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Orion Star A215 Benchtop pH/Conductivity Meters

3

Keypad

1. Press 

 to power the meter on. When the meter is on, press and quickly release 

 to turn the 

backlight on or off or press and hold 

 for about three seconds to power the meter off.

2. Press 

 to exit any meter function and return to the measurement mode. 

3. The 

f1

f2

and

 

f3

  function keys perform a variety of meter operations. The menu-specific operation is 

shown above each key. For example, press 

f1

 in the measurement mode to start a calibration.

4. The 

 or 

 keys are used as navigation keys (up, right, down, left) when selecting from 

a fixed list or grid of meter options. In the measurement mode, these keys are used to access the setup 
menu, change the measurement mode, manually log or print a measurement and hold (freeze) a displayed 
measurement.  

5. Press 

 to turn on or off the stirrer probe (Cat. No. 096019). 

6. Press 

 to access the calibration log and data log.

Press the f1, f2 and f3 function keys to perform the action shown above each key 
on the display. 

Press to turn the meter on.

When the meter is on, press and quickly release to turn the display backlight on or 
off or hold down to turn the meter off.

In the measurement mode, press to take a measurement. 

In the setup, calibration and other menus, press to escape the current menu and 
return to the measurement mode.

In the measurement mode, press to enter the setup menu. 

In the setup, calibration and other menus, press to scroll up through a list of options.

In the continuous measurement mode, press to freeze the displayed measurement and 
press again to unfreeze the measurement.

In the setup, calibration and other menus, press to scroll left through a list of options.  

In the single channel measurement modes, press to change the displayed measurement 
mode. Options for channel 1 are pH, mV, RmV (relative mV), ORP and ISE. Options for 
channel 2 are Cond (conductivity), TDS, Salinity and Res (resistivity).

In the setup, calibration and other menus, press to scroll right through a list of options.

In the measurement mode, press to log or print a measurement. 

In the setup, calibration and other menus, press to scroll down through a list of options.

Press to view the data log and calibration log.

Press to start or stop the stirrer probe.

Keypad Display Information

Summary of Contents for Orion Star A215

Page 1: ...ding to the directions in the electrode user guide 2 Connect the appropriate items as labeled on the meter and as shown in the gure to the right Electrode Arm The electrode arm can be attached to eith...

Page 2: ...t stability M 100 Indicates a method is in use and the number of the method being used pH Indicates the type of measurement and determines the type of calibration that will be performed ready Speci es...

Page 3: ...n When the meter is on press and quickly release to turn the display backlight on or off or hold down to turn the meter off In the measurement mode press to take a measurement In the setup calibration...

Page 4: ...t to accept the displayed value b Press f3 edit to access the numeric entry screen and edit the value i Press or to highlight a number decimal point or negative sign press f3 enter to select the highl...

Page 5: ...and place into the standard 3 When the conductivity cell and standard are ready press f3 start 4 Wait for the conductivity value on the meter to stabilize and stop ashing and perform one of the follow...

Page 6: ...data log is enabled in the setup menu 1 Rinse the pH electrode conductivity cell and any other electrodes in use with distilled water blot dry with a lint free tissue and place into the sample 2 If th...

Page 7: ...bmenus a To select a value from a list of options press or to highlight the desired value and press f3 select to set the value b To enter a numeric value use the numeric entry screen i Select the valu...

Page 8: ...t Temperature Calibration t Temperature Input Method Mode Settings t Measure Mode t Read Type t Cell K t Stability t Averaging t Ref Temp t Temp Comp t Temp Coeff t Alarm Settings Temperature t Manua...

Page 9: ...usethe numericentryscreentochangethevaluesandpressf1 back whenthetimeintervaliscorrect 6 Press to return to the measurement mode pH Buffer Group Selection The selected buffer group allows for the auto...

Page 10: ...tycell a Press or to highlight a number or decimal point press f3 enter to select the highlighted item and repeat until the nominal cell constant value is shown b Press f2 done to exit the numeric ent...

Page 11: ...or EP and press f3 select 6 Press to return to the measurement mode Viewing the Calibration Log 1 In the measurement mode press 2 Press or to highlight Calibration Log and press f2 accept 3 Press or...

Page 12: ...Tel 81 045 453 9175 wai asia thermo sher com Australia Tel 613 9757 4300 in Australia 1300 735 296 InfoWaterAU thermo sher com 9 0 0 1 2 0 0 8 68X576505 RevA 0811 Viewing the Data Log 1 In the measure...

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