sewerin EX-TEC PM 400 Operating Instructions Manual Download Page 121

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9 Appendix

│

113

9.13

Declaration of conformity

Hermann Sewerin GmbH hereby declares that the

EX-TEC

PM 580/550/500/400

system fulfils the requirements of the fol

lowing directives:

●

2011/65/EU

●

2014/30/EU

●

2014/34/EU

Gütersloh, 2019-12-02

Dr. S. Sewerin (General Manager)
The complete declaration of conformity can be found online.

9.14

Abbreviations

% vol.

Percentage of a gas in a gas mixture based on

the volume

Alarm (

AL1

AL2

AL3

)

Catalytic combustion sensor (catalytic sensor)

CENELEC European Committee for Electrotechnical

Standardization

Electrochemical sensor

EMR

End of measuring range

Infrared sensor

LEL

Lower Explosion Limit

LTEL

Long time exposure limit

NiMH

Nickel metal hydride

OEL

Occupational exposure limit

ppm

parts per million

Gas-sensitive semiconductors

STEL

Short time exposure limit

Thermal conductivity sensor

Summary of Contents for EX-TEC PM 400

Page 1: ...14 01 2020 a 107707 en EX TEC PM 580 550 500 400 Operating Instructions...

Page 2: ...Device Fig 1 Front view Fig 2 Rear view Signal light Display Menu key Up key Enter key Down key ON OFF key Buzzer Gas input Filter fastener Belt clip with D ring Battery compartment...

Page 3: ...ue 1 Bar graph with quasi logarithmic scale Measurement value gas unit Measurement value 2 Measurement value gas unit Application Remaining capacity disposable rechargeable battery Fig 4 Display in me...

Page 4: ...on of warnings in this document A DANGER Risk of personal injury Will result in serious injury or death A WARNING Risk of personal injury Can result in serious injury or death NOTICE Risk of damage to...

Page 5: ...Alarm signals 12 2 3 3 3 Operating signal 13 2 3 3 4 Signals in the event of faults 13 2 3 4 Display illumination 13 2 3 5 Gas input and filter 13 2 3 6 Belt clip and short probe 14 2 4 Additional pr...

Page 6: ...2 3 5 Change application 32 3 6 Set zero point 33 3 7 Change gas type 35 3 8 Changing the settings on the device 36 3 9 Concentration dependent signal structure 37 3 10 Leak test when using probes 38...

Page 7: ...6 4 7 7 Performing a bump test ECO device inspection 61 6 4 7 8 Save the device inspection 61 6 4 8 Measuring response time 62 6 5 Adjustment 62 6 5 1 Frequency 62 6 5 2 Features 62 6 5 3 Presentation...

Page 8: ...ases 94 9 3 1 Preset test gases 94 9 3 2 Setting ranges 96 9 4 Alarms 97 9 4 1 Features 97 9 4 2 Setting ranges 99 9 4 2 1 Alarms AL1 AL2 100 9 4 2 2 LEL end of measuring range 100 9 4 3 Alarm thresho...

Page 9: ...ribed with all device features Not all of the functions described may be available on the product you are using Please contact the SEWERIN sales department for further information Contradictory nation...

Page 10: ...or the following uses professional industrial commercial The product must only be used for the applications specified in section 1 2 The gases that can be measured with the product depend on the produ...

Page 11: ...product only as intended Do not make any changes or modifications to the product unless these have been expressly approved by Hermann Sewerin GmbH Only use accessories and consumables approved by Her...

Page 12: ...eplaced by SEWERIN Service when their ser vice life has expired SEWERIN recommends Perform a device inspection when the device has been exposed to gas concentrations above the end of measuring range S...

Page 13: ...are experienced users and therefore have sufficient knowledge of the use of gas concentration measuring devices Specialists are permitted to perform device inspections and adjustments They can evalua...

Page 14: ...ort PM 500 Ex TEC PM 400 for short PM 400 Each product variant has certain basic device features as stand ard In addition there are different device features for each prod uct variant The built in sen...

