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GMI Gasurveyor 700, User Manual

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GMI Gasurveyor 700 User Manual Download Page 14

GS700 USER GUIDE

14

5. 

Sensors are zeroed correctly.

6. 

Typical operating display.

Switch Off

•  Press and hold 

B1

 for 3 seconds.

i

 

To abort switch off, release 

B1

.

i

 

The next time the GS700 is switched on, the display will show the operating mode used 

prior to switch off. 

Summary of Contents for Gasurveyor 700

Page 1: ...User Guide Gasurveyor 700 Gas Measurement Instruments Ltd ...

Page 2: ...ight of Gas Measurement Instruments Ltd GMI and the information contained within is for use only with Gasurveyor 700 instruments Reproduction in whole or part without written permission of GMI is prohibited Notification Icons Warning Information to help prevent injury or damage i Note Notes tips or additional information ...

Page 3: ...mospheres containing greater than 21 Oxygen Exposure to certain chemicals can result in a loss of sensor sensitivity Where such environments are known or suspected it is recommended that more frequent response checks are carried out Chemical compounds that can cause loss of sensitivity includes Silicones Lead Halogens and Sulphur Storage Handling AndTransit Batteries should be removed if the instr...

Page 4: ...299X IECEx Ex db ia IIC T4 Gb 20o C Ta 50o C Ex db ia IIB T3 Gb 20o C Ta 50o C IECEx SIR 15 0105X CSA Class I Div 1 Groups A B C and D T4 Class I Zone 1 AEx db ia IIC T4 Gb Ex db ia IIC T4 Gb Class I Div 1 Groups C and D T3 Class I Zone 1 AEx db ia IIB T3 Gb Ex db ia IIB T3 Gb The GS7xx series is certified for use with for Gas Group IIC Temperature Classification T4 except when the PPM gas sensor ...

Page 5: ...ion ou une lecture erronée indique une concentration de gaz supérieure à la valeur maximale de cette échelle Cette lecture n est pas significative CAUTION Substitution of components may impair intrinsic safety ATTENTION le remplacement d un composant peut porter atteinte à la sécurité intrinsèque du produit CAUTION Do not charge in a hazardous area Um 6 78V ATTENTION Ne pas charger en zone dangere...

Page 6: ...rage Handling And Transit 3 Special Conditions Of Use 3 Equipment Parameters 4 Certification 4 Additional Safety Details CSA Only 5 Getting Started 9 Overview 9 Key Features 9 Display 10 Soft Keys 10 Status Bar 11 Gas Ranges 11 Battery Packs 12 Operation 13 Switch On 13 Warm up Sequence 13 Switch Off 14 Soundness Test Optional 15 ...

Page 7: ...es 25 Alarm Mute 27 Confidence Signal 27 Fault Alarm Types 28 Battery Charging 30 Replacing Alkaline Batteries 30 Recharging the Battery Pack 32 Replacing the Battery Pack 35 Maintenance 36 Cleaning 36 Probe Handle Filter Replacement 36 Replacing the Dust Filter 37 BumpTest Optional 38 Automatic Bump Test 38 Manual Bump Test 38 Calibration 41 Automatic Calibration 41 Manual Calibration 41 Calibrat...

Page 8: ...Accessories 42 Common Spares 43 Specification 44 Instrument Performance 44 Instrument Specification 45 Alarm Set points 46 Soft Key Button Glossary 47 Warranty 48 Liability 48 Customer Support 48 Disposal 48 Contact Details 49 ...

Page 9: ...ion that the gas sample is natural gas This lightweight rugged instrument is easy to use thanks to an intuitive menu layout on a large display Key Features Gas Exhaust Semiconductor Probe Connection Optional Harness Clip Base Screw Battery Pack Base Screw Battery Pack Visual Alarm 360o LED bar Buzzer Gas Inlet Nozzle with dust filter Charging Contacts Rechargeable only Harness Clip Visual Alarm 36...

Page 10: ...adings Information Window 1 Gas Readings Information Window 2 i The above display will be used throughout this user guide as the example main display Soft Keys The GS700 has 4 soft keys performing different operations depending on mode and function The soft keys shall be referred to as B1 B2 B3 and B4 throughout this user guide i B1 also acts as power on off i For soft key menu options see Soft Ke...

