MSA SIRIUS Instruction Manual
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MSA SIRIUS Instruction Manual

Multigas detector
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SIRIUS®
[ MultiGas Detector ]
Instruction Manual
Manufactured by:
MSA INSTRUMENT DIVISION
[Europe] Rev.03 / 11 2010 10092677 Y-HLS / GB
P.O.Box 427, Pittsburgh, Pennsylvania 15230
1

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Summary of Contents for MSA SIRIUS

  • Page 1 SIRIUS® [ MultiGas Detector ] Instruction Manual Manufactured by: MSA INSTRUMENT DIVISION [Europe] Rev.03 / 11 2010 10092677 Y-HLS / GB P.O.Box 427, Pittsburgh, Pennsylvania 15230...
  • Page 2 Liability Information The liability of MSA is excluded if the product is not used appropriately and for the intended purpose. Choice and use are in the sole responsibility of the acting persons.

  • Page 3: Table Of Contents

    2. Quick Start........................10 2.1 Turning ON the SIRIUS Multigas Detector............11 2.2 Moving through the SIRIUS Multigas Detector Pages.......... 12 2.3 Turning Off the SIRIUS Multigas Detector............. 12 3. Using the SIRIUS Multigas Detector................13 3.1 Power Systems.
  • Page 4 Table of Content 5. Setting up the SIRIUS Multigas Detector..............28 5.1 Changing Instrument Settings................28 5.2 Accessing the Instrument Setup Mode..............28 5.3 Instrument Alarm Bypass Options................. 30 6. Calibration........................33 6.1 Calibrating the SIRIUS Multigas Detector.............. 33 6.2 Calibration Flow Chart.

  • Page 5: Instrument Safety And Certifications

    Instrument Safety and Certifications 1. Instrument Safety and Certifications The SIRIUS Multigas Detector is for use by trained and qualified personnel. It is designed to be used when performing a hazard assessment to: • Assess potential worker exposure to combustible and toxic gases and vapours •...

  • Page 6: Safety Limitations And Precautions

    In such cases, the instrument LockAlarm feature activates. Move away from contaminated area immediately. Do not use the SIRIUS Multigas Detector to test for combustible or toxic gases in the following atmospheres as this may result in erroneous readings: •...

  • Page 7: Date Of Instrument Manufacture

    Do not alter this instrument or make any repairs beyond those specified in this manual. Only MSA-authorized personnel may repair this unit; otherwise, damage may result. 1.2 Date of Instrument Manufacture The date of manufacture of your SIRIUS Multigas Detector is coded into the instrument serial number. •...

  • Page 8: Marking, Certificates And Approvals According To The Directive 94/9/Ec (Atex)

    EN 50 014: 1997, EN 50 018: 2000, EN 50 020: 2002 The revised standards are compared to the standards used for the certification and there are no changes in the "state of the art" applied to the Sirius. Performance:...
  • Page 9 Mine Safety Appliances Company 1000 Cranberry Woods Drive Cranberry Township, PA 16066 USA The manufacturer or the European Authorized Representative MSA AUER GmbH, Thiemannstraße 1, D-12059 Berlin declares that the product: SIRIUS based on the EC-Type Examination Certificate: BVS 05 ATEX E 025X FTZU 05 ATEX 0003X complies with the ATEX directive 94/9/EC, Annex III.

  • Page 10: Quick Start

    Quick Start 2. Quick Start It is your responsibility to know how to use the SIRIUS Multigas Detector. When used properly the SIRIUS Multigas Detector will alert you to presence of VOC, combustible gases and vapours, atmospheres that are rich or deficient in oxygen. It will also alert you to presence of carbon monoxide and hydrogen sulphide, if it is equipped with sensors for those gases.

  • Page 11: Turning On The Sirius Multigas Detector

    PPM CO READING DIVIDERS Figure 2: Understanding the Display 2.1 Turning ON the SIRIUS Multigas Detector Install the alkaline battery pack Lithium-Ion battery pack or if already intalled press the ON-OFF/ACCEPT button. The instrument then performs a Self-test and displays: •...

  • Page 12: Moving Through The Sirius Multigas Detector

    Quick Start 2.2 Moving through the SIRIUS Multigas Detector Pages POWER MEASURE Ó PAGE RESET WAIT CLEAR PEAK PEAK 30 SEC. PAGE RESET WAIT CLEAR 30 SEC. PAGE RESET WAIT CLEAR STEL STEL 30 SEC. PAGE RESET WAIT CLEAR 30 SEC.

