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7.0

7.0 T

Technical data

echnical data

Models

EX-TEC® SR5,
EX-TEC® SR4,
EX-TEC® SR2,
VARIOTEC® 8

Calibration

methane CH

/ natural gas,

propane C

Measuring systems

- PPM range

semiconductor sensor

- %LEL range

thermal combustion sensor

- %VOL range

thermal conductivity sensor

Measuring ranges

10 ppm

- 1 ppm steps

100 ppm

- 2 ppm steps

1,000 ppm - 20 ppm steps
1 vol.%

- 0.02 vol.% steps

10 vol.%

- 0.1 vol.% steps

100 vol.% - 1 vol.% steps
100 %LEL - 1 %LEL steps

Workplace monitoring

- measuring system

thermal combustion sensor

- t

time

≤

4 seconds

Pump power

- gas detection / location

> 50 l/h and >150 mbar

- workplace monitoring

> 35 l/h

Ex-protection (CENELEC)

- test institute

Physikalisch-Technische

Bundesanstalt, Braunschweig

- Certificate No.

Ex-96.ATEX.2166

- Classification

II 2 G EEx ib d IIB T4

Содержание EX-TEC SR2

Страница 1: ...Instructions Operating 102424...

Страница 2: ...national and international guide lines These operating instructions will help you to handle the instrument quickly and competently Please pay close attention to our operating instructions before usage...

Страница 3: ...1 Design of the EX TEC SR5 1 2 3 6 7 4 5...

Страница 4: ...2 Notes...

Страница 5: ...5 SR4 SR2 VARIOTEC 8 Operating Instructions Operating Instructions Operating Instructions Operating Instructions Operating Instructions pages 3 52 pages 3 52 pages 3 52 pages 3 52 pages 3 52 102424 04...

Страница 6: ...or Function and or Damage Liability for Function and or Damage Liability for Function and or Damage Liability for Function and or Damage Liability for the functioning of the appliance passes to the ow...

Страница 7: ...21 21 21 4 1 Test sets 22 4 2 Test gases 24 4 3 Function testing 25 5 0 5 0 5 0 5 0 5 0 Adjustment Adjustment Adjustment Adjustment Adjustment 26 26 26 26 26 6 0 6 0 6 0 6 0 6 0 T T T T Technical spec...

Страница 8: ...oring Workplace monitoring monitoring proximity to the Lower Explosive Limit LEL range Location Location Location Location Location concentration measurement in probe holes vol range Gasing and inerti...

Страница 9: ...ation Gasing and inertisation Gasing and inertisation Gasing and inertisation concentration measurement in pipelines vol range VARIOTEC 8 Gas detection Gas detection Gas detection Gas detection Gas de...

Страница 10: ...cate PTB 96 ATEX 2166 Classification II 2 G EEx ib d IIB T4 Test institute Physikalische Technische Bundesanstalt Braunschweig Active explosion protection Active explosion protection Active explosion...

Страница 11: ...t with the surface with no extraneous emissions Bell probe Bell probe Bell probe Bell probe Bell probe telescopic bell probe telescopic bell probe telescopic bell probe telescopic bell probe telescopi...

Страница 12: ...Probes for house service lines Probes for house service lines Probes for house service lines Flexible hand probes Flexible hand probes Flexible hand probes Flexible hand probes Flexible hand probes f...

Страница 13: ...ion Function 1 alarm lamp optical warning when alarm thresholds are exceeded 2 LCD display display of gas concentrations and operating conditions 3 probe connection connection to the probes described...

Страница 14: ...0 VOL 0 0 VOL 0 0 VOL 0 0 VOL 2 2 2 2 2 2 2 2 2 2 Illumination and contrast Illumination and contrast Illumination and contrast Illumination and contrast Illumination and contrast pressing the light b...

Страница 15: ...on the available only on the available only on the available only on the EX TEC SR5 simultaneously pressing the pump button and and and and and one cursor button increases or reduces the pump power ga...

Страница 16: ...CD display item 2 this enables the alarm signal to be checked simultaneously pressing the signal button and and and and and one cursor button increases or reduces the buzzer volume item 7 2 5 2 5 2 5...

