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JENCO 3175-307A, Manual

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JENCO 3175-307A Manual Download Page 11

10

质量保证

仪器保修一年（以购买日为准）。在保修期内如有质量问题，本
公司将无偿代为修复；如有人为因素造成故障或损坏，本公司竭
诚代为修复，但需酬收工本费（配件如电极头、标准液等消耗品
不在保证范围内）。在将本机退回本公司时，请用包装材料妥为
包好，以避免运输途中碰伤。无论何种情况，在退回本机前，请
先与本公司联系，并得到本公司认可，方可退回本机。

JENCO (中国)公司:上海任氏电子有限公司
地址:上海市松江区泗泾镇望东中路18号
邮编:201601
电话:57619600,57619008
传真:57619240

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Summary of Contents for 3175-307A

Page 1: ...台式电导率计说明书 MODEL 3175 307A 沪制02270148号 3175 307A ...

Page 2: ...目录概述 2 产品检视 2 电源 2 安装电池 2 显示及按键功能 3 A 显示 3 B 按键 4 操作步骤 5 A 标准溶液的配制 5 B 电导率校正 5 C 电导率测量 7 错误显示及原因 8 规格 9 质量保证 10 1 ...

Page 3: ...示目前所在的显示模式即使在校正或测量程序下也会提供使用者各种提示本仪器可以很方便的选择不同的探头用户可选择四种类型的探头 0 01 0 1 1 0 10 0 以便于做更精确的测量整机可显示的电导率值与TDS值此显示可通过按 MODE 键实现 3175 307A 其他功能包括自动切换量程自动温度补偿以及50 60Hz交流噪声排除能力此仪器适合实验室使用产品检视小心地打开包装检视仪器及配件是否有因运输而损坏如有发现请立即通知 JENCO 的代理电源 3175 307A 3175 307可用230V 9V的交流电源适配器也可用6节 AAA 级的碱性电池提供电源在使用仪器之前请先检查交流适配器上的标签以确保电源是正确的如果发现交流电源适配器有误请及时通知JENCO的代理注意如果没有正常的交流电请使用电池供电安装电池 3175 307A 31...

Page 4: ...3 放回电池盖并确保卡扣卡紧图一电池安装图显示及按键功能 A 显示 1 2 3 4 5 6 7 8 9 10 11 图二 LCD 显示 1 mS mS 电导度单位 7 mg L mg L TDS 总固体溶解量单位 3175 307A 2 BAT 低电显示表示须更换电池 8 CELL K 表示电导探棒的 K 值 3 uS uS 电导度单位 9 表示温度系数 3 ...

Page 5: ... 补偿 3175 307A MAN 表示电导率读值不具有温度补偿 3175 307 B 按键 On Off 按住此键 5 秒打开或关闭主机开机后即按此键可打开或关闭主机背光 Cal Cal 按此键可进入校正模式 Mode 选择仪器的测量模式 Clear 3175 307A 连续按此键显示的顺序为带温度补偿的无温度补偿的电导率 TDS 值总固体溶解量 3175 307 无此键显示无温度补偿的电导率值 or Clear Mode Clear 清除键在测量模式下除非长按此键 5 秒机器会删除所有校正值否则此键不起作用目的是防止用户由于误触而删除校正值上键和下键上键和下键仅在校正模式才起作用增加减少需变动的设置项目值在测试状态不起作用 4 ...

Page 6: ...级的 KCL 使它溶解于1000ml的纯水中 3 111 9mS标准溶液 25 精确地称量74 264 g研究用等级的 KCL 使它溶解于1000ml的纯水中注意剩余的未经使用过的标准溶液您可以用密闭的容器在低于 4 摄氏度的环境下储存一周如果您对标准溶液准确性产生疑问请重新配制新的标准溶液 B 电导率校正校正步骤包含6个步骤 TDS因数温度系数参考温度电导电极常数种类选择校正标准溶液方式调整电导电极常数以及直接调整电导电极常数校正详细步骤如下 1 将电导电极的接头与主机的接口连接并按开关键开机 2 等温度读值稳定后请按 Cal 键进入校正模式 CAL 将显示在LCD上 TDS因数 TDS 总固体溶解量是用有温度补偿的电导值乘以TDS因数值取得机器默认值为0 65 你可以用上键和下键调节这个TDS 因数值调整范围是0 30 1 00 按 Enter...