Page 15: ...C2 H2 o Hydrogen H2 o JFuel o as standard o optional not possible The gases that can actually be measured with a device depend on the device features with optional sensors and on the gas types for wh...

Page 16: ...rations warning of lack of oxygen excessive oxygen warning of explosive gas concentrations Measuring demonstrating gas purity absence of gas in gas pipes Structure measuring very small gas concentrati...

Page 17: ...9 H20 C2 H2 H2 JFuel EC CO o o o o O2 o o o o H2 S o o o as standard o optional not possible When charging the device shows which optional sensors are included Fig 46 Operating principles of the senso...

Page 18: ...s and catalytic combustion sensors These sensors are sensitive to external influences Oxygen deficient atmospheres can reduce the sensitivity of the sensor sensor suffocation Gaseous components of sil...

Page 19: ...JFuel o as standard o optional not possible The gas types can be set up when the device is purchased subsequently using GasCom software1 You can switch between all gas types for which a device is set...

Page 20: ...ger Immediately take all necessary measures for your own safety and the safety of others The concrete measures depend on the situation In the event of a pre alarm AL1 it may be sufficient to ventilate...

Page 21: ...e visual signal 2 3 4 Display illumination The display has a backlight When the device is switched on the display will automatically switch on when any key is pressed The period of illumination can be...

Page 22: ...arly Information on the fre quency and procedure for changing can be found in section 3 11 2 3 6 Belt clip and short probe The device comes with a belt clip and the PM 5 short probe The short probe is...

Page 23: ...tion the leak tightness of the gas path must be checked regularly section 3 10 2 5 Measuring mode and menu After the device has been started it is automatically in measur ing mode In measuring mode th...

Page 24: ...reshold Device inspection Warning ECO Device condition Pump Zero point Bump test Save Warning Device condition Pump Measuring Zero point Indication accuracy Structure Save Protocols Recordings Device...

Page 25: ...it The device is supplied set to the LEL unit The unit can be changed using the GasCom software Fig 8 Warning application measurement value of flammable gas here CH4 with different units Left image Un...

Page 26: ...splay This allows the user to check the following device functions Buzzer Is the audible signal working Signal light Is the visual signal working Display Can incorrect pixels be seen in the inverse di...

Page 27: ...uding their measuring ranges and the alarm thresholds are displayed Fig 11 The information is generally spread over several display views The device switches to measuring mode The sensors are warmed u...

Page 28: ...sCom software Fig 10 Display of the device inspections that are due and the inspection that is due Only displayed if the guided device inspection is activated and a device inspection or inspection is...

Page 29: ...ure when changing the disposable batteries rechargeable batteries Once the batteries have been changed the battery type and if necessary the date and time must be reset The settings are made before th...

Page 30: ...ds itself or what action is required The display offers the following orientation tools Information area Status bar Messages Information area The information area is at the left edge of the display Th...

Page 31: ...rmation about the current situation here Remaining capacity Device inspection due Recording Messages To a large extent the messages cover the information underneath them Messages contain texts explain...

Page 32: ...back a menu level Cancel Changing from measuring mode to measuring menu to a submenu level Acknowledge a selected menu item a message Use a value Trigger an action e g start recording stop recording S...

Page 33: ...where there is no toxic or low oxygen atmosphere Switch to the menu The device is in measuring mode Press the Menu key The device switches to the top menu level Switch to the measuring menu The device...

Page 34: ...Menu key The action or a process is cancelled The device switches back one menu level 2 Repeat the procedure as often as necessary 3 3 4 Scrolling If lists information etc are so large that they canno...

Page 35: ...the selection of values 1 Using the arrow keys select the desired value 2 Press the Enter key The value is applied 3 Repeat the selection for all fields Once the last value has been applied the device...

Page 36: ...performed or not performed 3 3 7 Lists view detailed information Protocols and information are stored in lists The relevant de tailed information can be displayed for each entry in a list The display...