Page 11: ...ates visual alarms are present when using the Geiger feature Geiger audible visual alarm on Indicates the audible and visual alarms are present when using the Geiger feature GPS Indicates the location of the instrument has been found If flashing the instrument is acquiring a GPS location Pump Indicates the pump is operating at high speed Gas Ranges The GS700 can detect the following Infrared measu...

Page 12: ...charged or replaced in a safe area i For further information see Battery Charging Battery Level Battery level is displayed during GS700 warm up During operation the battery icon shows the battery level Icon Status Battery Level 0 24 25 49 50 74 75 100 Battery RunTime BatteryType RunTime Alkaline 20 hours Rechargeable 20 hours approximate Times based on normal operation at ambient temperatures ...

Page 13: ...ugh a warm up sequence Always switch the instrument on in fresh air Warm up Sequence i Typical warm up sequence 1 GMI logo and instrument type Progress Bar increases during warm up 60s 2 Instrument Type Serial number Software version Battery level 3 Date and time 4 Sensor zero check ...

Page 14: ...are zeroed correctly 6 Typical operating display Switch Off Press and hold B1 for 3 seconds i To abort switch off release B1 i The next time the GS700 is switched on the display will show the operating mode used prior to switch off ...

Page 15: ...he gas inlet sample path The test will last for 5 seconds If the instrument and probe are not leaking the soundness test will pass Unblock the gas inlet sample path to continue If a leak is detected in the instrument or probe the soundness test will fail Once the leak has been rectified press B4 to retry i The GS700 cannot be used until the soundness test has passed ...

Page 16: ... including Gas Leak Outdoors GLO Pipeline Gas Test PGT Purge Search Confined Space Monitor CSM Pressing B4 will display the configured modes of operation i Mode selection will be displayed for 5 seconds To enter Pipeline Gas Test mode press B2 i Selected mode is displayed in the status bar ...

Page 17: ...us gas ranges Barhole testing Manual datalogging Sensor zeroing Pump Control The pump must be ON to draw a gas sample By default the pump is switched ON Press B1 to toggle the pump OFF ON i Functionality is disabled when the pump is OFF Additional Functions Pressing B3 Func displays additional features E G Press B1 Barhole testing B H Press B2 sensor zeroing Zero i Additional functions selection m...

Page 18: ... Pipeline gas identified Peak gas reading displayed Green visual 360 LED s activated Non Pipeline Gas Non Pipeline gas identified Peak gas reading displayed Red visual top plate LED s activated The live result of the Pipeline gas test will be displayed until the gas reading drops below the decision point approximately 20 LEL The option to clear the result is now presented Press B3 to clear result ...

Page 19: ...re disabled Typical features Pump Control Measuring ranges volume gas or oxygen Sensor Zeroing Search In this mode the GS700 is used for rapid leak detection Typical features Measures 0 10 000 PPM HC Pump Control Sensor Zeroing Audible and visual Geiger alarm A V see Geiger Alarm Pump Control By default the pump is switched ON at normal speed Press B1 to toggle the pump between normal speed high s...

Page 20: ...ngs peak and sustained Time and date GPS location i Alarms and pump control are disabled during a barhole test To perform barhole testing 1 Ensure the instrument is set to GLO mode 2 Press B3 for additional functions 3 Press B1 to select barhole testing B H 4 Press B1 to start a new barhole series Press B4 to continue with a previous series 5 Press B1 to start at Barhole number 01 To display diffe...

Page 21: ...sts press B2 and B3 to move through the results 8 The next barhole number will be displayed Repeat steps 5 7 to test Barhole number 02 9 If you wish to repeat overwrite a barhole test e g at No 1 press B3 until Barhole number 01 is displayed Press B1 to test Barhole number 01 again 10 Press B1 to confirm and overwrite Barhole number 01 Press B4 to reject and return to the previous display 11 Press...

Page 22: ...nnot be zeroed in CSM mode Change mode to zero Always zero in fresh air View Gas Readings Alarm Set points 1 By pressing B3 the menu sequence to view measured gas readings and alarm set points are displayed i The display will return to the CSM normal display after 5 seconds 2 Maximum readings Press B1 to continue Press B3 to return to the CSM normal display Live Press B4 to reset the readings 3 Mi...

Page 23: ... B1 to continue Press B3 to return to the Live display 8 LoLo alarm set points Press B1 to continue Press B3 to return to the Live display 9 STEL alarm set points Press B1 to continue Press B3 to return to the Live display 10 LTEL alarm set points Press B1 to continue Press B3 to return to the Live display 11 Current readings Press B1 to continue to the maximum readings display see step 2 Press B3...

