Dräger X-am 3500 Technical Manual
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Dräger X-am 3500 Technical Manual

Dräger X-am 3500 Technical Manual

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Summary of Contents for Dräger X-am 3500

  • Page 1 Technical manual ® X-am 3500/8000 HFG 000* / HFG 001* X-am ® 3500/8000...
  • Page 2 %LEL Vol% 20.9 (8319364) 08:43 08:43 12:02 11:07 12:02 11:07 12:02 11:07 12:02 Warning Switching off... Battery low! Battery empty...

  • Page 4: Table Of Contents

    Abbreviations .................. Description....................Product overview ................Intended use ................... Limitations on use................Approvals..................Label ....................Sensor slots X-am 3500 ..............Sensor slots X-am 8000 ..............Further device options for X-am 8000 ..........Operation ....................Operating concept ................Symbol explanations............... 4.2.1 feature buttons..............
  • Page 5 Contents 4.7.3 Special state ..............4.7.4 Protection alarm ............... 4.7.5 Deleting (application) peaks ..........Calling the Quick Menu..............Opening information ............... 4.10 Pairing a gas detector with a smartphone ........4.11 Measurement.................. 4.11.1 Special features when measuring with the pump ..... 4.11.2 Carrying out measurements with a pump......
  • Page 6 Contents 6.11.3 Battery ................6.11.4 RFID transponder ............. 6.11.5 Front housing cradle with diaphragms......6.11.6 Vibration motor ..............6.11.7 Sensor sealing plate ............6.11.8 Sensor holders ..............6.11.9 Pump block............... 6.11.10 Horn / resonator..............6.12 Labelling field/label for strap ............6.13 Mounting the clip................

  • Page 7: Safety-Related Information

    Safety-related information Safety-related information Information on safety notes and warnings Safety notes and warnings warn of dangers and provide instructions for the safe use of the product. Failure to observe these safety notes and warnings may result in personal injury or damage to property. 1.1.1 Safety notes This document contains sections with safety notes which warn of dangers.
  • Page 8 Safety-related information Oxygen enriched atmospheres Explosion protection is not ensured in oxygen enriched atmospheres (>21 Vol% ► Remove the device from the explosion-hazard area. Oxygen deficient atmospheres The CatEx sensor may display false readings and incorrect measured values when used for measurements in an oxygen deficient atmosphere (<12 Vol% O ).

  • Page 9: Conventions In This Document

    Conventions in this document Conventions in this document Meaning of the warning notes The following warning notes are used in this document to notify users of possible dangers. The meanings of the warning notes are defined as follows: Alert icon Signal word Consequences in case of nonob- servance...

  • Page 10: Abbreviations

    Conventions in this document Term Description Capture range The capture range refers to a measured value range within which minor variations in measured values (such as signal noise, variations in concentration) do not cause variations in the display. Measured values outside the capture range will be displayed with the actual measured value.
  • Page 11 Conventions in this document Abbreviation Explanation STEV Short time exposure value, average value of exposure over a short period of time (generally 15 minutes). Time weighted average, average shift values are generally lim- ited to eight hours exposure per day per workplace for 5 days a week during a work lifetime.

  • Page 12: Description

    Description Description Product overview The graphics are displayed on the fold-out page. Graphic A Display Charge LED green/red Locking screw for an additional Labelling field (X-am 8000 only) charging module Power supply unit Induction charger Graphic B Gas inlets Horn Thread port for pumps and calibra- Pump outlet and inlet tion adapter...

  • Page 13: Intended Use

    The X-am 3500 allows up to 4 gases to be measured in line with the installed DrägerSensors (XXS O...

  • Page 14: Label

    Further labels, conductive labels or labels with conductive material or parts can have a negative effect on inductive charging. The name plate on the gas detector and the alarm elements must not be concealed. Sensor slots X-am 3500 Term Configuration Sensor slot...
  • Page 15 Description – Pump – RFID transponder ® – Bluetooth module – Carrying clip ® Technical manual X-am 3500/8000...

  • Page 16: Operation

    Operation Operation Operating concept Navigation is done with the 3 multifeature buttons and the dynamic navigation bar (see Graphic E on the fold-out page). The navigation bar changes dynamically depending on the available interactions. Symbol explanations 4.2.1 feature buttons Symbol Explanation Confirm action/dialog / return to menu Confirm all...