Page 37: ...he entry can be a maximum of 20 characters long To write a comment characters from a sequence of preset char acters are selected Fig 21 Write comments using character selection horizontal string with...

Page 38: ...e to the left Symbol Actions Use the entire comment The comment will be saved together with the recording Cancel the character entry The device returns to the list of comments Insert a character in fr...

Page 39: ...de The recording is running Fig 23 Measuring mode here Warning application On the left status bar Recording symbol while record ing is running 3 4 2 Stop recording and save without a comment The devic...

Page 40: ...irm the prompt by pressing OK The list of comments will appear Fig 20 6 Write a comment Information about writing comments can be found in sec tion 3 3 8 7 Load the comment To do so select the Confirm...

Page 41: ...pecifications but at least daily before each work shift Requirement for changing the application The device is drawing in clean air The device is in measuring mode 1 Press the Menu key 2 Use the arrow...

Page 42: ...2 0 04 vol 0 04 vol O2 20 9 vol 20 9 vol CO 0 ppm 0 ppm H2 S 0 0 ppm 0 0 ppm Requirements for setting the zero point The device is switched on in clean air The device is drawing in clean air The senso...

Page 43: ...splayed in the 2nd line here CH4 Right image List of the available gas types Note If the Device inspection due symbol appears in the status bar after the gas type has been changed this must be perform...

Page 44: ...asuring mode As soon as you switch from measuring mode to the menu no alarms are triggered Adjust settings only in environments where there is no risk of explosion and where there is no toxic or low o...

Page 45: ...off Note The operating signal is not required during the concentration de pendent signal When the concentration dependent signal is triggered the device emits both a visual and an audible signal The...

Page 46: ...ust be unscrewed and the filter removed If the filter does not exhibit any visible contamination it can be reinserted after the test The original orientation must be maintained Floating probe The test...

Page 47: ...ematic representation from top to bottom Filter fastener with 2 O rings Dust filter O ring Hydrophobic filter The filter fastener has lugs of two different widths It is a close fit in the filter openi...

Page 48: ...f the filters more precisely the filter fas tener must be unscrewed Note Once a hydrophobic filter has been taken out it must not be re placed Recommended tools Coin for turning the filter fastener Tw...

Page 49: ...a new dust filter Press the filter gently into the filter fastener 4 Within filter opening Replace the hydrophobic filter a Remove the O ring above the filter taking care not to dam age it b Remove th...

Page 50: ...current settings of the device are read out automatically and saved in the software Settings made using software must be transferred to the de vice 4 2 Settings using the GasCom software Most settings...

Page 51: ...e of charge from www sewerin com 4 3 Settings on the device The following settings and actions can be performed on the de vice Adjustment Restore Date time PPM threshold only for the Structure applica...

Page 52: ...olds Application and gas type after switching on PIN code The settings to be restored cannot be reset individually All of the above settings will be reset together When the Restore menu item is select...

Page 53: ...devices can be compared with each other The date and time of the device are set in two separate menu items Date day month year Time time of day 4 3 5 PPM threshold The threshold value can be set for t...

Page 54: ...ormation about a protocol is generally spread over several display views Scroll using the arrow keys to view the complete information Protocols of recordings The protocols of the recordings are listed...

Page 55: ...descending order of date The device inspection result is displayed for each entry The protocol of a device inspection includes Application symbol Overall result symbol Save date Inspector Results of...

Page 56: ...s of the applications Note The information is generally spread over several display views Scroll using the arrow keys to view the complete information Information about the device The following inform...

Page 57: ...35 Information error list Information about test gases The information about test gases lists the available test gases The detailed information about a test gas shows the composition Fig 36 Informati...

Page 58: ...gle application here Warning application gas CO2 Note Information about the application is different from other informa tion as follows The information will appear automatically for the preset appli c...