Страница 17: ...digital display below both scales indicate the same concentration e g 70 PPM the full range full range full range full range full range is a logarithmic scale covering the range 0 PPM 100 VOL here th...

Страница 18: ...ng display flashes while the adjustment is being carried out measurement cannot be resumed until afte afte afte afte after the flashing stops 2 8 2 8 2 8 2 8 2 8 Workplace monitoring Workplace monitor...

Страница 19: ...4 VOL the advance alarm advance alarm advance alarm advance alarm advance alarm is triggered both optically item 1 and acoustically item 7 the advance alarm is an intermittent tone quite distinct from...

Страница 20: ...9 Battery alarm Battery alarm Battery alarm Battery alarm Battery alarm if the battery symbol appears in the LCD display at least 15 minutes operating time remains after that the detector must be rec...

Страница 21: ...m maximum of 8 hours operating time with the pump running For charging you need the HS charging adapter HS charging adapter HS charging adapter HS charging adapter HS charging adapter see illustration...

Страница 22: ...es a higher effect in which the display indicates a higher effect in which the display indicates a higher effect in which the display indicates a higher battery capacity than is actually available Thi...

Страница 23: ...ty you are recommended always For your own safety you are recommended always to check the LEL range with test gas before use to check the LEL range with test gas before use to check the LEL range with...

Страница 24: ...ble test gas Pos 1 SPE 1 SPE 1 SPE 1 SPE 1 SPE 1 test set used to test pump power zero point in the LEL and VOL range LEL and VOL range LEL and VOL range LEL and VOL range LEL and VOL range sensitivit...

Страница 25: ...set used to test pump power zero point in the PPM range PPM range PPM range PPM range PPM range sensitivity in the PPM range PPM range PPM range PPM range PPM range and for use with the following test...

Страница 26: ...0 vol 50 LEL 59 LEL vol range 100 vol 100 vol or location natural gas EX TEC SR4 LEL range 2 20 vol 1 00 vol 50 LEL 59 LEL vol range 100 vol 100 vol or location natural gas EX TEC SR2 vol range 100 vo...

Страница 27: ...on 1 2 item 6 wait until a stable zero point has been established warm up time press the release button illustration 1 2 item 3 on the test set and adjust the flow to the fresh air value illustration...

Страница 28: ...l other detector they are identical for all other models models models models models T T T T Testing procedure esting procedure esting procedure esting procedure esting procedure Connect your detector...

Страница 29: ...he on off button OK OK OK OK OK appears in the LCD display turn off the test gas feed press the cursor up button to move to the next display Display 3 100 ppm adjustment Display 3 100 ppm adjustment D...

Страница 30: ...the cursor up button to move to the next display NB change the test set NB change the test set NB change the test set NB change the test set NB change the test set Display 5 1 00 vol adjustment Displa...

Страница 31: ...r 59 LEL adjustment Display 7 50 LEL or 59 LEL adjustment Display 7 50 LEL or 59 LEL adjustment Now release 2 20 vol methane CH 2 20 vol methane CH 2 20 vol methane CH 2 20 vol methane CH 2 20 vol met...

Страница 32: ...lay 9 100 vol adjustment Display 9 100 vol adjustment Display 9 100 vol adjustment Display 9 100 vol adjustment Now release the 100 vol methane CH 100 vol methane CH 100 vol methane CH 100 vol methane...

Страница 33: ...LEL range language Repeatedly pressing the on off button enables you to select among the following displays in the LEL range UEG UEG UEG UEG UEG U U U U Untere E E E E Explosionsg g g g grenze German...

Страница 34: ...play 12 10 PPM sensitivity Display 12 10 PPM sensitivity Display 12 10 PPM sensitivity Display 12 10 PPM sensitivity Display 12 10 PPM sensitivity Synthetic or fresh air is used for the zero point adj...

Страница 35: ...the first display Leaving adjustment mode Leaving adjustment mode Leaving adjustment mode Leaving adjustment mode Leaving adjustment mode press the pump button to return to gas detection mode gas dete...