Page 24: ...ill differ depending on alarm type Display backlight turns red and alarm flags are displayed Alarm Acknowledge The display will show the alarming gas level alternating with the alarm flag Alarms will stay latched until acknowledged by the user Press B3 to acknowledge Ack the alarm Only when the gas levels are safe i Non latching alarms will reset automatically when the gas levels are safe Alternat...

Page 25: ...By default gas alarms are set in accordance to international standards How the instrument responds to the alarm set points being triggered is configuration dependant Hi or HiHi Alarm Gas types with a Hi HiHi alarm set point Flammable Oxygen Toxic The example shows a Flammable LEL alarm Lo or LoLo Alarm Oxygen is the only gas to have a Lo LoLo alarm set point The example shows an Oxygen alarm Alter...

Page 26: ...2S STEL alarm with a gas reading of 12PPM and a STEL alarm flag CO LTEL alarm with a gas reading of 38PPM and a LTEL alarm flag Alternates with Alternates with i Live readings are shown not calculated averages Over Range Alarm In the event of the flammable gas LEL sensor being exposed to a high concentration of flammable gas the instrument has an over range alarm If the LEL sensor is exposed to a ...

Page 27: ...ill reactivate When the audible alarm is muted and gas levels fall below the alarm set points Latching alarm the visual displayed alarms can be cleared Ack by pressing B3 Non latching alarm the visual displayed alarms clear automatically Confidence Signal The confidence signal is an audible beep and or visual indication 360o LED bar green LED s every 10 seconds that the instrument is operating cor...

Page 28: ...acklight activate The sample path and filters should be checked for a blockage or water ingress Once the blockage is cleared press B1 to restart the pump i In CSM mode once the blockage is cleared the pump will automatically restart Zero Fault Indication that the zero gas reading is outwith its calibration limits Zero alarm flag and LEL alternate on the display Audible alarm visual red 360o LED ba...

Page 29: ...onfigured during instrument warm up a Cal Due message will be displayed Press B1 to continue Press B4 to switch off Alternatively the Cal Due message can be configured to force the user to switch off the instrument Press B4 to switch off ...

Page 30: ... is now approximately 30 mins and the batteries require to be replaced or recharged Replacing Alkaline Batteries Only use the following approved size D LR20 alkaline batteries DURACELL MN1300 or ID1300 ANSMANN INDUSTRIAL or XPOWER PANASONIC EVOLTA The following procedure should be carried out in a safe area 1 Using the 4mm hex driver supplied loosen the 2 instrument base screws Alternates with ...

Page 31: ...partment for damage to spring contacts or corrosion on springs 5 Insert the 3 new batteries observing correct polarity Polarity markings indicated in battery compartment Do not mix old and new alkaline batteries Do not use rechargeable batteries 6 Replace battery cover and fasten the base screws ...

Page 32: ...ment or separately Only use GMI approved batteries and chargers Batteries must be charged in a safe area i To fully charge the battery pack takes up to 9 hours Instrument Charging 1 Ensure the GS700 is switched off 2 Ensure the charging cradle is switched on Shown by the power LED green 3 Place the GS700 into the charging cradle as illustrated Power LED Charging Contacts ...

Page 33: ...ment will flash until fully charged 5 On completion remove from charging cradle as illustrated Battery Pack Charging 1 Remove the battery pack from the instrument see replacing the battery pack 2 Ensure the charging cradle is switched on Shown by the power LED green 3 Place the battery pack into the charging cradle as illustrated ...

Page 34: ...on the battery pack indicates the battery pack is charging When the LED switches off the battery pack is fully charged 5 On completion remove from charging cradle as illustrated 6 Fit the battery pack onto the instrument Charging Contacts ...

Page 35: ... following procedure should be carried out in a safe area 1 Using the 4mm hex driver supplied loosen the 2 instrument base screws 2 Remove the battery pack 3 Insert new battery pack i The battery pack can only be fitted one way 4 Fasten the base screws ...

Page 36: ...tile chemical solutions as these could damage the impact resistant casing Probe Handle Filter Replacement Hydrophobic and cotton particulate filters in the probe handle minimise the danger of water and dust ingress If a blockage occurs the message SAMPLE FAULT will be displayed Check the sample line and probe handle for a blockage When cleared press B1 to continue Replace the filter s if the messa...