Page 59: ...38 Maintenance activities The frequency and performers of the individual activities vary For detailed information refer to the following sections All maintenance activities must be documented In acco...

Page 60: ...listed specifications The test gases that are not preset must be set up by the user by means of the GasCom software The test gas specifications are available on request 6 2 2 Available test gases Ava...

Page 61: ...hoses used with the device must also be visually inspected for each device inspection 3 Note In addition to the device inspection the response time must be measured and documented regularly 6 4 1 Ways...

Page 62: ...robe hoses is not explicitly part of the guided device inspection This visual inspection must therefore also be performed 6 4 2 Frequency and due date Device inspection The frequency of device inspect...

Page 63: ...ded device inspection can be performed in two variants The variants differ in whether the indication accuracy is tested and whether a bump test is performed Device inspection Standard device inspectio...

Page 64: ...ely for each application Device inspections can be saved The device automatically remembers successful subtests for use in subsequent device inspections The requirements for this are The device inspec...

Page 65: ...Check whether the display is working and whether alarms are triggered Test gas is supplied for this purpose 6 4 5 Presentation of results The results of subtests and the overall results of a device in...

Page 66: ...an air The device continues to draw in clean air after it is switched on The sensors are warmed up The necessary accessories are available The intended test gas is suitable for the gas to be tested Th...

Page 67: ...sual signal visible c Device condition Housing OK Is the housing free from external damage The device condition check is now complete The device switches back one menu level 6 4 7 4 Testing the pump A...

Page 68: ...device inspection 1 Select Indication accuracy 2 Select a test gas from the list 3 If the following message appears Add test gas Add the test gas To do so connect the test gas hose of the SPE AutoFlo...

Page 69: ...t gas hose from the gas inlet 6 When the bump test is complete an overview of the tested gases will appear The device returns to the test gas selection 7 If necessary Repeat the bump test for other ga...

Page 70: ...and the corresponding gases are set by means of adjustment To this end the zero point is adjusted successively and then the sensitivity to the reference values 6 5 1 Frequency It is mandatory to perfo...

Page 71: ...lly apply adjusted gases for other applications or test gases The requirement for this is The adjustment was performed on the same day Failed adjustments are saved in the error list 6 5 3 Presentation...

Page 72: ...ication 6 5 5 Performing an adjustment A WARNING Risk to life due to incorrect adjustment The incorrectly adjusted devices may fail to warn users in time of dangerous gas concentrations Perform the ad...

Page 73: ...he gas input 9 Wait while the following message is visible Use clean air Process ongoing 10 When the zero point adjustment is complete an overview will appear Fig 44 left image The adjustment will con...

Page 74: ...ir Process ongoing 9 When the zero point adjustment is complete an overview will appear Fig 44 left image The adjustment will continue automatically 10 If the following message appears Add test gas Ad...

Page 75: ...djustment is complete an overview will appear Fig 44 left image 11 The adjustment will continue automatically If the following message appears Add test gas via conditioner Add the test gas provided To...

Page 76: ...The device must be serviced once a year Send the device to SEWERIN Service for servicing If there is a service contract the device can be serviced by the mobile service An inspection sticker on the d...

Page 77: ...in the battery holder Battery pack rechargeable When the battery pack is used the battery holder is not required Whether the device is fitted with a battery holder or with a battery pack can be distin...

Page 78: ...atteries other than those supplied by SEWERIN only if they comply with the specifications below Disposable batteries and rechargeable batteries The following battery types are approved for use with th...

Page 79: ...sh The charging mode is characterised by intelligent charging man agement The device detects the current charge level of the re chargeable batteries and responds to this for example Once the rechargea...

Page 80: ...s occur when batteries are being charged Only ever charge the device outside of explosive areas 7 3 1 2 Charging the batteries Note Observe the specified charging temperatures At temperatures outside...

Page 81: ...the disposable rechargeable batteries falls below a certain level then the device will issue two levels of warnings 1st level Message Batteries almost exhausted Warnings visual the Remaining capacity...

