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STARTER 300 Portable pH Meter                                                  EN

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3

 

 

 

1.3 

Display and controls

 

 

Displays

 

 

Electrode condition  

 

Slope: more than 95% 

and offset: ± (0-15) mV 
Electrode condition is good 

 

Slope: 90-95% 

or offset: ± (15-35) mV 
Electrode condition is 
acceptable 

 

Slope: less than 90% 

or offset: ± (>35) mV 
Electrode condition is not 
good or needs cleaning 

 

 

 
Endpoint stability icon 

  ;   Auto endpoint icon  

 

Measurement icon -   ; measurement or calibration is running  

Calibration icon - 

; calibration in progress 

Setup icon - 

; instrument is in the setup mode 

Battery status icon shows the condition of the batteries - fully charged, half-charged or fully 
discharged  

pH/mV reading or slope in calibration process 

Calibration point 

 / Buffer group 

 

/Memory number 

/ Error index 

 

Auto temperature compensation - 

ATC

 ; Manual temperature compensation - 

MTC

 

10  Temperature during measurement or offset in calibration process 

 

10 

Summary of Contents for ST300

Page 1: ...STARTER 300 Portable pH Meter Instruction Manual...

Page 2: ......

Page 3: ...defined buffer group 8 4 STARTER 300 OPERATION 9 4 1 Calibration 9 4 1 1 Buffer group 9 4 1 2 Performing 1 point calibration 10 4 1 3 Performing 2 point calibration 11 4 2 Sample measurement 12 4 2 1...

Page 4: ......

Page 5: ...g design for quick product identification IP54 protection against dust and water Ohaus renowned user friendly software 1 1 Definition of Signal Warnings and Symbols Safety notes are marked with signal...

Page 6: ...nce Use the equipment only in dry locations Dry off any liquid spills immediately The instrument is not watertight When using chemicals and solvents comply with the instructions of the chemical produc...

Page 7: ...to endpoint icon 3 Measurement icon measurement or calibration is running 4 Calibration icon calibration in progress 5 Setup icon instrument is in the setup mode 6 Battery status icon shows the condit...

Page 8: ...off Start calibration Review the latest calibration data slope offset Meter turn on Return to measurement screen Meter turn off Store current reading to memory Increase value during setting Scroll up...

Page 9: ...e pH Electrode 83033966 ST320 3 in 1 plastic gel pH Electrode no need to fill 83033967 ST230 2 in 1 glass muddy sample pH Electrode 83033968 STORP1 Gel plastic ORP electrode 30038555 STORP2 Refillable...

Page 10: ...y cover and tighten the battery cover screw 2 3 Installing the electrode clip The electrode clip is an electrode holder that can be placed on either side of the housing Attach the clip by inserting th...

Page 11: ...EN 7 2 5 Integrated stand for table top use STARTER 300 has an integrated table stand as shown which can be pushed out to use the meter on a lab bench or desk To close the stand push the middle edge...

Page 12: ...or to switch between C and F Press to confirm your selection Then Continue with MTC temperature setting by using or to adjust temperature compensation accordingly Press button to confirm the setting...

Page 13: ...n press the button to operate Calibration or measurement WARNING Do not operate the equipment in hazardous environments The equipment is not explosion protected WARNING When using chemicals and solven...

Page 14: ...tion value you need to press button when reading is stable and displays then the sample reading or calibration value freezes blinks 3 times and freezes on the display o When in Auto End Point Mode the...

Page 15: ...nt screen 3 Rinse pH electrode then put into another buffer press button to do the 2 point calibration see 4 1 3 4 1 3 Performing 2 point calibration Perform 1 point calibration as described above Rin...

Page 16: ...d If the meter does not detect a temperature electrode it automatically switches to the manual temperature compensation mode and MTC appears MTC temperature should be set See section 3 1 in this manua...

Page 17: ...essing button or button to scroll through the stored results until MRCL appears Press button CLr blinks There are now two choices Press button to confirm the deletion of all the stored data Press butt...

Page 18: ...e stored once Perform a new measurement to store For further technical support please contact Ohaus US please contact 1 800 672 7722 5 2 Meter maintenance Never unscrew the two halves of the housing T...

Page 19: ...key an icon disappears from the screen continue to press the other keys until all the icons have disappeared When the self diagnosis has been completed successfully PAS appears If self diagnosis fails...

Page 20: ...ility is assured at ambient temperatures between 5 C to 40 C Model ST300 Measuring range 0 00 14 00 pH 1999 1999 mV 0 C 100 C Resolution 0 01 pH 1 mV 0 1 C Error limits 0 01 pH 1 mV 0 5 C Calibration...

Page 21: ...able online at europe ohaus com europe en home support weee aspx Thank you for your contribution to environmental protection FCC Note This equipment has been tested and found to comply with the limits...

Page 22: ...10 46 45 1 98 4 04 6 97 9 03 10 28 50 1 98 4 06 6 97 8 99 10 10 Buffer group b3 JJG119 Temp pH1 68 pH4 00 pH6 86 pH9 18 pH12 46 5 1 67 4 00 6 95 9 39 13 21 10 1 67 4 00 6 92 9 33 13 01 15 1 67 4 00 6...

Page 23: ...ct has been damaged by accident or misuse exposed to radioactive or corrosive materials has foreign material penetrating to the inside of the product or as a result of service or modification by other...

Page 24: ......

Page 25: ...STARTER 300 Portable pH Meter EN 19...

Page 26: ...377 9000 Fax 1 973 944 7177 With offices worldwide Con oficinas en todo el mundo Avec des bureaux dans le monde entier Com escrit rios no mundo inteiro www ohaus com PN 12113777 E Ohaus Corporation 2...

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