  • Page 17: Device Status

    Operation 4.2.4 Device status Symbol Explanation Overview of the bump test intervals activated (additional infor- mation for the D-Light feature). There are no gas alarms or errors. Monitoring of the calibration intervals activated, D-Light function deactivated (additional information for the D-Light function). There are no gas alarms or errors.

  • Page 18: Display Of Offset Channels

    Operation Symbol Explanation Readings below the measurement range Channel error Blocking alarm ##### Value too high to be displayed 4.2.8 Display of offset channels Applies to X-am 8000 only. Display Description ch4+ Hydrogen offset activated with IR channel (in this example ch4) Hydrogen compensated CO sensor XXS CO-H comp being used...

  • Page 19: Switch The Gas Detector On Or Off

    Operation Switch the gas detector on or off 4.4.1 Initial start-up When the gas detector is switched on for the first time, a wizard starts. The wizard guides the user through the set-up of the gas detector: – Language selection, if applicable –...

  • Page 20: Switching Off The Gas Detector

    Operation – A warning notice is displayed  The gas detector is ready to measure when the measured values no longer flash and the yellow LED is no longer illuminated. The warning notice may continue to be displayed if warnings are pending. For further information see: "Opening information", page 26.

  • Page 21: Preparations For Operation

    Operation Default setting: Feature User level Bump test Fresh air calibration Confined space measurement Sensor selection Leak search Benzene/pre-tube measurement Settings menu Maintenance menu Change gas (only PID, CatEx, and IR sensor) 1) X-am 8000 only 2) Maintenance and settings menu in user level 0 are not part of the technical suitability test. To log in a user: 1.

  • Page 22: During Operation

    Operation WARNING Malfunction of pacemakers or defibrillators Magnets can have a negative impact preventing pacemakers and implanted defibrillators from working properly. ► Do not have calibration and pump adapters anywhere near pacemakers or implanted defibrillators (e.g. by attaching them to the shoulder strap). ►...

  • Page 23: Monitoring Measuring Mode

    Operation As an option, the Dräger CC-Vision PC software can be used for adjustment so that any impact detected leads to a channel error for all sensors. These channel errors are deleted after calibration. If the sensor should be irreparably damaged, then this could result in a calibration error.

  • Page 24: Alarms

    Operation 4.7.1.1 Displaying the measuring channel To display an individual measuring channel: 1. Select in measuring mode. 2. Use ▲ or ▼ to view the individual measuring channels. 3. Select to navigate to the measuring channel overview. 4.7.1.2 Opening the event report If the gas detector is switched off and then on again, the event report is deleted.

  • Page 25: Special State

    Operation 4.7.3 Special state The life signal is disabled during a special state. Special states are displayed by the following visual signals: – Yellow LED flashing – ‘warm-up 1’ special state – Yellow LED continuously illuminated – general special state No alarms are issued during a special state.

  • Page 26: Calling The Quick Menu

    Operation Calling the Quick Menu The Dräger CC-Vision software can be used to save up to 6 preferred features. The following features are default settings: – Device information – Night mode – Display shift peaks – App.peak value – Delete app. peaks –...

  • Page 27: Pairing A Gas Detector With A Smartphone

    Operation Option Description Intervals The following intervals are available: – Select the bump test interval (Bump test interval) (if configured) to dis- play the days remaining until the next bump test for all channels. For details, select and confirm the respective channel.

  • Page 28: Measurement

    Operation ® The Bluetooth function may only be used in countries for which an approval exists and is not part of the certified measuring function. Contact Dräger if there are any questions about availability. ® The Bluetooth function has not been tested for operation in the charging cradle. Contamination of the gas detector or shielding elements (e.g.

  • Page 29: Carrying Out Measurements With A Pump

    Operation When using long hoses (from 10 m): – Make sure the weight of the hose is supported. – Make sure there are no kinks in the suction hose. – The max. length of hose is 45 m (with an internal diameter of 3 to 5 mm). –...
  • Page 30 Operation 1. Connect the hose (3 mm internal diameter) with the dust and water filter to the inlet spout (see figure M on page 3) of the pump adapter. 2. If necessary, connect a second hose (max. length: 2 m) to the outlet of the pump adapter (e.g.

  • Page 31: Measurements With Wizards

    Operation The temperature at the measurement location may deviate from the temperature in the gas detector, which may influence the measured value display. The correct functioning of the temperature correction can only be guaranteed on the gas detector. To stop measuring with the pump: 1.

