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BH-90a

Portable Single gas Detector
User Manual

Ver：BSA20150424005

Bosean Electronic Technology Co.,Ltd

ISO9001-2008

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Summary of Contents for BH-90a

Page 1: ...BH 90a Portable Single gas Detector User Manual Ver BSA20150424005 Bosean Electronic Technology Co Ltd ISO9001 2008...

Page 2: ...adopts embedded MCU controller easy to operate The shell adopts special high strength material and anti smooth rubber with the characters of water proof and dust proof 2 Features and specifications 2...

Page 3: ...e 10 55 for toxic gas Humidity 95 RH non condensing Operating voltage DC3 7V Li battery 1500mAh Working time 8h continuously Charging time 4h 6h Sensor life 2 years Protection category IP65 Weight abo...

Page 4: ...etector press and hold it for 5 seconds Press it to set up the parameters Can check parameters alarm record low alarm high alarm zero calibration calibration time set 4 3 Turn on Press the button for...

Page 5: ...The detector is turned off Attentions When the detector is not detecting status press continuously till it returns to the detection mode 4 5 Menu Operating Instructions The user menu contains the foll...

Page 6: ...the normal detection interface Warning this operation is to ensure that the operation is carried out in clean air otherwise the concentration of the reaction gas in the environment will affect the ac...

Page 7: ...e set time the year interface shown as Figure 13 press to move the press to adjust number press Next to confirm After set year press next you can set month date hour minute Press SAVE to complete the...

Page 8: ...is same as low alarm setting Note High alarm value never lower than low alarm value If no special requirement please do not revised alarm value Fig19 7 Unit set Enter Unit set function show as Figure...

Page 9: ...fore charging please turn off the detector to avoid any potential damage When the battery mark on the screen is full and doesn t change any more it means the charging is completed you can pull off the...

Page 10: ...esult or possible damage to the detector please operate and handle the detector in accordance with the manual 6 4 The detector should be not stored or used neither under the circumstance with caustic...

Page 11: ...m BH 90A O2 0 30 vol 19 5 vol 23 5 vol BH 90A C2H5OH 0 100 LEL 20 LEL 50 LEL BH 90A NH3 0 100ppm 25ppm 50ppm BH 90A CL2 0 20ppm 5ppm 10ppm BH 90A O3 0 20ppm 5ppm 10ppm BH 90A O3 0 10ppm 2ppm 5ppm BH 9...

Page 12: ...11 Declaration To keep continued product improvement Bosean reserves the right to change design features without prior notice Henan Bosean Electronic Technology Co Ltd No 228 West 4th Ring National H...

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