  • Page 13: Using The Sirius Multigas Detector

    Using the SIRIUS Multigas Detector 3. Using the SIRIUS Multigas Detector 3.1 Power Systems The SIRIUS Multigas Detector is supplied with a rechargeable Lithium-Ion battery pack or a replaceable cell, alkaline batterypack. NOTE: For both types of battery packs, always remove the batterypack from the instrument if the instrument is not to be used for 30 days.

  • Page 14: Battery Charging (Lithium-Ion Battery Pack Only)

    Use of any charger, other than the SIRIUS Charger supplied with the instrument, may damage or improperly charge the batteries. Charge Accumulator in non-hazardous areas only! • The SIRIUS Multigas Detector must be turned OFF, or the battery pack may be removed from the instrument, prior to charging.

  • Page 15: To Charge The Instrument

    Charger may be left on the instrument when charge is complete. 3.4 Last Cal Date The SIRIUS Multigas Detector is equipped with a “last successful calibration date” feature. The date shown is the last date at that all installed sensors were successfully calibrated.

  • Page 16: Fresh Air Set Up Option (For Automatic Zero Adjustment)

    The Fresh Air Setup (FAS) has limits. If a hazardous level of gas is present, the SIRIUS Multigas Detector ignores the FAS command and goes into alarm. Persons responsible for the use of the SIRIUS Multigas Detector must determine whether or not the Fresh Air Setup option should be used. The user’s abilities, training and normal work practices must be considered when making this decision.

  • Page 17: Battery Shutdown

    After approximately one minute, the unit automatically turns OFF. 3.8 PID Alarms The SIRIUS Multigas Detector will enter the Ion Error, PID Error or the PID Comm Error if the instrument detects that the PID is not functioning properly. These errors are continually monitored.

  • Page 18: Pid Bulb - Cal Now

    2. Turn OFF the instrument if it is ON. 3. Report to the person responsible for maintenance. 3.9 Verifying Pump Operation 1. Turn ON the SIRIUS Multigas Detector. • The pump motor starts fast and then slows down as the instrument adjusts the power to run the pump.

  • Page 19: To Clear Pump Alarm

    Using the SIRIUS Multigas Detector NOTICE Perform a blocked flow test before each day’s use. Do not use the pump, sample line, or probe unless the pump alarm activates when the flow is blocked. Lack of an alarm is an indication that a sample may not be drawn to the sensors, which could cause inaccurate readings.

  • Page 20: Safe Led

    Using the SIRIUS Multigas Detector 3.11.1 Safe LED The SIRIUS Multigas Detector is equipped with an optional green “SAFE” LED which flashes every 15 seconds under the following conditions • The green SAFE LED is enabled • Instrument is on the normal Measure Gases page •...

  • Page 21: Measuring Gas Concentrations

    Measuring Gas Concentrations 4. Measuring Gas Concentrations 4.1 Combustible Gases (% LEL) (Figure 8) The SIRIUS Multigas Detector can be equipped to detect combustible gases in the atmosphere. Alarms sound when concentrations reach: • Alarm Setpoint or • 100% LEL (Lower Explosive Limit), 4.4% CH...

  • Page 22: Oxygen Measurements (% O )

    Measuring Gas Concentrations 4.1.1 Oxygen Measurements (% O ) (Figure 9) The SIRIUS Multigas Detector can be equipped to detect the amount of oxygen in the atmosphere. Alarms can be set to trigger on two different conditions: • Deficiency/too little oxygen (setpoints less than 20.8) •...

  • Page 23: Viewing Optional Displays

    If using the instrument as an inspection device, do not enter the area without proper protection. 4.2 Viewing Optional Displays See 2.2 Moving through the SIRIUS Multigas Detector Pages which shows the flow diagram for optional displays. Press the PAGE/ button to move to the various screens.

  • Page 24: Minimum Readings (Min)

    Measuring Gas Concentrations 4.2.2 Minimum Readings (MIN) (Figure 11) This page shows the lowest level of oxygen recorded by the SIRIUS Multigas Detector since: • Turn-ON or • MIN reading was reset. • MIN appears in the upper portion of the display.

  • Page 25: Time Weighted Average (Twa)

    The TWA flag will appear in the upper portion of the display to show the average exposure since the instrument was turned ON or the TWA reading was reset. When the amount of gas detected by the SIRIUS Multigas Detector is greater than the eight-hour TWA limit: •...