  • Page 32: Carrying Out Sensor Selection With The Wizard

    Operation 4. Confirm the successful leak test.  The start dialog for the measurement is displayed. 5. Place the probe or the hose on the sampling location. 6. Confirm the dialog to start the measurement. The hose is flushed, and the remaining flushing time (flooding time) is displayed. If, during the flushing time, an alarm threshold or the permissible temperature range is exceeded, the countdown is stopped and the alarm or message is displayed.

  • Page 33: Carrying Out Leak Searches With The Wizard

    Operation Dräger recommends hiding the O channel and all other electrochemical sensors if the DrägerSensor CatEx H 100 is to be used to measure a concentration of hydrogen exceeding 100 %LEL. When exiting the wizard or displaying the sensors again, checking the zero-point and the sensitivity is recommended if an impact on the sensors cannot be ruled out.

  • Page 34: Carrying Out A Benzene/Pre-Tube Measurement With The Wizard

    Operation 3. Confirm the successful leak test to start the measurement. The device emits tones in the “Individual measuring channel” display which increase in frequency as the gas concentration increases. If the pre-alarm threshold is reached, the gas alarm appears. To end the leak search: 1.
  • Page 35 Operation 1. Mount the pump adapter to the gas detector. Make sure that both guide pins are in the correct grooves. 2. Connect the dust and water filter (3) to the short hose piece (4) on the pump adapter (5). 3.

  • Page 36: Carrying Out The Measurement

    Operation 6. If necessary, connect a second hose (max. length: 2 m) to the outlet of the pump adapter (e.g. pump adapter "Nona", order no. 3720225) to direct the measured gas to an exhaust or outside. Use an adapter piece for varying hose diameters if necessary (minimum internal diameter: 3 mm).

  • Page 37: Configuring The Device Settings

    Operation 2. Remove the pre-tube.  A dialog for a further benzene/pre-tube measurement appears. 3. Select to end the benzene/pre-tube measurement. 4. Remove the pump adapter with the pre-tube if necessary. 4.17 Configuring the device settings Additional settings can be changed using the Dräger CC-Vision PC software. To open the device settings: 1.

  • Page 38: Activating Or Deactivating Bluetooth ® (X-Am 8000 Only)

    Operation 3. Activate or deactivate the capture range. 4. To adopt the new setting, turn the gas detector off and back on. Dräger recommends that you activate the capture ranges feature. ® 4.17.6 Activating or deactivating Bluetooth (X-am 8000 only) 1.

  • Page 39: Ir Ex Sensor: Activating Second Ex Measuring Channel

    Operation Requirements: – At least one DrägerSensor XXS H HC (68 12 025) is activated. H is set as the measurement gas. – An Ex channel on the DrägerSensor DUAL IR Ex/CO (68 11 960) or DrägerSensor IR Ex (68 12 180) is activated. –...
  • Page 40 Operation Requirements: – The gas detector is switched on. – The user is signed in with the corresponding user level. – In order to be able to use the full functionality, the test gas set for the calibration and the bump test must be the same (e.g. methane for CatEx). To change a measured gas: 1.

  • Page 41: Troubleshooting

    Troubleshooting Troubleshooting If the following remedial measures are unsuccessful, contact DrägerService. If a fault code is displayed in the event of an error, this must be passed on to Dräger service. With the assistance of this fault code it is possible for Dräger service personnel to obtain further information in addition to the plain text message.
  • Page 42 Troubleshooting Error Cause Remedy Oxygen deficiency Insufficient oxygen for the Operate the gas detector correct functionality of the in atmospheric conditions. CatEx sensor Value negative Measured value in nega- Carry out a fresh air cali- tive range bration / zero-point calibra- tion Sensor faulty or not con- Connect sensor or check...
  • Page 43 Troubleshooting Error Cause Remedy ADC range Error in the determination Switch the device off and of the measured value on again. Sign sensor in established again, update software, contact Dräger service channel error with acti- Switch the device off and Ex+H error vated addition.

  • Page 44: Warnings

    Troubleshooting Error Cause Remedy CO error CO channel error for Toxic Calibrate sensors, switch Twin feature the device off and on again, register sensor again, update software, contact Dräger service Sensor error Current through PID too Replace the sensor high Turn on device at higher The PID sensor must not Switch on gas detector at...

