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Service Manual

ALTAIR 4

Four Gas Multigas Detector

Order No. 10103972/00

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Summary of Contents for altair 4

Page 1: ...Service Manual ALTAIR 4 Four Gas Multigas Detector Order No 10103972 00 ...

Page 2: ...MSA AUER GmbH Thiemannstrasse 1 D 12059 Berlin Germany MSA AUER GmbH All rights reserved ...

Page 3: ...ndicators 9 2 4 Battery Care 10 3 Disassembly Assembly 11 3 1 General 11 3 2 Disassembly 11 3 3 Assembly 12 4 Changing Components 13 4 1 Changing the Front Case 13 4 2 Changing the Display 13 4 3 Changing the Sensor Filters and the Sensor Gasket 14 4 4 Changing the Sensors 14 4 5 Replacing the PCB and Battery assembly 15 5 Instrument Setup 18 6 Calibration 19 6 1 General 19 6 2 Zero Calibration 19...

Page 4: ...7 Technical Data 24 7 1 Technical Specifications 24 7 2 Factory set Alarm thresholds 25 7 3 Performance Specifications 26 7 4 Certification 28 8 Ordering Information 30 9 Appendix 31 9 1 Calibrations 31 9 2 Fresh Air Setup FAS 32 ...

Page 5: ...rmation for the use and operation of the product must be carefully read and observed Furthermore the national regulations applicable in the user s country must be taken into account for a safe use Alternative use or use outside this specification will be considered as non compli ance This also applies especially to unauthorised alterations to the product and to commissioning work that has not been...

Page 6: ...e face of the sensors as this may damage them and cause erroneous read ings Do not use compressed air to clean the sensor holes as the pressure may damage the sensors Observe proper battery maintenance Use only battery chargers made available by MSA for use with this instrument oth er chargers may damage the battery pack and the unit Dispose of in accordance with local health and safety regulation...

Page 7: ... capa bilities in a single sensor The alarm levels for the individual gases are factory set and can be changed through the instrument Setup Menu These changes can also be made through MSA Link software Ensure that the latest version of the MSA Link software has been downloaded from MSA s website www msanet com 1 Communication 7 ON OFF Button 2 Safe LED green 8 Display 3 Sensor Inlets 9 Alarm LEDs ...

Page 8: ...forward through data screens in measuring mode or as page back and to decrease the values in set up mode Holding this button for 3 seconds while in Normal Measure Mode will activate the InstantAlert alarm S The S button is used to reset peak STEL TWA and acknowledge alarms where possible or access calibration in measuring mode It is also used as page up or to increase the values in set up mode LED...

Page 9: ...cates Motion Alert is active Bump Check Symbol Indicates successful bump or cal Indicates required interaction Battery Condition Indicates the battery charge level Sensor Labels Cal Gas Cylinder Indicates cal gas must be applied No Gas Cylinder Indicates cal gas should not be applied and instru ment must be exposed to fresh air COMB EX O2 H2S CO 1 2 3 O2 CO H2S COMB EX ...

Page 10: ...temperature environments Minimum and maximum ambient temperature to charge the instrument is 10 C 50 F and 35 C 95 F respectively For best results charge the instrument at room temperature 23 C Hourglass Indicates user should wait Minimum Indicates a minimum value or low alarm PEAK Symbol Indicates a PEAK reading or high alarm STEL Symbol Indicates a STEL alarm Warning Risk of explosion Do not rec...

Page 11: ... to replace various components com ponent groups In order to do this you will need the following tools and auxiliary equipment Allen key Container for the storage of small items e g screws The details of the spare parts can be obtained from chapter 8 3 2 Disassembly 1 Switch the instrument off 2 Remove the four screws at the corners of the back case 3 Remove the front case Before disassembling the...

Page 12: ...them care fully across the diagonal 1 Display holder 5 Combustible sensor 2 Display fixing screws 6 Sensor gasket 3 Toxic sensor 7 Display 4 O2 sensor 6 2 1 7 3 4 5 Attention Check the position of all the components component groups before as sembly After disassembly assembly of the instrument it is necessary to test the functionality to calibrate the instrument and to check the settings on the in...

