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7 Technical data

7.2

Alarm thresholds

7.2.1

Alarm thresholds for gas type methane CH

CAUTION!

AL1 must always be set to a lower value than AL2.

House application

Alarm Gas concentration

Signal

Setting range

Factory

setting

Audible

Visual

10 – 4,400 ppm

Concentration-

dependent

Concentration-

dependent

AL1

0.44 – 2.2 % vol.

0.44 % vol.

Concentration-

dependent

Concentration-

dependent

AL2

0.48 – 4.18 % vol. 2.2 % vol.

Continuously

Confined spaces application

Alarm Gas concentration

Signal

Setting range

Factory

setting

Audible

Visual

1 – 4,400 ppm

–

AL1

0.44 – 2.2 % vol.

0.44 % vol.

–

Concentration-

dependent

AL2

0.48 – 4.18 % vol. 2.2 % vol.

–

Continuously

Содержание EX-TEC PM 4

Страница 1: ...Operating Instructions...

Страница 2: ...istance at any time Yours Hermann Sewerin GmbH Robert Bosch Stra e 3 33334 G tersloh Germany Tel 49 5241 934 0 Fax 49 5241 934 444 www sewerin com info sewerin com SEWERIN SARL 17 rue Amp re BP 211 67...

Страница 3: ...trix Battery charge contacts Keypad Buzzer Sensor head Suspension fitting Gas type Unit of measure Trend bar Gas concentration Battery status Case operating mode Alarm threshold activation Liquid Crys...

Страница 4: ...nds accesses user menu Press and hold both keys for 2 seconds accesses advanced settings Symbols on LCD Display of available operating hours 5 bars 5 hours Alarm thresholds are activated Device is in...

Страница 5: ...Operating Instructions 20 04 2016 V2 XXX 105806 en EX TEC PM 4...

Страница 6: ...mate rial damages Note This symbol refers to information and useful tips which are exceeding the basic operating procedures CAUTION Danger of injuries This symbol refers to important safety instructi...

Страница 7: ...ting modes 10 3 2 Measuring mode 11 3 2 1 User menu 14 3 2 2 Setting the zero point 15 3 2 3 House application 16 3 2 4 Enclosed spaces application 18 3 2 5 Warning LEL application 20 3 2 6 Measuring...

Страница 8: ...5 Maintenance 49 5 1 Function control 49 5 2 Testing indication accuracy with test gas 50 5 3 Adjustment 52 5 3 1 ppm range 53 5 3 2 LEL range and vol range 54 5 3 3 Confirming adjustment 55 5 4 Serv...

Страница 9: ...ls and accessories 69 8 1 Available models 69 8 2 Accessories 70 Appendix 75 Gas types 75 Setting ranges for test gases 79 Test certificates 80 EU declaration of Conformity 81 Entering a user name 84...

Страница 10: ...rpose z z This product is only suitable for use in industrial and commer cial applications z z Repairs must only be carried out by a specialist technician or by other suitably trained personnel z z Ch...

Страница 11: ...4 including pump pump device It also applies for diffusion devices 1 3 Intended use According to DVGW Note G 465 4 the device can be used for the following purposes z z Testing in houses buildings e...

Страница 12: ...tment of the EX TEC PM 4 and recharge the batteries outside the potentially explosive area z z Always use the test gases in well ventilated areas z z Always operate the pump device model of the EX TEC...

Страница 13: ...3 z z When the Warning LEL application is in use a brief audi ble signal emitted every 5 seconds indicates that the device is working properly If no operating signal sounds there is no guarantee that...

Страница 14: ...rning LEL Measuring vol 2 1 Visual signals and audible signals The device features two signalling mechanisms z z Red alarm light on top of the device z z Buzzer on the front of the device Note These s...

Страница 15: ...Semiconductor sensor Measuring range 0 to 10 000 ppm Application House Enclosed spaces Catalytic combustion sensor Measuring range 0 to 100 LEL Application Warning LEL Thermal conductivity sensor Mea...

Страница 16: ...Basic device without leather bag for Methane CH4 Propane C3H8 Butane C4H10 Hexane C6H14 Nonane C9H20 Kerosene JFUEL II2G Ex d e ib IIC T4 Gb Basic device with leather bag for Hydrogen Acetylene C2H2 M...

Страница 17: ...s explosion proof Always open the battery compartment outside the potentially explosive area Always recharge the batteries outside the poten tially explosive area Use only approved battery types Use o...

