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AMTAST AMT27, Инструкция по эксплуатации

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3 

Overview

 

 

Meter Overview 

 

 

 

Keypad 

 

 

 

Name and Icon 

Function 

 

•    Switches the meter On/Off.

 

•    Press the key to take a measurement.

 

•    Exits the calibration or setting and returns to the measurement 

mode. 

 

•    Starts calibration.

 

•    Enters the setup menu (Press and hold the 

key for 3 seconds). 

 

•   

Stores current reading to memory. 

•    Increase value or scroll up through the menu item.

 

 

•    Views the data log.

 

•    Decrease value or scroll down through the menu item.

 

 

•    Confirms the calibration, settings or 

displayed options. 

 

 

Display 

Measurement chamber 

USB interface 

Measurement module 

Battery compartment 

Содержание AMT27

Страница 1: ...AMTAST AMT27 Portable Turbidimeter Instruction Manual AMTAST USA INC ...

Страница 2: ...mber of calibration points 7 Calibrating the meter 8 Turbidity measurement 8 Selecting the measurement mode 8 Single measurement low turbidity samples 200 NTU 9 Single measurement high turbidity samples 1100 NTU 9 Continuous measurements 9 Data management 10 Storing a measurement result 10 Viewing the data log 10 Deleting the data log 10 Communication 11 Receiving the data 11 Create the Excel file...

Страница 3: ...f meter After the unpacking please check all components are complete If any are damaged or missing please contact the supplier The sample vial in the measurement chamber has been indexed with the 0 02 and 10 NTU standards at the factory Operating principles The AMT27 portable turbidity meter operates on the nephelometric principle of turbidity measurement and is designed to meet the criteria speci...

Страница 4: ...ement mode Starts calibration Enters the setup menu Press and hold the key for 3 seconds Stores current reading to memory Increase value or scroll up through the menu item Views the data log Decrease value or scroll down through the menu item Confirms the calibration settings or displayed options Display Measurement chamber USB interface Measurement module Battery compartment ...

Страница 5: ...in the calibration mode Calibration icon Indicates the meter is calibrating Installing the Batteries 1 Remove the battery compartment cover from the backside of meter 2 Insert the three AA batteries into the battery compartment note polarity 3 Replace the battery compartment cover to its original position Push the stopper until locked If the batteries are depleted the meter allows using the DC5V p...

Страница 6: ...efault turbidity unit NTU Nephelometric turbidity unit NTU FNU Formazin nephelometric unit EBC Turbidity unit of the European Brewery Commission ASBC Turbidity unit of the American Society of Brewing Chemists Set the resolution of measurement 0 01 0 01 0 1 Set the measurement mode Single measurement Yes Continuous measurements Auto power off Enable No Disable Clear all data logs Enable No Disable ...

Страница 7: ...re factory settings The Factory Reset option is used to restore the meter back to default settings If enabled all of the calibration data and selected options will be lost or reset the meter must be recalibrated 3 1 Press and hold the key for 3 seconds to enter the setup menu 3 2 Press the key the display shows Reset Page 8 3 3 Press the Enter key the display shows indicating that do not reset the...

Страница 8: ... must be cleaned thoroughly with deionised water after each measurement Any residues can cause inaccurate readings Turbidity Calibration The AMT27 portable turbidity meter is calibrated with Formazin Standards atthe factory and does not require user calibration prior to use Do not shake or agitate the calibration standard violently to prevent air bubbles The meter allows turbidity calibration up t...

Страница 9: ...next calibration point 2 7 If necessary press the key to select an applicable calibration point 2 8 Repeat steps 2 2 through 2 5 until the meter shows Calibration is completed To exit the calibration mode without saving the calibration press the Meas key Turbidity Measurement Selecting the measurement mode The AMT27 portable turbidity meter contains twomeasurement modes If the single measurement m...

Страница 10: ...flashing 1 6 Wait for the reading to stabilize the Measure icon will stop flashing Press the Meas key the meter will take a measurement again Single measurement high turbidity samples 1100 NTU For the high turbidity samples the solution must be diluted prior to measurement The dilution water can be obtained by filtering deionized water through a 0 45µ m filter membrane 2 1 Repeat steps 1 1 through...

Страница 11: ...he key the display shows the date and time of measurement Format mm dd hh mm 3 Press the key the display shows the stored data 4 Press the key again the display shows the next data set 5 Press the Meas key the meter returns to the measurement mode Deleting the data log If the memory is full the meter will automatically show when the MI key is pressed To delete data logs please follow the steps bel...

Страница 12: ... OK button the application starts If your computer can not find a communication port please click the file CP210xVCPInstaller_x64 exe or CP210xVCPInstaller_x86 exe to update the drive program 3 Click the Connect button the screen shows Port is connected indicating that the communication between the meter and the computer has been established 4 Click the OK button to confirm 5 Click the Receive but...

Страница 13: ...f these vials measuring value and mark it Preparing the formazin standards Preparation of turbidity free water The turbidity free water is used for preparation of turbidity standards and is prepared by filtering deionized water through a 0 45µ m or smaller pore sized membrane Preparation of turbidity standards Turbidity Standard Preparation Method 4000 NTU Dissolve 1g hydrazine sulfate NH2 2 H2SO4...

Страница 14: ...g diode Detector Silicon photodiode Stray Light 0 02 NTU Sample Vial 60 H 25 Dia mm Memory Stores up to 100 data sets Output USB communication interface Display Segmented LCD 60 L 40 W mm Operating Temperature 0 50 C 32 122 F Power Requirements 3 1 5V AA alkaline batteries or DC5V power adapter Dimensions 180 L 85 W 70 H mm Weight 300g Optional Accessories Order Code Description TB GV Sample vial ...

Страница 15: ...e our customer suggestions on how to speed up these efforts Warranty The warranty period for meter is one year from the date of shipment Above warranty does not cover the calibration standards Out of warranty products will be repaired on a charged basis The warranty on your meter shall not apply to defects resulting from Improper or inadequate maintenance by customer Unauthorized modification or m...

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