Page 13: ...chapter 3 2 2 Remove the sensors chapter 4 4 3 Remove the two screws that fix the display holder 4 Remove the display together with the display holder 5 Insert a new display with holder 6 Fix the display holder with the two screws 7 Replace the sensors chapter 4 4 8 Assemble the instrument chapter 3 3 Attention Before handling the PC board ensure you are properly grounded oth erwise static charges...

Page 14: ...y installed 9 Assemble the instrument chapter 3 3 4 4 Changing the Sensors Attention If the filters are exchanged separately the instrument loses its IP 67 cer tification in that case it is downgraded to IP 65 If you want to keep the IP 67 certification it is necessary to replace the complete front case with integrated dust filters part no 10089162 Attention Do not bring any solvent in contact wit...

Page 15: ...nsor by placing it in the right hand position of the sensor holder Ensure groove in combustible sensor aligns with tab at top of holder If any sensor is not to be installed ensure that a sensor plug is installed properly in its place 5 Assemble the instrument chapter 3 3 6 Calibrate the instrument after the sensors have stabilised 4 5 Replacing the PCB and Battery assembly 1 Verify that the instru...

Page 16: ...he back case 7 Install new PCB and battery assembly with the old back base 8 Solder the two charge pins of the new PCB and battery assembly to the back case 9 Re install the sensor display plastic holder and screws 10 Re install the sensors and sensor gasket in the front case 11 Re install the case screws 12 If the instrument had special settings go into the setup menu and re enter the specialized...

Page 17: ...Changing Components MSA ALTAIR 4 GB 17 Fig 4 Sensor Display Bracket Fig 5 Charge Pins ...

Page 18: ... password instrument continues beeps three times In the Setup mode Press the ON OFF button to store chosen value or go to the next page Press S button to increase values by one or toggle a selection on or off Press and hold S button to increase values by 10 Press T button to decrease values by one or toggle a selection on or off Press and hold T button to decrease values by 10 The following option...

Page 19: ...0 minutes before performing a Calibration 6 2 Zero Calibration 1 Press and hold the p button in Normal Operation mode for three seconds 2 If calibration lockout option is selected enter password Z ZERO screen is then displayed Under normal circumstances MSA recommends calibration at least every six months however many European countries have their own guidelines Please check your national legislat...

Page 20: ... is NOT se lected Z ZERO screen displays 3 With the instrument exposed to fresh air press the ON OFF button to con firm the ZERO screen If calibration lockout option is NOT se lected Z ZERO screen displays COMB EX O2 H2S CO COMB EX O2 H2S CO COMB EX O2 H2S CO CO ...

Page 21: ...tab on calibration cap into slot on instrument Z Press calibration cap as shown until it seats onto in strument Z Press both side tabs down onto instrument until they snap into Z Ensure that the calibration cap is properly seated Z Connect one end of the tubing to the calibration cap Z Connect other end of tubing to the cylinder regulator sup plied in the calibration kit 4 Open the valve on the re...

Page 22: ...any sensor that is outside of these limits will not be adjusted by the FAS command After the SPAN calibration com pletes the instrument momentarily displays SPAN PASS or SPAN ERR along with the label of any sensor that failed then returns to the Measuring mode COMB EX O2 H2S CO COMB EX O2 H2S CO If the combustible sensor fails calibration after the full calibration proce dure in this manual has be...

Page 23: ...ir Setup Z The instrument starts the FAS Z The screen shows a No Gas Symbol a blinking hourglass and all enabled gas sensor readings Z At the end of the FAS Calibration the instrument displays FAS OK or FAS ERR along with the flags of the sensors that were outside of the FAS limits All sensors that are within the FAS limits will be zeroed If a battery charging cycle is interrupted before it is com...

Page 24: ...ours The maximum safe area charging voltage Um 6 7 VDC Warm up time 2 min Temperature range 20 C to 50 C 4 F to122 F operating 10 C to 35 C 50 F to 95 F while charging battery Humidity range 15 90 relative humidity non condensing 5 95 RH intermittent Atmospheric pressure range 800 kPA to 1200 kPA 11 6 to 17 4 PSIA Ingress protection IP 67 Measuring methods Combustible gases Catalytic sensor Oxygen...