  • Page 45: Pump Error

    Troubleshooting Warnings Cause Remedy Pressure too high Pressure above the maxi- Lower the ambient pres- mum range sure Pressure too low Pressure below the mini- Increase the ambient pres- mum range sure Battery too hot Battery sub-system too hot Reduce the ambient tem- perature Battery too cold Battery sub-system too...

  • Page 46: Maintenance

    Maintenance Maintenance WARNING Risk of explosion! To reduce the risk of ignition of a flammable or explosive atmosphere, observe the following: ► Do not open the gas detector in explosion-hazard areas. WARNING Risk of explosion! If gases that exceed the lower explosive limit are to be used, a risk assessment must be completed beforehand.

  • Page 47: Toxictwins

    Maintenance ToxicTwins When the ToxicTwins feature is activated, the measuring channels of the XXS CO sensor and the XXS HCN sensor are offset against each other in such a manner that the device issues an alarm before the respective A1 alarm threshold is reached if both gases are detected at the same time.

  • Page 48: Carrying Out Bump Tests

    Maintenance Carrying out bump tests The bump test can be performed as follows: – Bump test with the wizard (quick bump test) – Bump test with X-dock (quick or extended bump test) Dräger recommends using the extended bump test for cross calibrations (see the Dräger X-dock instructions for use).
  • Page 49 Maintenance To carry out a bump test with the calibration adapter: 1. Mount the calibration adapter to the gas detector. Make sure that both guide pins are in the correct grooves. Avoid putting the pump adapter at the wrong angle. Alternatively the pump adapter can be used with an on-demand valve.

  • Page 50: Checking Response Time (T90)

    Maintenance 8. Close the valves on the test gas cylinder. ● Select and then confirm the dialog to discard the result. ● Select to confirm the result. 9. Remove the calibration adapter. 10.After completing the measurement, make sure that the seal on the calibration adapter is clean and that there are no chips of metal on the seal.

  • Page 51: Fresh Air Calibration

    Maintenance Observe the following notices for the calibration: ● For the fresh air calibration of Dräger IR sensors for explosive hydrocarbon, it is assumed that the change in the zero-point leads to a change of less than or equal to ±5 %LEL of the measured value at 50 %LEL. If the deviation is greater than ±5 %LEL, the span calibration is invalid.

  • Page 52: Carrying Out A Single-Gas Calibration

    Maintenance If the fresh air calibration was released for user level 0 by the Dräger CC-Vision PC software: ● Select > Maintenance > Fresh air cal.. If the fresh air calibration was not released for user level 0 by the Dräger CC- Vision PC software: >...
  • Page 53 Maintenance Use a standard test gas. Allowed test gas concentration: DUAL IR CO (ES) 0.05 to 5 Vol% IR CO (ES) DUAL IR Ex (ES) IR Ex (ES) CatEx125 PR The permitted test gas concentrations CatEx125 PR Gas are shown by the gas detector during the single-gas calibration of the sensitiv- CatEx H ity.

  • Page 54: Carrying Out A Multi-Gas Calibration

    Maintenance 12.If necessary, press to overrule the stability control. In this case, a calibration happens immediately.  The new measured value is displayed for control purposes. The result is displayed as follows: single-gas calibration successful. single-gas calibration failed. 13.The single-gas calibration is complete when measuring channel successfully passed or failed the single-gas calibration.
  • Page 55 Maintenance 2. Mount the calibration adapter to the gas detector. Make sure that both guide pins are in the correct grooves. 3. Connect the test gas cylinder to the calibration adapter. 4. If needed, connect a second hose (max. length: 2 m) to the second outlet on the calibration adapter to direct the test gas to an exhaust or outside.

  • Page 56: Carrying Out A Cross Calibration

    Maintenance If there was an error during the multi-gas calibration: – Repeat the multi-gas calibration or carry out a single-gas calibration. – Inspect the sealing contours and surfaces on the calibration adapter as well as the front cradle of the housing to make sure they are free of damage. –...
  • Page 57 Maintenance 1. Place the gas detector or only the lower part of the casing with the battery in the charging cradle.  The gas detector switches off automatically (default setting). The green LED on the power pack flashes. The typical charging time after a work shift of 8 – 10 h is approx. 4 h. The typical charging time for an empty battery is approx.