Страница 18: ...uidance by application in accordance with DVGW Note G 465 4 Testing in houses buildings House application Testing in enclosed spaces Enclosed spaces application Warning against explosive gas concentra...

Страница 19: ...he zero point can be set the application can be changed and the gas type can be selected via the user menu z z Advanced settings Section 3 3 The advanced settings allow you to change specifications fo...

Страница 20: ...isms are always tested WARNING Do not use the device if you do not see the visual signal and hear the audible signal briefly when switching on the device The LCD switches on The pump runs with constan...

Страница 21: ...the Warning LEL application Display screens for the different applications z z House Measuring range Name of application with specifi cation of associated signals and measurement unit Measurement data...

Страница 22: ...t data screen is displayed Note When the device is switched on the sensors must warm up The duration of the warm up time depends on the sensor type After switching on the device changing the measur in...

Страница 23: ...ions you must first access the user menu z z Press the key or the key for approximately 2 seconds The user menu is displayed zero point House Enclosed spaces Warning LEL Measuring vol inspection ok ty...

Страница 24: ...oint must be set separately for each ap plication The zero point setting must be carried out with fresh air To set the device to zero z z Press the key or the key for approximately 2 seconds z z Use t...

Страница 25: ...gas Measurement unit ppm parts per million vol Measuring range Semiconductor 0 to 10 000 ppm Thermal conductivity 1 to 100 vol Signals methane CH4 Audible Intermittent tone increasing from 0 to 22 000...

Страница 26: ...een for the House application is displayed initially Measuring range House CH4 acoustic LED 1 PPM Then the device returns to measuring mode The measured val ues are displayed Measurement data In numbe...

Страница 27: ...ed spaces where there is increased potential of gas dispersal Measurement unit ppm parts per million vol Measuring range Semiconductor 0 to 10 000 ppm Thermal conductivity 0 1 to 100 vol Signals metha...

Страница 28: ...onfirmation the start screen for the Enclosed spaces application is displayed initially Measuring range Enclosed spaces CH4 LED 1 PPM Then the device returns to measuring mode The measured val ues are...

Страница 29: ...ted every 5 seconds indicates that the device is working properly WARNING If no operating signal sounds there is no guarantee that the gas concentration is being monitored You must leave the danger zo...

Страница 30: ...n the display The audible alarm 2 Hz intermittent tone is distinctly differ ent from the operating signal The audible alarm can be acknowledged by pressing the key The visual alarm remains active When...

Страница 31: ...n the display The continuous tone is distinctly different from the operat ing signal The AL3 alarm cannot be acknowledged There are two ways to terminate the AL3 alarm By switching to the Measuring VO...

Страница 32: ...hazardous areas It does not comprise an alarm mechanism Measurement unit vol Measuring range Thermal conductivity 1 vol to 100 vol Signals methane CH4 Audible Intermittent tone At 100 vol AL5 Visual F...

Страница 33: ...easuring VOL application is displayed initially Measuring range Then the device returns to measuring mode The measured val ues are displayed Measurement data In number format e g 0 vol As a trend bar...

Страница 34: ...e of the function control is described in Section 5 1 Confirm the successful completion of the control on the device as follows z z Press the key or the key for approximately 2 seconds z z Use the or...

Страница 35: ...irm your selection with the key z z Use the or key to select the required gas type z z Confirm your selection with the key After you have selected the gas type the device returns to the Warning LEL ap...

Страница 36: ...ettings area The device is switched off z z Simultaneously press the and keys for approximately 2 seconds The device is in measuring mode z z Simultaneously press the and keys for approximately 2 seco...

Страница 37: ...e PIN code from left to right The active digit is always displayed with a black background z z Use the or key to select the first digit z z Confirm your selection with the key The device jumps to the...

Страница 38: ...xit system date time date format INS interval INS block PPM signal PIN code AL1 alarm AL2 alarm AL4 alarm AL5 alarm test gas PPM test gas LEL unit LEL unit VOL user name Operator guid language exit ha...

Страница 39: ...at the top left of the display The items available for selection are displayed in the frame below e g Adjustment System The Info menu menu level 1 also includes the firmware ver sion e g V2 000 Use th...

Страница 40: ...y reverts to the previous menu z z Entering values The configurable position is always displayed with a black background Use the or key to increase or decrease the value Press the key to confirm the s...