Страница 36: ...tton makes the maximum pointer disappear Heavy gas Heavy gas Heavy gas Heavy gas Heavy gas a negative sign in the measuring value display indicates a mixture oflightandheavygasinwhichthe heavy gas e g...

Страница 37: ...cursor buttons this is the only measuring range in which gasing and inertisation canbeunambiguouslymonitored Automatic alarm reset Automatic alarm reset Automatic alarm reset Automatic alarm reset Au...

Страница 38: ...Heavily soiled filters should be replaced by new Heavily soiled filters should be replaced by new Heavily soiled filters should be replaced by new Heavily soiled filters should be replaced by new Heav...

Страница 39: ...ges Measuring ranges Measuring ranges 10 ppm 1 ppm steps 100 ppm 2 ppm steps 1 000 ppm 20 ppm steps 1 vol 0 02 vol steps 10 vol 0 1 vol steps 100 vol 1 vol steps 100 LEL 1 LEL steps Workplace monitori...

Страница 40: ...rating time Operating time Operating time Operating time max 8 hours Power supply Power supply Power supply Power supply Power supply NiCd battery rechargeable Operating temperature Operating temperat...

Страница 41: ...5 mm and 1325 mm TEST SETS SPE 1 SPE 1 SPE 1 SPE 1 SPE 1 and SPE 3 SPE 3 SPE 3 SPE 3 SPE 3 for mobile use e g in a vehicle with test gas bottles SPE 2 SPE 2 SPE 2 SPE 2 SPE 2 for stationary use in the...

Страница 42: ...edy F10 F14 adjustment errors in the PPM range check test gas or repeat adjustment F15 F16 F19 F20 adjustment error in VOL range check test gas or repeat adjustment F17 F18 adjustment error in LEL ran...

Страница 43: ...service F66 defective humidity sensor contact SEWERIN service F100 pump power too low switch detector off and on again inspect filters in detector and probes Should any other error codes occur Should...

Страница 44: ...ost probes HOSE FILTER in the carpet probe PROBE FILTER INSERT inthebellprobeandthegas detection probe HYDROPHOBIC FILTERS in the 1m 2m and 6m probe hoses NEOPRENE MAT for the carpet probe SODA LIME F...

Страница 45: ...43 EC T EC T EC T EC T EC Type Examination Certificate ype Examination Certificate ype Examination Certificate ype Examination Certificate ype Examination Certificate...

Страница 46: ...44 EC T EC T EC T EC T EC Type Examination Certificate ype Examination Certificate ype Examination Certificate ype Examination Certificate ype Examination Certificate...

Страница 47: ...45 EC T EC T EC T EC T EC Type Examination Certificate ype Examination Certificate ype Examination Certificate ype Examination Certificate ype Examination Certificate...

Страница 48: ...46 EC T EC T EC T EC T EC Type Examination Certificate ype Examination Certificate ype Examination Certificate ype Examination Certificate ype Examination Certificate...

Страница 49: ...47 Declaration of Conformity EX TEC SR5...

Страница 50: ...48 Declaration of Conformity EX TEC SR4...

Страница 51: ...49 Declaration of Conformity EX TEC SR2...

Страница 52: ...50 Declaration of Conformity VARIOTEC 8...

Страница 53: ...volume flow 50 l h 3 0 PPM measuring range 3 1 zero point fresh air reading 3 2 test gas 10 PPM CH4 display 5 PPM 3 3 test gas 100 PPM CH4 display 70 140 PPM 3 4 test gas 1 000 PPM CH4 display 800 1 2...

Страница 54: ...mbar 2 2 volume flow 50 l h 3 0 PPM measuring range 3 1 zero point fresh air reading 3 2 test gas 10 PPM CH4 display 5 PPM 3 3 test gas 100 PPM CH4 display 70 140 PPM 3 4 test gas 1 000 PPM CH4 displa...

Страница 55: ...Robert Bosch Stra e 3 D 33334 G tersloh Hermann Sewerin GmbH Telefon 49 0 52 41 9 34 0 Telefax 49 0 52 41 9 34 4 44 http www sewerin com...

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