  • Page 58: Exchanging, Adding Or Removing A Sensor

    It is not possible to change the predefined sensor configuration for the X-am 3500. X-am 8000 Basic (order no. 83 25 865 and 83 25 875) and X-am 3500 Basic (order no. 83 28 420): These gas detectors are supplied with a sensor damper and sensor placeholder installed for CatEx and IR.
  • Page 59 Maintenance 5. Loosen 3 screws (Torx T8) on the options board. 6. Rotate the gas detector and carefully lift it out of the upper cradle. 7. Exchanging the EC sensors: a. Remove the sensor sealing plate from the EC sensors. ®...
  • Page 60 Maintenance b. Place the special tool on the trough. Using the accompanying special tool (1), carefully lift out the desired EC sensor (2). Do not bend the sensor pins. c. Only if necessary: Exchange the white sensor holder. d. Have the sensor type and code (marked on the new sensor) as well as the sensor position at hand for the new sensor inauguration.
  • Page 61 Maintenance b. Carefully remove the flexstrip from the options board and pull out the sensor (manually or with a removal tool (IR, PID) or with a dull instrument, e.g. Rounded side of a pair of tweezers (CatEx)). c. Have the sensor type and code (marked on the new sensor) as well as the sensor position at hand for the new sensor inauguration.

  • Page 62: Cleaning The Pid Lamp (X-Am 8000 Only)

    Maintenance 6.10 Cleaning the PID lamp (X-am 8000 only) III. During calibration of the PID, the gas detector recognises a dirty lamp and triggers a corresponding warning. If this warning is displayed, the lamp window must be cleaned. To clean the lamp window, silicon-free single-use gloves and the DrägerSensor PID cleaning set (order number 83 19 111) must be used.

  • Page 63: Exchange The Device Components

    Maintenance 7. Re-insert the UV lamp. The metal tabs (D) on the lamp must be aligned so that they touch the spring contacts in the sensor housing (VI). Gently press the UV lamp onto the lamp window in the opening. Be careful not to scratch or soil it. 8.
  • Page 64 Maintenance 2. Loosen 6 screws (Torx T8) on the rear housing cradle. 3. Carefully pry apart the front and rear housing cradles (e.g. with a coin). NOTICE Damage to the sealing contours! Tools with sharp edges may damage the sealing contours. ►...

  • Page 65: Blind Bracket / Strap Retainer / Labelling Field/Label For Strap

    Maintenance 6.11.2 Blind bracket / strap retainer / labelling field/label for strap 1. Remove both screws (1). 2. Pull out the bracket (2) and attach the new bracket or strap retainer. 3. Insert and tighten the screws (10 - 15 Ncm). 4.

  • Page 66: Rfid Transponder

    Maintenance 6.11.4 RFID transponder Requirements: – The gas detector is open. 1. Loosen 3 screws (Torx T8) on the options board. 2. Rotate the gas detector and carefully lift it out of the front housing cradle. 3. Remove the options board cover. 4.

  • Page 67: Sensor Sealing Plate

    Maintenance 2. Rotate the gas detector and carefully lift it out of the front housing cradle. 3. Remove the vibration motor (1) from the mount in the upper cradle. 4. Insert the new vibration motor in the upper cradle. Make sure that it is aligned correctly.

  • Page 68: Sensor Holders

    Maintenance 6.11.8 Sensor holders Requirements: – The gas detector is open. 1. Loosen 3 screws (Torx T8) on the options board. 2. Rotate the gas detector and carefully lift it out of the front housing cradle. 3. Remove the sensor sealing plate from the EC sensors. For further information, see the following chapter: "Sensor sealing plate", page 67.
  • Page 69 Maintenance 4. Remove the 3 clips from the options board cover and remove the options board. 5. Carefully remove the flexstrip with the differential pressure sensor (1) from the pump block. 6. Carefully remove the power connection plug (2) from the options board. 7.

  • Page 70: Horn / Resonator

    Maintenance 9. Pull pump out of pump block. 10.Insert the new pump into the existing pump block and mount the entire assembly. 11. Re-assemble the gas detector. Make sure that the connector cable of the pump is running in the correct direction. The connecting cables must be routed within the space between the pump and the pump block.

  • Page 71: Labelling Field/Label For Strap

    Maintenance 4. Remove the horn (1) from the options board. 5. Insert a new horn if necessary. 6. Exchange the resonator (2) if necessary. 6.12 Labelling field/label for strap The label indicates things such as the installed sensors and other customer-specific information on the gas detector.