Page 25: ...mg m 100 ppm 116 mg m 100 ppm 116 mg m 25 ppm 29 mg m H2S 10 ppm 14 2 mg m 15 ppm 21 3 mg m 15 ppm 21 3 mg m 10 ppm 14 2 mg m Sensor Min alarm set point Max alarm set po Auto cal values LEL 5 60 58 O2 5 0 24 15 0 CO 20 ppm 23 2 mg m 950 ppm 999mg m 60 ppm 69 9 mg m H2S 5 ppm 7 1 mg m 175 ppm 205 9 mg m 20 ppm 28 4mg m While the instrument can detect up to 25 oxygen in ambient air it is approved fo...

Page 26: ...ibility 3 LEL 0 to 50 LEL reading or 0 15 CH4 0 00 to 2 50 CH4 normal temperature range 5 LEL 50 to 100 LEL reading or 0 25 CH4 2 50 to 5 00 CH4 normal temperature range Response time 90 of final reading in less than or equal to 30 sec normal temperature range Warm up Time 60 sec Range 0 to 25 vol O2 Resolution 0 1 vol O2 Reproducibility 0 7 vol O2 for 0 to 25 vol O2 Response time 30 sec normal te...

Page 27: ...or equal to 30 sec normal temperature range 60 sec normal temperature range Range 0 200 ppm 0 to 284 mg m H2S Resolution 1 ppm 1 4 mg m H2S for 3 to 200 ppm 4 3 to 284 mg m H2S Reproducibility 2 ppm 2 8 mg m H2S or 10 of reading whichever is greater normal temperature range 0 to 100 ppm 0 to 142 mg m H2S 15 100 ppm 142 mg m H2S normal temperature range 5 ppm 7 1 mg m H2S or 10 of reading whichever...

Page 28: ...ther Countries USA EXIA Class I Groups A B C D F G Ambient temperature 4 F to 122 F T4 Canada EXIA Class I Groups A B C D Ambient temperature 4 F to 122 F T4 Only the combustible detection portion of this instrument has been assessed for performance by the Canadian Standard Association C S A Australia Ex ia IIC T4 Ambient temperature 122 F ...

Page 29: ... 2006 Type 2 EN 61000 6 3 2007 Manufacturer Mine Safety Appliances Company 1000 Cranberry Woods Drive Cranberry Township PA 16066 USA Product ALTAIR 4 Type of protection EN 60079 0 2006 EN 60079 1 2004 EN 60079 11 2007 Marking III 2G Ex ia d IIC T4 20 C d Ta d 50 C Um 6 7 V EC Type Examination Certificate DFTZU 07 ATEX 0169 X Quality Assurance Notification 0080 Year of Manufacture see Label Serial...

Page 30: ...ply with IEC barrier 10089488 MSA Link Software CD Rom 10088099 JetEye IR adapter with USB connector 10082834 Combustible sensor 10089116 O2 sensor 10046946 CO H2S duo tox sensor 10089117 Sensor replacement kit duo tox O2 combustible 10089118 Front Housing with integrated dust filters 10089162 Spare filters sensors gasket socket head cap screws 4x self tap ping 2x 10088976 CD Manual ALTAIR 4 10088...

Page 31: ...x MSA ALTAIR 4 GB 31 9 Appendix 9 1 Calibrations ZERO CAL Perform ZERO CAL SPAN CAL Perform ZERO CAL CAL COMPLETE Return to Normal Operation Press Press Press Press From Measure Page when is held for 3 seconds ...

Page 32: ...MSA Appendix ALTAIR 4 32 GB 9 2 Fresh Air Setup FAS Press key Press From Start Up Sequence or wait 10 seconds Press FAS OK YES NO ...

Page 33: ...Appendix MSA ALTAIR 4 GB 33 ...

Page 34: ... 33 474 55 01 55 Fax 33 474 55 47 99 message msa gallet fr Poland MSA Safety Poland ul Wschodnia 5A 05 090 Raszyn k Warszawy Phone 48 22 711 50 33 Fax 48 22 711 50 19 mee msa europe com Czech Republic MSA Safety Czech Pikartská 1337 7 716 07 Ostrava Radvanice Phone 420 59 6 232222 Fax 420 59 6 232675 info msa auer cz Hungary MSA Safety Hungaria Francia út 10 1143 Budapest Phone 36 1 251 34 88 Fax ...

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