of methane concentrations up to 100 GAS Peak and current readings are disp...

Page 6: ...air flue gas and gases given off by appliances A detector alerts the user acoustically and visually by flashing the symbol s for the detected gas es whose concentration exceeds preset limits Visual a...

Page 7: ...r and the pump It also voids the limited warranty Filters are available from Bascom Turner in packages of five Part No WF 505 for all models except WF 705 for EGA 611 612 Zero Check All sensors drift...

Page 8: ...etected Safety These instruments measure the concentration of natural gas in air and give more generally an indication of the presence of other combustible gases When used by trained personnel they co...

Page 9: ...days from the date of the last calibration and an opportunity to calibrate see Part 2 Calibration If calibration is not required the instrument proceeds to enter the operational mode Monitor see below...

Page 10: ...Gas is retrained and displayed until another mode of operation is chosen or a new zero is obtained or the unit is turned off Bar Holing The detector may be used to measure gas levels in sampling holes...

Page 11: ...when about 90 of its purple material has changed color to brown or when it gets clogged or flooded see Accessories and Spare Parts Flue Gas Filter Part No FF 005 and Purple Beads and Spare Retaining...

Page 12: ...Pump Check for Tight Connections To check for tight connections block the probe inlet to observe Flow Blocked on the display If Flow Blocked fails to appear there may be a leak WARNING The instrument...

Page 13: ...nductivity from air examples are hydrogen helium carbon dioxide other hydrocarbons Gases or vapors which may interfere with carbon monoxide detection include substances which can be electrochemically...

Page 14: ...line C cells 3 Insert two fresh C size alkaline batteries 4 Replace the battery cap and give it one quarter turn battery cap bar vertical Note that the batteries are inserted with the positive termina...

Page 15: ...dge directly to the sample hose always use a dust and water block filter WARNING Hold the probe without touching the metal while it is in the flue and immediately afterwards Running the instrument in...

Page 16: ...lter IF 705 Removal of the intake connector used to attach the sampling hose of the detector exposes a metal filter pressfit onto the intake These filters are not a substitute for dust and water block...

Page 17: ...ilter material to bottom of threads and place the plastic retainer disk flat on top of the filter material Screw in top until finger tight and check seal with block tests CAUTION Do not remove or punc...

Page 18: ...om 5 to 60 seconds factory setting is 15 seconds Air Free CO Detectors with both CO and Oxygen sensors may be set to display CO on an air free basis This choice displays the concentration of CO in a g...

Page 19: ...Calibrating for about a minute and then changes to Calibration OK with a display of readings taken while sampling calibration gas or Does Not Calibrate if calibration was unsuccessful Three tries are...

Page 20: ...ystem that allows users to download and organize readings calibration and GPS data from Gas Explorers Each button s operation is clearly labeled and users can navigate from one feature to the next by...

Page 21: ...sensors Percent LEL 0 100 Percent O2 0 40 vol Percent GAS 0 100 vol PPM CO 0 2000 ppm Note LEL readings are only recorded in detector models ending in 201 301 321 411 and 611 Standard 100 LEL 5 GAS O...

Page 22: ...tationed User s name is the name or number of the person using the detector or when the unit is retired and the reason why it is retired i e Lost Last assigned date and time is changed each time a new...

Page 23: ...Reports submenu This submenu has two tables listing units by unit ID with each table providing different information about the units The tables can be scrolled independently of each other by left cli...

Page 24: ...Assignment History by Unit ID is a list of each time when a unit s assigned user is changed Whenever the Unit Edit button is used to change a unit s assignment there is a date and time stamped record...

Page 25: ...e and unscrewing the four screws which secure the pump gasket pump plate diaphragm and piston to the manifold Usually replacing the pump plate is sufficient to restore operation Reverse the process fo...

Page 26: ...Figure 4 Gas Explorer with top of case and main circuit board removed...

Page 27: ...S 001 Replacement Dust Filters 5 pkg DF 105 Flue Gas Filter 5 pkg FF 005 Extended Duty Flue Gas Filter 5 pkg FF 105 Heavy Hydrocarbon Filter 5 pkg HF 005 Inlet Filter Quick Connect Air Intake 5 pkg IF...

Page 28: ......