Korno GT903 Serie, User Manual

Page 1: ...GT903 Series Multifunctional Gas Detecor User Manual ShenZhen Korno Import Export Co Ltd...

Page 2: ...series multifunctional gas detector will perform normally only in condition of the pump is switch on Detection interface Menu Parameter setting Up Void Up Move up Value Down Void Down Move down Value...

Page 3: ...after the zero calibration of instrument If the instrument has evacuated from hazardous area after the outrange operation and user has placed it in clean air for hours the density value still remains...

Page 4: ...an light up the display by press power button GT903 series hot key instruction Mute When detector is in the state of alarming user can mute the detector by pressing the Up or Down button Save manually...

Page 5: ...s 4000mA built in high capacity polymer rechargeable battery technical indicators gas concentrations and history data can be display in the 2 4 inches technical grade screen User can save concentratio...

Page 6: ...essure condition the reasonable gas chamber design ensures that the sensor is not affected by the pressure With overvoltage protection overcharge protection electrostatic prevention magnetic field int...

Page 7: ...ode Pumping With high power pump allow device working under tiny negative pressure condition flow rate is adjustable Detection accuracy 3 F S Linearity error 1 F S Reaction time 20seconds T90 Zero dri...

Page 8: ...000mA polymer rechargeable battery Humidity 95 RH Non condensing Dimension 180 80 60 mm L W H 0 5 Kg Net weight Pressure 30Kpa 100Kpa Accessories Dust filter Case User manual Certification USB charger...

Page 9: ...ds Sensor information 1 second Sensor preheating and automatically start the pump 60 seconds count down in sequence as it show in figure 1 3 detector will start after the count down and enter detectio...

Page 10: ...le gas for example The icons at the left top of the the display refer to figures above are time and temperature at the right top of the display shows the pump status battery capacity humidity take fig...

Page 11: ...to enter corresponding sub menu press Back to return to normal detection interface 6 2 1 Basic Setting In Basic setting menu user can see various setting as shown in figure 11 press Up and Down butto...

Page 12: ...has 5 options Check History Log History Log Curve Hsitory Log Export Clear CH History Log Clear All History Log In Check History Log menu user can view the quantity of history log figure 18 Move the c...

Page 13: ...l see the steps about history log export figure 22 Note Clear CH History Log is to clear history data of specific channel Clear All History Log is to clear history data of all channels 6 2 3 Real Time...

Page 14: ...detector provide 6 levels target gas concentration calibration as shown in figure 27 28 this calibration should be operate under conditions of certain standard concentration gas Pressure reduction val...

Page 15: ...then calibrate Target gas concentration value will set up to be the standard gas concentration value after calibration 6 2 6 Alarm Settings User can set the alarm limit and alarm mode in this menu as...

Page 16: ...etection and timing detection are optional as it shown in figure 32 When detector is preset as Real Time Measure it provides continuous monitoring and will shows real time concentration in the display...

Page 17: ...second under auto store mode as it shown in figure 35 6 2 8 Time Setting Time setting menu allow user to set date and time this time is related to the time of the concentration values are being record...

Page 18: ...ould prevent drop or impact the detector It is strictly forbidden to use detector in high temperature high humidity or high pressure environment if workingenvironment is high humidity detector need to...

Page 19: ...re will show connection port standby defaulted baud rate is 115200 do not change 4 Enter the history data interface to output datalog there will be menu prompts at the both software and detector inter...

Page 20: ...port Co Ltd 19 ShenZhen Korno Import Export Co Ltd ADD 4E Building 1 NO 6 LiuFang Road 67District BaoAn ShenZhen TEL 86 0755 86110165 666 VIP HOTLINE 86 15002098077 Ms Wang FAX 86 0755 86110165 55 E M...

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