Page 82: ...battery holder is replaced Fig 47 Battery compartment on the underside of the device The battery compartment is on the underside of the device To open the battery compartment you will need a hexagon k...

Page 83: ...hen the device is next switched on The options are Disposable batt Disposable battery alkaline Recharg batt Rechargeable battery NiMH If it takes longer than 120 seconds to change the recharge able re...

Page 84: ...10 Adjustment error Check test gas Otherwise sensor faulty 11 Zero point not OK Adjust device 52 Memory error XFlash Contact SEWERIN Service 59 Voltage error Contact SEWERIN Service Check that the te...

Page 85: ...device or device itself Warning Corrective action Battery almost flat Change or charge batteries Battery flat 1 Where applicable leave the danger area 2 Change or charge batteries Zero point not set 1...

Page 86: ...ff the filter fastener 4 Tip the water out of the filter opening 5 Thoroughly dry the filter opening with an absorbent cloth lint free if possible Alternatively you can also use a cleansing tissue or...

Page 87: ...The sensors are not yet sufficiently warmed up Corrective action 1 Wait until the sensors have warmed up 2 Then try again to set the zero point Zero point not set Cause The ambient air is not clean Co...

Page 88: ...elt clip Material housing polycarbonate thermoplastic polyure thane Certificates Certificate EU type approval certificate T V 17 ATEX 171969 X IECEx IECEx TUN 17 0027 X Warning application gas types C...

Page 89: ...ntrol membrane keypad Sensors PM 580 550 500 IR for flammable gases CH4 C3 H8 Optional IR for CO2 EC for O2 CO H2 S PM 580 plus SC for flammable gases CH4 C3 H8 PM 400 CC for flammable gases CH4 C3 H8...

Page 90: ...d application PM 580 550 500 Warning application 16 h PM 580 550 Measuring application 11 h PM 580 Structure application 8 h PM 400 Warning application 11 h PM 400 with IR for CO2 Warning application...

Page 91: ...2 vol Response times CH4 t50 13 s t90 25 s C3 H8 t50 15 s t90 28 s Warm up time 120 s Temperature range 20 40 C Measuring error to EN 60079 29 1 CH4 1 LEL short term stability 2 UEG long term stabilit...

Page 92: ...ng short term 0 r h Lifetime 24 months 60 months expected Test gases zero point clean air CH4 100 vol C3 H8 100 vol setting ranges CH4 50 100 vol C3 H8 50 100 vol Methane CH4 Structure application Typ...

Page 93: ...CO2 Warning application Type infrared sensor IR Use PM 580 550 500 400 Measuring range 0 5 00 vol Resolution 0 02 vol Response times t50 13 s t90 25 s Warm up time 120 s Temperature range 20 40 C Meas...

Page 94: ...e extended by up to 4 s as additional volume must be passed through test gas hose conditioner Warm up time 120 s Temperature range 20 40 C Measuring error For measurement values 100 ppm under the same...

Page 95: ...L or 0 02 vol Response times CH4 t50 7 s t90 13 s C3 H8 t50 7 s t90 13 s C9 H20 t50 23 s t90 3 min C2 H2 t50 6 s t90 10 s H2 t50 6 s t90 11 s JFuel t50 15 s t90 60 s Warm up time 120 s Temperature ran...

Page 96: ...th air C2 H2 1 00 vol in synth air H2 2 00 vol in synth air JFuel 0 32 vol in synth air substitute test gas 0 30 vol C3 H8 in synth air setting ranges CH4 1 00 3 50 vol C3 H8 0 50 1 30 vol C9 H20 0 20...

Page 97: ...up time 2 min Stabilisation time 90 s Temperature range 20 40 C Drift 3 within 3 months Interference none Humidity 5 95 r h non condensing short term 0 r h Lifetime 24 months 60 months expected Test...