  • Page 26: Pid Setup

    At any time, user can select the option display by pressing the ON-OFF/ACCEPT button. • The first five Response Factors in the list are called favourites (these can be set using our MSA LINK program). • The user has the option to turn OFF the PID (VOC detection), if desired. •...

  • Page 27: Changing Pid Bulb Selection

    Measuring Gas Concentrations 4.3.4 Changing PID Bulb Selection Several PID bulb options are available for this instrument. The two bulb options currently available (with their associated colour codes) are: • 10.6 eV (GREEN) • 9.8 eV (RED). Changing to a different type bulb involves two steps: •...

  • Page 28: Setting Up The Sirius Multigas Detector

    • If the SIRIUS Multigas Detector was ordered with the optional datalogging, the MSA LINK software can be used to set most of the instrument selections, including some that cannot be changed from the instrument’s front panel buttons. 5.2 Accessing the Instrument Setup Mode •...
  • Page 29 Setting up the SIRIUS Multigas Detector Figure 16 shows how to enter the Set-up mode. SIRIUS FLOW DIAGRAM TO ENTER SETUP MODE To start setup mode the instrument must be turned off Figure 16: Entering the setup mode...

  • Page 30: Instrument Alarm Bypass Options

    Setting up the SIRIUS Multigas Detector 5.3 Instrument Alarm Bypass Options The SIRIUS Multigas Detector (with software version 1.1 or higher) is equipped with a feature to disable or silence the visual, backlight, and audible options. If any of these options are disabled during instrument start up, the SIRIUS Detector displays: •...
  • Page 31 Setting up the SIRIUS Multigas Detector 6. O Setup • Sensor ON/OFF (turns the sensor ON or OFF) • Low Alarm • High Alarm 7. CO Setup • Sensor ON/OFF (turns the sensor ON or OFF) • Low Alarm (sets the low CO alarm) •...
  • Page 32 Setting up the SIRIUS Multigas Detector Press the ON/OFF button to acknowledge the warning and to continue. • Display reading will flash between the reading and “ppb” for readings less than 9900 ppb (9.9 ppm). • Select OFF for PPM •...

  • Page 33: Calibration

    6. Calibration 6.1 Calibrating the SIRIUS Multigas Detector Each SIRIUS Multigas Detector is equipped with an Autocalibration feature to make unit calibration as easy as possible. The Autocalibration sequence resets instrument zeroes and adjusts sensor calibration for known concentrations of calibration gases.

  • Page 34: Calibration Flow Chart

    Calibration 6.2 Calibration Flow Chart MEASUREÓ PRESS RESET BUTTON FOR 3 SECONDS RESET CAL ZERO? 30 SECONDS FLASHES NO BUTTON ON/OFF PERFORM ZERO CAL ZERO COMB,CO,H S RESET 30 SECONDS CAL SPAN? NO BUTTON FLASHES ON/OFF PERFORM CAL SPAN RESET 30 SECONDS CAL SPAN? NO BUTTON...
  • Page 35 Calibration 1. Turn ON the instrument and verify that battery has sufficient life. 2. Wait until the Measure Gases page appears. 3. Push and hold the RESET/ button until CAL ZERO? flashes on the display (Figure 18). Figure 18: Zero Flag 4.

  • Page 36: Autocalibration Failure

    6.3 Autocalibration Failure If the SIRIUS Multigas Detector cannot calibrate one or more sensor(s), the instrument goes into the Autocalibration Failure Page and remains in alarm until the RESET/ button is pushed. Sensors that could not be calibrated are indicated by dashed lines on the concentration display.

  • Page 37: Warranty, Maintenance, And Troubleshooting

    Repair or alteration of the SIRIUS Multigas Detector, beyond the procedures described in this manual or by anyone other than a person authorized by MSA, could cause the in this manual or by anyone other than a person authorized by MSA, could cause the instrument to fail to perform properly.

  • Page 38: Removing And Cleaning The Pid Bulb

    7.3 Removing and Cleaning the PID Bulb WARNING! Do not attempt to clean the PID bulb in a hazardous area. The SIRIUS Multigas Detector must be turned OFF before cleaning or replacing the bulb and ion chamber. Using a bulb that is contaminated with dust, dirt or oily residue can impair the perfor- mance of the instrument.
  • Page 39 Warranty, Maintenance, and Troubleshooting 5. Remove the rubber bulb holder from the end of the bulb and set the bulb holder on a clean surface. 6. Open the Bulb Cleaning Kit, consisting of cleaning implements and laboratory-grade methanol. 7. Moisten a clean cotton swab with methanol. 8.