Страница 41: ...e memory exit Note When you select Exit from the Info menu the de vice returns to measuring mode 3 3 4 1 Adjustment menu The Adjustment menu is used to set the sensors adjustment 0 PPM 10000 PPM 0 LEL...

Страница 42: ...alarm AL2 alarm AL4 alarm AL5 alarm test gas PPM test gas LEL unit LEL unit VOL user name Operator guid language exit Date time Used to enter the date and time This is important for document ing the m...

Страница 43: ...ge PIN code Used to enter your PIN code enabling access to the advanced settings AL1 alarm First modifiable alarm thresh old e g 10 LEL for Warn ing LEL application AL2 alarm Second modifiable alarm t...

Страница 44: ...he ppm range based on the gas type The setting range is provided in the appendix Test gas LEL Used to set the test gas con centration for the LEL range based on the gas type The setting range is provi...

Страница 45: ...re pro vided in the appendix Operator guidance Used to select operator guidance by application House Enclosed spaces Warning LEL Measur ing VOL or by sensor PPM LEL VOL When using operator guidance by...

Страница 46: ...looks like this zero point 0 10000 PPM 0 100 LEL 0 100 VOL automatic inspection ok type of gas Language The device can be operated in 13 different languages Deutsch English Fran ais Italiano Dansk Ce...

Страница 47: ...s autostart level PPM pump LCD test reset exit Battery Used to set the battery type in use This is important for calcu lating the operating time Accu capacity Used to enter the rechargeable battery ca...

Страница 48: ...sors menu item may only be configured by SEWERIN Service Gas type Used to permanently change the measuring medium Note The new gas type is not activated until the device has been adjusted and the adju...

Страница 49: ...se thresh old for the House and Enclosed spaces applications for exam ple to decrease the measuring sensitivity Pump Used to switch the pump on and off WARNING When using a pump device never switch th...

Страница 50: ...ory clear interval exit Clear Used to clear the contents of the memory Interval The frequency with which read ings are to be saved can be set according to the table below Capacity of data memory Inter...

Страница 51: ...n be fitted to the sensor head z z Probes For detection and measurement in hard to reach places Probes are fitted using two knurled thumb screws z z Test head For adjusting the device using a test set...

Страница 52: ...otherwise the device will not be explosion proof Compliance with indications based on the serial number of your device is strictly mandatory 4 1 1 1 Devices with serial numbers 060 0X and 061 0X Only...

Страница 53: ...posable battery requirements z z Type size AA z z The creepage distance and air gap between the poles must not be less than 0 5 mm EN 60079 7 2003 Section 5 7 2 1 17 z z Alkaline disposable batteries...

Страница 54: ...device comes supplied with nickel metal hydride recharge able batteries The corresponding settings are stored This device can be operated using z z Nickel metal hydride rechargeable batteries see Sec...

Страница 55: ...is too high for the charging process z z The rechargeable battery should be charged at approximately room temperature z z Short operating times and long periods out of use can reduce the available cap...

Страница 56: ...charge after 30 days at the latest To preserve the capacity of the rechargeable batter ies discharge the device completely and recharge it again fully on a regular basis e g once a month Discharging...

Страница 57: ...g time of at least 12 hours depending on the capacity of the accumulator used Follow the steps below to change the batteries z z Using the supplied screwdriver unscrew the bottom two screws on the bac...

Страница 58: ...1 Function control The function control must be carried out by the user before com mencing work The following elements must be tested z z External condition of device incl probe systems z z Function...

Страница 59: ...epends on the application Application When to test Legal basis Warning LEL Daily when com mencing work EN 60079 29 2 BGI T 023 House Weekly to every six months DVGW G 465 4 Enclosed spaces Measuring V...

Страница 60: ...up z z Press release button D to release the test gas Keep the but ton depressed z z Continue to keep release button D depressed until the value displayed on the EX TEC PM 4 has stabilized Then releas...

Страница 61: ...menu items and corresponding sensors These these items in menu level 2 can be accessed via the advanced settings of the Info menu under Adjustment Menu item Sensor Measuring range Adjusts 0 PPM Semic...

Страница 62: ...t gas Fresh air Indication accuracy test gas 1 00 vol CH4 Setting the zero point z z Connect the device to the test set To do so follow the steps indicated in the operating instructions for the tester...