Page 7: ...电极常数上次使用校正过的或默认的此值的调整范围是70 130 次显示将显示电导电极种类你可以用上键和下键选择电极常数种类此整机有四种电极常数种类 0 01 0 1 1 0 and 10 0 按 Enter 键储存新的设定值并进入下一个校正参数界面校正标准溶液方式调整电导电极常数校正 a 把电导电极放入已知电导率标准溶液中详见标准溶液的配制此标准溶液的选择最好基于被测溶液电导值的范围之内 b 把电极浸入标准溶液中至少2 3英寸或者5 7cm 并稍作搅动以便消除电极极片上的空气泡整机将显示标准溶液的电导率值在校正步骤中请先确认以下参数已设定完成温度系数设成1 91 参考温度设成25 0 注意如果你想直接用输入常数值调整请按 Enter 键进入直接调整电导电极常数校正 c 稍等片刻等待温度稳定当温度稳定后你可以用上键和下键调节这个标准的电...

Page 8: ...显示电导电极常数偏差并同时增加或减少此值此值可从70 130 放开上键或下键主显示将显示标准溶液的电导率值 c 调动此电导电极常数值使得电导率值与25 的标准溶液值一致按 Enter 键储存新的设定值并退出校正模式回到测量模式 C 电导率的测量 1 电极接上整机后开机把清洗后的电极直接放入被测溶液中至少浸没２３英寸或者５７cm 稍做搅动赶出电极片上的空气泡 2 按 Mode 键切换到自己需要测量的参数电导率或 TDS 机器在自动切换量程的时候显示 over 或 undr 是正常的当温度稳定后就可以读取测量值此值才为被测溶液的测量值注意 3175 307 无 Mode 键因此无切换功能整机显示无温度补偿的电导率值 ...

Page 9: ...请联系Jenco的服务部门 0 0 100 0 被测溶液电导率值 200 0mS 被测溶液 TDS值 200g L 清洗电极或更换电极电导电极受污染或已损坏输入的电极常数值不正确正确输入电极常数值校正模式显示 over 标准溶液错误电导电极受污染或已损坏输入的电极常数值不正确更换标准溶液清洗电极或更换电极正确输入电极常数值被测溶液温度 100 降低被测溶液温度 over 电导电极损坏更换电极被测溶液温度 0 0 升高被测溶液温度测量模式显示 over undr 电导电极损坏更换电极 ...

Page 10: ...9 99mS cm 0 1uS cm 1uS cm 0 01mS cm 0 5 全量程 0 5 全量程 0 5 全量程电导率 K 10 0 0 to 1999uS cm 2 00 to 19 99mS cm 20 0 to 199 9mS cm 1uS cm 0 01mS cm 0 1mS cm 0 5 全量程 0 5 全量程 0 5 全量程温度 0 0 to 100 0 C 0 1 C 0 2 C 参考温度 15 0 to 25 0 C 温度系数 0 0 to 4 0 电导电极常数 0 01 0 10 1 00 10 0 TDS因数 3175 307A 0 30 to 1 00 默认为0 65 电源 6节7号 AAA 电池及稳压源校正存储 EEPROM 音效回馈所有按键终点锁定有显示 pH mV 温度 22mm 14 5mm 高 LCD 环境温度 0 50 C 相对湿度 9...

Page 11: ...质量问题本公司将无偿代为修复如有人为因素造成故障或损坏本公司竭诚代为修复但需酬收工本费配件如电极头标准液等消耗品不在保证范围内在将本机退回本公司时请用包装材料妥为包好以避免运输途中碰伤无论何种情况在退回本机前请先与本公司联系并得到本公司认可方可退回本机 JENCO 中国公司上海任氏电子有限公司地址上海市松江区泗泾镇望东中路18号邮编 201601 电话 57619600 57619008 传真 57619240 ...