  • Page 40: Replacing The Ion Chamber

    Warranty, Maintenance, and Troubleshooting 16. Never touch the lens surface with your fingers. If contact occurs, repeat steps 6 through 13. 17. Gently insert the clean bulb, window first into the bulb sleeve of the instrument. Do not apply excessive pressure when seating the bulb. Too much pressure may damage the detector and/or the bulb.
  • Page 41 Warranty, Maintenance, and Troubleshooting 1. Turn OFF the instrument and, while in a non-hazardous and non combustible area, remove the battery pack. 2. Unscrew the captive screw from the clear filter housing on the back of the instrument and remove the filter housing. 3.
  • Page 42 Warranty, Maintenance, and Troubleshooting 5. Remove the new ion chamber from its package. 6. Snap the ion chamber into the cell holder, with the four small, round holes facing up as shown in Figure 22. ION CHAMBER Figure 22: Ion Chamber Installation 7.

  • Page 43: Replacing The Filters

    Warranty, Maintenance, and Troubleshooting 7.5 Replacing the Filters NOTE: When replacing external dust and water filters, prevent any dust or dirt around the filter housing from entering the PID sensor. Dust or dirt entering the PID sensor may impede or degrade PID sensor performance, especially in humid environments. Also, dust or dirt that gets pulled into the pump unit may impede pump operation.
  • Page 44 Warranty, Maintenance, and Troubleshooting 6. Replace the O-ring, being sure to press gently down on top of the water filter. NOTE: When replacing the water filter, carefully handle the new filter by the edges only, as it is easily torn. Install the filters in the correct order. •...

  • Page 45: Storage

    Warranty, Maintenance, and Troubleshooting 7.6 Storage When not in use, store your SIRIUS Multigas Detector in a safe, dry place between 0 and 40 °C (32 and 104 °F). WARNING! After storage, always recheck instrument calibration before use. During storage, sensors may drift or become inoperative.
  • Page 46 Check for leaks/blocks, replace dust and water filters. See 7.5 Replacing Filters Sensor missing Check installation of sensor/replace sensor. See 7.9 Sensor Replacement In all of the above cases and for any other problems, The SIRIUS Multigas Detector may be returned to MSA for repairs.

  • Page 47: Sensor Replacement

    Warranty, Maintenance, and Troubleshooting 7.9 Sensor Replacement 1. Verify the instrument is turned OFF. 2. Remove the battery pack. 3. Remove the four case mounting screws from the back of the case. 4. Remove the back case. 5. Gently lift out and properly discard the sensor to be replaced. •...

  • Page 48: Replacement Of The Electronics Boards, The Display Assembly, The Horn Assembly, And The Pump

    Warranty, Maintenance, and Troubleshooting 8. Re-install the back case. 9. Tighten the four captive case screws. 10. Re-install the battery pack. 11. Turn ON the instrument and allow the new sensor(s) to equilibrate with the environ- ment temperature for approximately five minutes. 12.