Страница 63: ...nge and the vol range are always set together in one step z z Switch on the device z z Add fresh air as the test gas z z Wait until the value on the LCD no longer flashes z z Press the On Off key to c...

Страница 64: ...ustment on the device as follows z z Using the or key select the Inspection OK menu item z z Confirm your selection with the key 5 4 Servicing The device must only be serviced and repaired by SEWERIN...

Страница 65: ...nction in pump devices is tested by a simple leak tightness check z z Switch on the device in fresh air z z Make sure the pump is switched on z z Seal off the sensor head for approximately 10 seconds...

Страница 66: ...er z z Insert a new pump filter z z Place the sensor with rubber seal back into the holder z z Attach the sensor cap making sure the screws are not too tight 5 5 3 Changing the sensor filter CAUTION A...

Страница 67: ...or repeat adjustment 13 ADJUSTMENT ERROR Sensitivity in ppm range SC Check test gas or repeat adjustment 14 ADJUSTMENT ERROR Sensitivity in LEL range CC Check test gas or repeat adjustment 15 ADJUSTM...

Страница 68: ...Nonane C9H20 Kerosene JFUEL Hydrogen H2 Acetylene C2H2 z z Liquid Crystal Display Graphic display 65 132 pixels z z Membrane keypad 3 keys z z Buzzer Frequency 2 4 kHz Volume 75 dB A 1m z z Alarm lig...

Страница 69: ...g Audible Visual 10 4 400 ppm 10 Concentration dependent Concentration dependent AL1 0 44 2 2 vol 0 44 vol Concentration dependent Concentration dependent AL2 0 48 4 18 vol 2 2 vol Continuously On Con...

Страница 70: ...larm 2 Hz AL2 10 60 LEL 50 LEL Main alarm 5 Hz Main alarm 5 Hz AL3 Invariable 100 LEL Continuous alarm Continuous alarm When the LEL unit in the system settings is set to vol the alarm thresholds are...

Страница 71: ...vol Setting range 0 14 0 70 vol 0 16 0 84 vol Increment 0 02 vol 0 02 vol Hexane C6H14 Threshold 0 10 vol 0 50 vol Setting range 0 10 0 50 vol 0 11 0 60 vol Increment 0 01 vol 0 01 vol Nonane C9H20 Th...

Страница 72: ...g range Warning Gas warning AL4 0 5 vol Automatic AL5 100 vol Measuring Gas measuring 7 3 Response times z z Response times of EX TEC PM 4 pump devices ppm range t90 7 s for methane CH4 t90 7 s for pr...

Страница 73: ...2 s 7 4 Sensors z z Lifetime Catalytic combustion sensor CC Warranted 1 year Expected 5 years Semiconductor sensor SC Warranted 1 year Expected 5 years Thermal conductivity sensor TC Warranted 1 year...

Страница 74: ...h typical 7 7 Power supply z z Operated with NiMH rechargeable batteries or alkaline disposable batteries z z Operating time 8 h minimum z z NiMH rechargeable batteries charged Via docking station HG...

Страница 75: ...ivity of the catalytic combustion sensor The sensitivity of the catalytic combustion sensor can be distorted under the following conditions Oxygen deficient atmospheres lead to indication of lower val...

Страница 76: ...charging Electrostatic charging must generally be avoided Electrostati cally unearthed objects e g including metallic housing without an earth connection are not protected against applied charges e g...

Страница 77: ...ription of waste Assigned to EWC waste code Device 16 02 13 Test gas can 16 05 05 Disposable battery rechargeable battery 16 06 05 End of life equipment End of life equipment can be returned to Herman...

Страница 78: ...1 z z Diffusion device for Warning application z z Includes catalytic combustion sensor EX TEC PM 4 W H H M Art no PM04 20201 z z Pump device for Warning Enclosed spaces House and Measuring applicatio...

Страница 79: ...no LD10 10001 Vehicle cable 12 V mounting Art no ZL07 10000 z z For connecting docking station HG 4 to 12 V vehicle electri cal system z z Includes built in fuse and fe male spade connectors Vehicle c...

Страница 80: ...t no 3204 0034 z z Leather bag with viewing panel and D rings for carrying strap z z Loop with snap for securing the device z z Clip for carrying the device on a belt z z Can be used in potentially ex...

Страница 81: ...measure ment of hard to reach areas in 2 handed operation Flex handheld probe HG4 with filter Art no ZS40 10200 z z For pump devices only z z For detection and measure ment of hard to reach areas in 1...