Page 12: ...NPUT 12 INSTALLING THE BATTERIES 13 DISPLAY KEYS FUNCTIONS 14 A Display 14 B Keys 15 OPERATIONAL PROCEDURES 16 A Preparing Standard Solutions 16 B Calibration 16 C Conductivity Measurements 18 ERROR DISPLAYS AND TROUBLESHOOTING 19 SPECIFICATIONS 20 WARRANTY 21 11 ...

Page 13: ...s the user to easily recalibrate the parameters for the probe A few keystrokes will adjust all the parameters for conductivity and will also give the user the option to select four types 0 01 0 1 1 0 10 0 of probe cell constant for a better selection of available probes and applications And the user can input K value of the cell by keypad directly The system simultaneously displays temperature in ...

Page 14: ...diately INSTALLING THE BATTERIES To insert the batteries into the meter follow the procedure outlined below 1 Use two hands to flip the two buckles and battery cover to expose the battery compartment Figure 1 2 Note the polarity and insert the six AAA batteries into the battery compartment correctly 3 Replace the battery cover Figure 1 Battery compartment 13 ...

Page 15: ... constant value 3 uS 9 Microsiemens indicates Indicates Temperature Coefficient Conductivity measurement 4 CAL 10 MAIN DISPLAY This will be displayed when the unit enters into the calibration mode For Conductivity and TDS values 3175 307A For Conductivity values 3175 307 5 AUTO 11 SECONDARY DISPLAY For temperature in display Auto ranging indicator 6 ATC MAN ATC indicates Compensated Conductivity 3...

Page 16: ... sequentially display Compensated Conductivity Uncompensated Conductivity and TDS Clear 3175 307 has not this key It displays Uncompensated Conductivity or Clear Mode Clear When this key is pressed it clears all calibration values stored in the internal memory Under normal use the key will not be activated unless pressed and held for 5 seconds to prevent accidental erasing stored memory Up Down In...

Page 17: ...ml of distilled water Note You can store the remaining solution in a plastic container for one week but the air space between the cap and the solution must be kept to an absolute minimum Storing the excess solution below 4 can increase the storage life If you have any doubt of the accuracy of the stored solution a fresh batch should be prepared B Calibration Calibration setup contains six sections...

Page 18: ... Enter key to save the new value and go to the next calibration parameter Probe Basic Cell Constant The main display shows the deviation of the conductivity probe calibrated previously or default the deviation range is 70 130 100 without error The secondary display shows the current selected cell constant Using the up and down keys to adjust the probe basic cell constant to that you use from the 4...

Page 19: ...return to normal operation b Press and hold the up or down key the main display will show the deviation of the conductivity probe You can now input the K value from 70 130 of the probe basic cell constant After releasing the up or down key the unit will display the conductivity value with the CELL K staying on c adjust the K value until the conductivity value displayed on the LCD matches the value...

Page 20: ...be tested Conductivity cell contaminated or defective Incorrect K constant value input Decontaminate clean cell or replace cell Input correct K value Incorrect standard solution Conductivity cell contaminated or defective over during calibration Incorrect K constant value input Replace standard solution Decontaminate clean cell or replace cell Input correct K value Sample temperature 100 Reduce sa...

Page 21: ... 1999uS cm 2 00 to 19 99mS cm 20 0 to 199 9mS cm 1uS cm 0 01mS cm 0 1mS cm 0 5 FS 0 5 FS 0 5 FS Temperature 0 0 to 100 0 C 0 1 C 0 2 C Reference Temperature 15 0 to 25 0 C Temperature Coefficient 0 0 to 4 0 Cell Constant 0 01 0 10 1 00 10 0 TDS Constant Range 3175 307A 0 30 to 1 00 default at 0 65 Power Six AAA Batteries Calibration Back up EEPROM Audio Feedback All Touch Keys Display Conductivity...

Page 22: ...oducts will be repaired on a charge basis RETURN OF ITEMS Authorization must be obtained from one of our representatives before returning items for any reason When applying for authorization have the model and serial number handy including data regarding the reason for return For your protection items must be carefully packed to prevent damage in shipment and insured against possible damage or los...

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