  • Page 49: Performance Specifications

    Performance Specifications 8. Performance Specifications Table 5. Instrument Specifications NORMAL 0 to 40 °C TEMPERATURE RANGE EXTENDED* -20 to 0 °C, 40 to 50 °C IP54 INGRESS PROTECTION RATING (IP) MEASUREMENT METHOD COMBUSTIBLE GAS Catalytic Sensor OXYGEN Electrochemical Sensor TOXIC GASES Electrochemical Sensors Photoionization Detector * NOTE:...
  • Page 50 Performance Specifications Table 8. COMBUSTIBLE GAS – Cross Reference Factors for SIRIUS General- Purpose Calibration using Calibration Cylinder (P/N 10053022) Calibration Pentan Propan Methan Propan Methan set to multiply %LEL reading by Acetone Acetylene Acrylonitrile* Benzene Butane 1.3- Butadiene n-Butanol...
  • Page 51 %LEL. These conversion factors should be used only if the combustible gas is known. These conversion factors are typical for a SIRIUS Multigas Detector. Individual units may vary by ±25% from these values.
  • Page 52 (normal temperature range*) * See Table 5. Instrument specification, NOTE ** See Table 14. PID Typical Performance Specifications, NOTE Table 11. CARBON MONOXIDE – Cross Reference Factors for SIRIUS Calibration Using Calibration Cylinder (P/N 10053022) NOTE: Data is presented as the indicated output in ppm, which would result from the application of 100 ppm of the test gas.
  • Page 53 Performance Specifications The carbon monoxide channel in the SIRIUS instrument is equipped with internal and external filters. The purpose of these filters is to protect the CO sensor from acid gases S, SO , etc.) and from the hydrocarbons that the instrument is intended to measure, including the calibration gas, isobutylene.
  • Page 54 Performance Specifications Table 13. HYDROGEN SULFIDE – Cross Reference Factors for SIRIUS Calibration Using Calibration Cylinder (P/N10053022) NOTE: Data is presented as the indicated output in ppm, which would result from the application of 100 ppm of the test gas.
  • Page 55 Performance Specifications Table 15. PID Response Factor Table Lamp Response SIRIUS Factors [eV] Chemical Displayed Analyte Name CAS no. Formula Name IP, eV 10.6 11.7 1,2,3-trimethylbenzene 526-73-8 123MEBNZ 8.42 0.53 0.58 1,2,4-trimethylbenzene 95-63-6 124MEBNZ 8.27 0.51 0.48 1,2-dibromoethane 106-93-4 12BRETHN 10.35...
  • Page 56 Performance Specifications Lamp Response SIRIUS Factors [eV] Chemical Displayed Analyte Name CAS no. Formula Name IP, eV 10.6 11.7 diethylamine 109-89-7 DIETAMNE 8.01 0.30 0.31 dimethoxymethane 109-87-5 DIMEOXME 10.00 1.63 dimethylacetamide 127-19-5 8.81 0.63 0.47 dimethylformamide 68-12-2 9.13 0.60 0.46...
  • Page 57 Performance Specifications Lamp Response SIRIUS Factors [eV] Chemical Displayed Analyte Name CAS no. Formula Name IP, eV 10.6 11.7 octane 111-65-9 OCTANE 9.80 11.7 1.61 o-xylene 95-47-6 OXYLENE 8.56 0.51 0.46 p-xylene 106-42-3 PXYLENE 8.44 0.41 0.50 phenol 108-95-2 PHENOL 8.49...
  • Page 58 Performance Specifications Use of SIRIUS PID for detection of extremely toxic gases: The system resolution limit of the SIRIUS PID in normal mode (with a new, clean lamp) is approximately 0.1 ppm isobutylene equivalent. Users must be aware of exposure limit guidelines, such as TLV, for the target analyte.
  • Page 59 Performance Specifications Table 16. Known Interference Data for listed VOCs CHEMICAL CONCENTRATION SENSOR CHANNEL ethylene oxide 2297 ppm 43 (5) arsine 186 ppm 176 (5) phosphine 303 ppm 172 (5) propylene 151.6 ppm 19 (5) ethylene 101 ppm 76 (5) methanol 994 ppm * Methanol can give a delayed, high response on the CO channel.

  • Page 60: Replacement And Accessory Parts

    Replacement and Accessory Parts 9. Replacement and Accessory Parts Table 17. Accessory Parts List PART PART NO. Calibration gas cylinder 58 l [4 gas mixture] 1.45 Vol% CH , 15 Vol% O , 60 ppm CO, 20 ppm H 10053022 Calibration gas cylinder [Isobutylene 100 ppm] D0715896 Zero gas 100% synth.
  • Page 61 Replacement and Accessory Parts Replacement Parts List Table 18. Replacement Parts List PART PART NO. Sensor COVER Label 710487 LEL Sensor 10047947 Sensor 10046946 CO Sensor 10049804 S Sensor 10046945 Inactive Sensor Plug 10046292 Chamber Replacement Kit 10050783 PID Bulb 10.6 eV (green) 10049692 Lamp Access Cap 10050841...
  • Page 62 MSA in Europe www.msa-europe.com & www.msa-gasdetection.com Northern Europe Southern Europe Eastern Europe Central Europe Netherlands France Poland Germany MSA Nederland MSA GALLET MSA Safety Poland MSA AUER Kernweg 20 Zone Industrielle Sud ul. Wschodnia 5A Thiemannstrasse 1 1627 LH Hoorn 01400 Châtillon sur...

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