  • Page 72: Mounting The Clip

    Maintenance 6.13 Mounting the clip 1. Lift the rivet out of the thread on the rear housing cradle with a pointy instrument. The rivet can be reused. 2. Place the clip on the rear housing cradle and tighten the screw. If the clip is removed, stick the rivet in the thread for protection.
  • Page 73 Maintenance If it is heavily soiled, wash the gas detector with cold water and use a sponge if necessary. Dry the gas detector with a cloth. NOTICE Damage to the gas detector! Harsh cleaning utensils (e.g. brushes), detergents and solvents can destroy the dust and water filters.

  • Page 74: Configuration

    Configuration Configuration Following a change in configuration (e.g. with the PC software CC-Vision) check the basic functions of the gas detector (e.g. alarm elements and leak test for optional pump). Standard gas configuration Different settings can be selected to meet customer requirements on delivery. The current setting can be checked and changed with the Dräger CC-Vision PC software.
  • Page 75 Configuration DrägerSensor Measuring Alarm A1 Alarm A2 range threshold - latch- threshold - - latching ackno acknow wledg ledge- eable able XXS H S CO [ppm] 0 ...200 H 10 H 0 ... 2,000 30 CO 60 CO XXS H S LC / CO LC 0 ...100 H 10 H...

  • Page 76: Configuring The Gas Detector

    Configuration Configuring the gas detector When the capture range is deactivated, the data memory fills up with log files significantly faster, making is necessary to read it out more frequently. When a configuration is transmitted to the gas detector with the CC-Vision PC software, existing TWA and STEL evaluations are reset.

  • Page 77: Device Settings

    Device settings Device settings Only trained and qualified personnel may change the device settings. Factory settings Different settings can be selected to meet customer requirements on order. The setting can be checked and changed with the Dräger CC-Vision PC software. The changed parameter settings must be checked at the gas detector once transmitted in order to ensure they were transmitted correctly.

  • Page 78: Device And Sensor Settings

    Device settings Function Setting ToxicTwins (HCN) No measured values in the Vol% range Device and sensor settings Name: Area / setting Device settings: Password(s) Numerical range (4-digit) Acoustic life signal Yes / No Switch-off mode “Switch off allowed” or “Switch off forbidden” or “Switch off forbidden in A2”...

  • Page 79: Alarm Settings (Factory Setting)

    Device settings Alarm settings (factory setting) Definition: Pre-acknowledgement: If, during the alarm condition, the acknowledgement is actuated (by pressing the OK button), the audible alarm and the vibration are switched off. The alarm is only fully reset (LED and display) once the alarm condition no longer exists.

  • Page 80: Transport

    Transport Transport The gas detector contains lithium-ion batteries. During transport, in particular air transport of the gas detector, adhere to the relevant safety regulations and markings for lithium batteries. ® Technical manual X-am 3500/8000...

  • Page 81: Storage

    Storage Storage Dräger recommends storing the gas detector in the charging cradle. The sensors are supplied with power even when the gas detector is switched off to ensure a faster warm-up time when switching on. When storing the gas detector outside of the charging cradle, power supply to the sensors is cut off automatically after 21 days.

  • Page 82: Disposal

    Disposal Disposal This product must not be disposed of as household waste. This is indicated by the adjacent symbol. You can return this product to Dräger free of charge. For information please contact the national marketing organizations or Dräger. Batteries must not be disposed of as household waste. They are therefore marked with the adjacent symbol.

  • Page 83: Technical Data

    (order no. 83 25 858) 1) Tested without the pump or calibration adapter. Operating time in normal conditions (diffusion mode) X-am 3500/8000: With CatEx and 3 EC sensors typically 24 h With 3 EC sensors typically 120 h...
  • Page 84 Technical data With CatEx, PID and 3 EC sensors typically 17 h With CatEx, IR and 3 EC sensors typically 14 h With IR, PID and 3 EC sensors typically 16 h With PID typically 42 h 1) The nominal operating time of the gas detector at an ambient temperature of 20 to 25 °C, 1013 mbar, alarms less than 1 % of the time, power-save mode display activated.
  • Page 85 Technical data ® Technical manual X-am 3500/8000...
  • Page 86 Manufacturer Dräger Safety AG & Co. KGaA Revalstraße 1 D-23560 Lübeck Germany +49 451 8 82-0 9033665 – 4836.300 en © Dräger Safety AG & Co. KGaA Edition: 9 – 2024-02 (Edition: 1 – 2017-06) Subject to alterations ...

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X-am 8000

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