使用说明书（英文）
机型：
618N
编制：
TC CHEN
日期：
2008-7-20
文件编号：
K618N-01
修改：杨启娜
2009-4-3
版本：
02
核准：杨健寿
版本
01
：由
618 MANUAL
修改，纸型仍沿用
618
模式。删除了更换
日期电池部分，增加了清楚所有数据命令。
09-01-14
：封面改为印刷版面，
P2
改插图。
09-4-3
：修改
P2~5
，
P8
P10
P11
页码内容，增加
BAT
画面及地
址信息更正
.
09-4-15:
电极头浸泡液改用
3M KCL FOR 2 HOURS
。
Page 1: ...Operation Manual MODEL pH 618N Microcomputer Based pH Temperature Pocket Meter pH618N...
Page 2: ...ption 3 B VisionPlus Graphical Display 3 OPERATION MODES AND KEYPAD OPERATIONS 4 A Operation Modes 4 B Keypad Operations 4 USING VISIONPLUS pH 618N 5 A Power ON OFF 5 B Set Date and Time 5 C Select Bu...
Page 3: ...nstrument can operate within specifications for approximately2 3 hours after low battery indicator appears 1 Shown in the right figure 2 Take off the battery cover 3 Remove all of the old batteries an...
Page 4: ...r 5 Electrode ATC assembly Electrode cap is not shown B VisionPlus Graphical Display 1 DATE MM DD YY 2 HOLD mode indicator 3 MEASURE mode indicator 4 CALIBRATION buffer s 5 TIME HH MM 24H format 6 pH...
Page 5: ...et Mode is used to change date and time 6 Buffer Select Mode Buffer Select Mode is used to select the buffer set which can either be 7 00 7 00 4 01 10 01 or 6 86 6 86 4 00 9 18 B Keypad Operations Key...
Page 6: ...d Scrolls through stored data Date and Time Set 0 second Decreases current number SCROLL Buffer Select 0 second Selects new buffer set USING VISIONPLUS pH 618N A Power ON OFF Press HOLD key for 2 seco...
Page 7: ...H meter will perform end point sensing to determine when the calibration reading is stable Meter is calibrated when WAIT icon disappears and the unit will automatically enter the next point calibratio...
Page 8: ...E and M XX icons will appear indicating the reading has been saved and stored in memory location XX The unit will automatically returns to Measure Mode and ready to perform other task Note The Model p...
Page 9: ...trode ATC assembly as shown in the right figure 2 Remove the old electrode from the electrode collar 3 Insert a new electrode make sure the electrode fit back into the meter correctly 4 Screw back the...
Page 10: ...0 00 to14 00pH range Over Range or Recalibrate OVER 0 0 60 0 C pH CAL a pH STAND b pH SLOPE a Offset 7 00pH mV 90mV Offset 6 86pH mV 98 3mV b New slope ideal slope by 30 Use a new buffer solution Repl...
Page 11: ...Electrode Slope recognition 30 at pH 4 00 4 01 9 18 and 10 01 Input impedance 1012 Temperature Temperature sensor Thermistor 10 k at 25 C Temperature unit Default in factory General Power Meter LR44...
Page 12: ...protection items must be carefully packed to prevent damage in shipment and insured against possible damage or loss Jenco will not be responsible for damage resulting from careless or insufficient pa...
Page 13: ...618N TC CHEN 2008 7 20 K618N 01 2009 4 3 02 2009 4 3 01 618 MANUAL 618 09 01 14 P2 09 4 3 P2 5 P8 P10 P11 BAT 09 4 15 3M KCL FOR 2 HOURS...