Page 37: ...ove the inlet nozzle 2 Remove the dust filter from the inlet nozzle i The dust filter should be removed for inspection periodically 3 Clean the inlet nozzle to make sure it s free from dirt and water 4 Fit a new dust filter into the inlet nozzle 5 Fit the inlet nozzle i Ensure the inlet nozzle screw thread is correctly located before fitting The GS700 must never be switched on without suitable fil...

Page 38: ...s controlled delivery of test gas via one of the following applications Instrument Management System IMS PC flexiCal Plus software Standalone Mode i Automatic bump test equipment consisting of both hardware and software are manufactured by GMI For further details contact GMI or an authorised distributor Manual BumpTest Requires the user to control the delivery of gas during testing The following k...

Page 39: ...ding is within configured limits the audible and visual alarms will be present followed by PASS displayed next to the tested gas 6 Follow steps 3 5 for remaining gas ranges When complete all gas ranges should show PASS 7 Next the display will automatically move onto a request for confirmation that audible and visual alarms were present Press B1 to confirm 8 Purge the instrument of gas back to air ...

Page 40: ...measured gas reading is above below the configured limit The audible and visual alarms fail to alert the user Press B4 to confirm a fail The instrument must be switched off press B1 for 3 seconds Should an instrument fail a bump test recalibration MUST be performed ...

Page 41: ... software facilitates Setting up of the calibration test Step by step instruction during calibration Storage of test results files i Both automatic and manual calibration methods consisting of both hardware and software are manufactured by GMI For further details contact GMI or an authorised distributor Calibration Validity Calibration validity is the responsibility of the user Under normal operat...

Page 42: ... GDUnet s w 6 mm fittings Q for 1 4 in fittings 99118 On demand regulator valve 12712 Clear sample line order per metre 12393 Plastic probe 80 cm solid end 42700 Extended survey probe assembly c w bellows probe 42800 Extended survey probe assembly c w swan neck probe 42200 Semiconductor flexi probe assembly GS700 MUST be fitted with a semiconductor probe connection ...

Page 43: ...l MN1300 12451 Hex Driver 67163 Instrument Dust filter Box of 30 12358 Probe Hydrophobic filter 10077 Probe Cotton filter Box of 10 42197 Semiconductor flexi probe assembly filter disc i For a comprehensive list of accessories probes spares and calibration gases contact your local distributor or alternatively GMI Ltd ...

Page 44: ...nt performance complies to the following standards Flammable BS EN IEC 60079 29 1 Flammable CSA 22 2 No 152 and ANSI ISA 12 13 01 Toxic BS EN 45544 Oxygen BS EN 50104 GS700 will indicate if the gas sample is natural gas or Methane providing The measured sample is 30 LEL The sample source contains a minimum of 2 Ethane i All the values are typical at normal temperature and pressure Humidity is betw...

Page 45: ...hly visible flashing LED Sounder 90 db at 0 3 m Sampling System Integral pump with flow fail sensor Sample path is protected by a hydrophobic and cotton filter Flow rate 0 5 l min with no restriction Response times increase 2 second per metre of tubing used Maximum tubing length 30 metres Power Source Alkaline Batteries 3 x size D LR20 or Rechargeable Battery Pack Approved Batteries Alkaline Durac...

Page 46: ...nstrument switch on until instrument switch off Alarm Set points It is the responsibility of the user to ensure that the alarm set points are appropriate for the safe operation and legal requirements of the country industry in which the instrument is being used Gas Hi HiHi Lo STEL LTEL LEL 20 CO 300 ppm 200 ppm 30 ppm O2 23 0 19 5 H2S 15 ppm 10 ppm 5 ppm i The above table shows example alarm set p...

Page 47: ...S coordinates Live Return to live gas readings Log Manual datalog Mode Available operating modes Next Go to next gas reading or alarm level No Reject selection Pump Toggle the instrument pump Purge Purge gas from sensors Quit Exit application Range Changes the visible gas range Retry Retry the soundness test Start Begin an application View View gas readings and alarm levels Yes Confirm selection Z...

Page 48: ...ng the details below UK Office Keison Products P O Box 2124 Chelmsford Essex CM1 3UP England Tel 44 0 330 088 0560 Fax 44 0 1245 808399 Email sales keison co uk Please note Product designs and specifications are subject to change without notice The user is responsible for determining the suitability of this product ...

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