Page 98: ...y to EN 45544 Drift 10 within 6 months Zero point deviation 7 ppm Interference at 20 C 400 ppm H2 70 ppm 20 ppm H2 S 0 1 ppm 100 ppm C2 H2 200 ppm 400 ppm C2 H4 100 ppm 100 ppm NO 50 ppm Humidity 5 95...

Page 99: ...nths Zero point deviation 1 ppm Interference at 25 C 400 ppm H2 1 ppm H2 S 400 ppm CO 1 5 ppm H2 S 100 ppm C2 H2 2 ppm H2 S 400 ppm C2 H4 0 1 ppm H2 S 50 ppm NO 12 ppm H2 S 10 ppm NO2 25 ppm H2 S Humi...

Page 100: ...rm stability to EN 45544 Drift 10 within 6 months Interference at 20 C 400 ppm H2 55 ppm CO 1 ppm H2 S 400 ppm CO 2 ppm H2 S 20 ppm H2 S 8 ppm CO 100 ppm C2 H2 200 ppm CO 2 ppm H2 S 50 ppm NO 50 ppm C...

Page 101: ...0 300 ppm 0 300 ppm O2 0 25 0 vol 0 25 0 vol H2 S 0 100 ppm Display up to 100 vol Condition at delivery Other settings possible section 9 4 2 2 PM 550 Sensor Gas gas type Warning Measuring Structure I...

Page 102: ...LEL EC CO 0 300 ppm O2 0 25 0 vol 9 3 Test gases 9 3 1 Preset test gases PM 580 Test gas Gas CH 4 C 3 H 8 C 9 H 20 CO 2 O 2 CO H 2 S C 2 H 2 H 2 JFuel CH4 100 vol CH4 1 000 ppm C3 H8 100 vol C3 H8 0...

Page 103: ...Test gas Gas CH 4 C 3 H 8 C 9 H 20 CO 2 O 2 CO H 2 S C 2 H 2 H 2 JFuel C3 H8 0 30 vol ExTox IR Devices that are set up for gas type CH4 alone show the test gas CH4 2 20 vol instead of the test gas ExT...

Page 104: ...50 1 80 1 00 0 01 H2 vol 4 00 1 00 3 20 2 00 0 01 JFuel vol 0 70 0 20 0 50 0 32 0 01 Condition at delivery Other settings possible section 9 4 2 2 Substitute test gas 0 21 vol C9 H20 is equivalent to...

Page 105: ...ate for alarms is max 1 second AL1 Pre alarm Adjustable Yes Latching No Exception For oxygen AL1 is self latching Trigger When alarm threshold AL1 is exceeded Exception In the case of oxygen the alarm...

Page 106: ...must also be acknowledged or have already been acknowledged by switching off the device AL3 End of measuring range Adjustable No Latching Yes Trigger When the alarm threshold AL3 is reached Indicator...

Page 107: ...ce LTEL Main alarm Long Time Exposure Limit Adjustable Yes Latching Yes Trigger The sum of the concentrations of a gas is greater than the Occupational Exposure Limit over the averaging time Indicator...

Page 108: ...7 LEL 50 LEL 8 LEL 60 LEL Increment 1 LEL 9 4 2 2 LEL end of measuring range Gas LEL Condition at delivery MIN MAX CH4 4 40 vol 4 00 vol 5 00 vol C3 H8 1 70 vol 1 50 vol 2 10 vol C9 H20 0 70 vol C2 H2...

Page 109: ...4 ppm H2 S 0 ppm 3 ppm 40 ppm 4 ppm C2 H2 0 00 vol 0 15 vol 1 00 vol 0 10 vol H2 0 00 vol 0 15 vol 2 00 vol 0 20 vol JFuel 0 00 vol 0 05 vol 0 32 vol 0 06 vol 9 6 Explosion protection 9 6 1 Passive ex...

Page 110: ...to 7 Measuring range Oxygen O2 0 25 O2 Accessories in general Test set SPE AutoFlow PM 5 short probe Accessories for methane CH4 propane C3 H8 Flexible hand probe with probe hose HG 1 m Floating probe...