Страница 82: ...ductor Test set SPE Y Art no PP01 20001 z z For mobile use including use in vehicles z z Includes connection for SEWERIN test gas cans flow restrictor and connecting hose for test head PM 4 Test head...

Страница 83: ...ed to 100 150 bar Case HG4 Art no ZD18 10000 z z Holds Device and charging equip ment Probe equipment Test gas can and test set SPE Y z z Contents not included Filters for pump HG4 Art no 2498 0003 z...

Страница 84: ...ange 2 2 vol 50 LEL CH4 in synth air 0 15 to 0 15 vol 3 to 3 LEL 2 00 to 2 40 vol 45 to 55 LEL vol range 100 vol CH4 2 to 2 vol 98 to 102 vol Propane C3H8 100 LEL 1 70 vol Area of application Test gas...

Страница 85: ...ir zero point Tolerances test gas indication accuracy ppm range Replacement test gas 1 0 vol C3H8 in synth air display setpoint when adding replacement gas 0 72 vol 0 ppm 0 5 to 0 7 vol LEL range 0 03...

Страница 86: ...4 00 vol Area of application Test gas Tolerances fresh air zero point Tolerances test gas indication accuracy ppm range 1 0 vol H2 in synth air 0 ppm 0 8 to 1 2 vol LEL range 2 0 vol 50 LEL H2 in syn...

Страница 87: ...point is 0 72 vol The test gas concentration must be set to 0 72 vol z z Replacement test gas alternative 0 85 vol propane When using another replacement test gas example 0 85 vol propane this gas mus...

Страница 88: ...02 vol Hexane C6H14 Important replacement test gas propane C3H8 Setting range 0 12 to 0 60 vol 0 40 to 0 80 vol 40 to 80 LEL Increment 0 01 vol 0 01 vol Nonane C9H20 Important replacement test gas pro...

Страница 89: ...0 JFUEL Designation 2 II2G Ex d e ib IIC T4 Gb Basic device with leather bag for Gases specified above Hydrogen H2 Acetylene C2H2 Testing institute T V NORD CERT GmbH Hannover Measuring function for e...

Страница 90: ...ann Sewerin GmbH hereby declares that the EX TEC PM 4 fulfils the requirements of the following guidelines z z 2014 34 EU z z 2014 30 EU G tersloh 2016 04 20 Dr S Sewerin General Manager The complete...

Страница 91: ...ppm 3 2 test gas 1 00 vol CH4 display 0 8 1 5 vol 4 0 LEL measuring range 4 1 zero point fresh air display 0 15 0 15 vol or display 3 3 LEL 4 2 test gas 2 2 vol CH4 50 LEL display 2 0 2 4 vol or displ...

Страница 92: ...isplay 0 ppm 3 2 test gas 1 00 vol C3H8 display 0 8 1 4 vol 4 0 LEL measuring range 4 1 zero point fresh air display 0 06 0 06 vol display 3 3 LEL 4 2 test gas 1 0 vol C3H8 59 LEL display 0 9 1 1 vol...

Страница 93: ...be overwritten Entry starts with a space black block Use the key to select the letters A Z in ascending order After the letter Z the selection starts over with A Use the key to select the letters Z A...

Страница 94: ...the previous letter of the alphabet and so on in descending order After the letter A the following special characters are displayed 9876543210 Use the key to confirm a selected letter The device moves...

Страница 95: ...ardization DVGW Deutsche Vereinigung des Gas und Wasserfaches e V German Technical and Scientific Association for Gas and Water LCD Liquid Crystal Display NiMH Nickel metal hydride ppm Parts per milli...

Страница 96: ...y rechargeable 44 requirements 44 Buzzer see Cover C Catalytic combustion sensor 6 Changing the operator guidance 36 Charging time 47 Contrast 39 Control keys see Cover D Data memory 41 Date format 33...

Страница 97: ...changing the sensor filter 57 function control 56 pump capacity 65 Pump filter 57 R Ranges of use 65 Reset 40 41 Response times 63 S Semiconductor sensor 6 Sensor filter 57 Sensor head see Cover Sens...

Страница 98: ...Hermann Sewerin GmbH Robert Bosch Stra e 3 33334 G tersloh Germany Telefon 49 5241 934 0 Telefax 49 5241 934 444 www sewerin com info sewerin com 20 04 2016 b 105806 V2 XXX en...

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