Page 111: ...2 H2 hydrogen H2 JFuel Software GasCom 9 7 Device identification Fig 48 Label on the back of the device here PM 580 The device is marked in accordance with the statutory regula tions The label on the...

Page 112: ...protection logos Follow the operating instructions Do not dispose of device in domestic waste 9 8 Symbols on the display Applications Warning Measuring Structure Alarms AL1 Pre alarm AL2 Main alarm A...

Page 113: ...9 Appendix 105 Actions Confirm Cancel Actions when writing comments Confirm apply Cancel Insert Delete Messages Warning Errors Question Information Wait Device switches off...

Page 114: ...ng Start recording Stop recording Set zero point Information about the application Comment Write Remaining capacity disposable rechargeable battery Settings Language PIN code Settings Adjustment Resto...

Page 115: ...vice inspection due Warning ECO device inspection in Warning applica tion in ECO variant Device condition Pump Zero point Indication accuracy Bump test Save Gas type Gas type Protocols Protocols Recor...

Page 116: ...ype Next servicing Sensor Installation date Sensor Lifetime Charging mode and data exchange with the computer Docking station connected to computer Battery is being charged Battery fully charged Batte...

Page 117: ...e M4 12 V installed ZL07 10000 Vehicle cable M4 24 V portable ZL09 10000 Flexible probe HG5 ZS44 10000 Flexible hand probe ZS32 10000 Probe hose HG 1 m ZZ27 10000 Probe hose HG 1 m nonane ZZ27 10100 P...

Page 118: ...0001 Test gas 1 0 vol C3 H8 ZT11 10001 Test gas 100 vol C3 H8 ZT22 10001 Test gas ExTox IR ZT47 10000 Test gas ExTox CAT ZT32 10000 Test gas can 1 ltr pressure approx 12 bar Test gas can 1 ltr pressur...

Page 119: ...ining silicone can penetrate into the device and damage the sensors Never use solvents petrol cockpit sprays containing silicone or similar substances to clean the device 9 11 Advice on disposal The E...

Page 120: ...an Social Accident Insurance Institution for the raw materials and chemical industry Code of Practice T 023 DGUV Information 213 057 Gas Warning Devices for Explosion Protection Use and Operation 3 DV...

Page 121: ...ne 9 14 Abbreviations vol Percentage of a gas in a gas mixture based on the volume AL Alarm AL1 AL2 AL3 CC Catalytic combustion sensor catalytic sensor CENELEC European Committee for Electrotechnical...

Page 122: ...t gas type during operation you can switch between the gas types that are set up Inspection Event for which the user can be reminded the device The user decides individually which event with which the...

Page 123: ...utes Stabilisation time Time required by an oxygen sensor to produce no major de viations of more than 1 of the measuring range across 3 consecutive readings read at intervals of 2 minutes Source base...

Page 124: ...1 Charging mode 71 Competent person 5 Concentration conversion 17 selectable units 17 Concentration dependent signal 37 45 D Date 45 Device identification 103 information 48 switching off 21 switching...

Page 125: ...t menu 15 Measurement ranges 93 Measuring mode 15 Menu 15 Menu structure 16 Messages 23 N Navigating 22 O Operating signal 13 P PIN code 27 43 Power supply 69 PPM threshold 45 Probe additional 14 chec...

Page 126: ...n alarm 12 operating signal 13 switch off audible signal 37 switch on audible signal 37 Specialist 5 Standard device inspection 55 Start images 20 Status bar 22 Symbols display 104 rear of the device...

Page 127: ...senhower Avenida Sur del Aeropuerto de Barajas 28 Planta 2 28042 Madrid Espa a Tel 34 91 74807 57 Fax 34 91 74807 58 www sewerin com info sewerin es Sewerin Portugal Lda Rua Sr Dos Milagres 16 2 Esq 3...

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