Myron-l PTBT2 User Manual download pdf (Page 5)

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8. WhentheLEDashesslowly,swirlthepenaroundtoremovebubbles,keepingthe

cellsubmerged.TheCalibrationscreenwilldisplay.“Calibrating 7.0 pH ...”

9. WhentheLEDlightgoessolidON,theCalibrationscreenwilldisplay

“7.0 ph CAL SAVED”alongwiththebeforeandaftercalibrationvalues.

10. DONEandCONTINUEButtonswillappearatthebottomoftheCalibrationScreen.

NOTE:TaptheDONEbuttontoendthecalibrationatthispoint,or;

11. Rinse the pH sensor withthe next pH buffer (it can be either 4.0 pH or 10.0 pH

buffer).

12. TaptheCONTINUEButtontocalibratethenextpoint.

13. Repeatsteps7trough10.Theinstrumentwill

automaticallyrecognizethecalibrationpointbasedonthebufferused.

14. Afterthe3rdcalibrationpointissuccessfullysavedonlythe

DONEbuttonwillappear.Tappingthisbuttonendsthe

calibration.

C. Single-Point Calibration.

1. Usingeither4,7,or10pHbuffer,performthecalibrationasdescribedinsteps1

through9ofSectionB.

2. Afterthecalibrationpointissuccessfullysaved,taptheDONEbutton

D. Factory Calibration

WhenpHbuffersarenotavailable,thePTBT2canbereturnedtofactorydefault

calibrationusingtheFACCALfunction.Thiswillerasestoredwetcalibrationconstants.

NOTE:defaultfactorycalibrationresetstheelectronicsonlyanddoesNOTtakethe

conditionofthesensorintoconsideration.

1. InsidetheApptaptheCALbuttonintheFeatureNavigationBar.TheAppscreen

willsay,“Paired ULTRAPEN is Ofine.”

2. Pressandreleasethepushbutton.Thescreenwilldisplay,“Press and hold the

button on the ULTRAPEN to enter CAL mode”.

3. PressandHoldtheULTRAPEN’sbuttontheLEDwillgotosolidONandtheApp’s

Calibrationscreenwillappear.

4. TaptheredFAC CALbutton.Awarningdialoguebox

willappear.

5. TaptheOKbuttoninthedialoguebox.TheApp’sCalibratingscreenwilldisplay,

“FAC CAL Reset”.

MAINTENANCE

I. Battery Replacement

ThePTBT2App displayhas anindicator thatdepicts the penbattery’s chargelevel.

Whenthechargelevelfallsbelow25%,theindicatorwillashred.Imediatelyreplace

thebatterywithannewNtypebattery.

1. InaCLEAN DRYplaceunscrewthebatterycapinacounter-clockwisemotion.

2. Slidethebatteryandbatteryhousingoutofthepen.

3. Removethedepletedbatteryfromitshousing.

4. Insertanewbatteryintothebatteryhousingorientedwiththenegativeendtouching

thespring.

5. Alignthegroovealongthebatteryhousingwiththeguidebumpinsidethepencase

andslidethebatteryhousingbackin.

6. Screwthebatterycapbackoninaclockwisedirection.

... Continued from page 3

II. Routine Maintenance

1. ALWAYSrinsethepHsensorwithcleanwateraftereachuse.

2. ALWAYSreplacethesoakercaphalfﬁlledwithpHSensorStorageSolutionto

preventthesensorfromdryingoutaftereachuse.

3. Ifthesensorbecomesdirty,cleanthesensorsurfacewithanisopropylsoaked

cottonswab.Thenrinsethoroughlywithcleanwater.

4. Donotdrop,throworotherwisestrikethepen.Thisvoidsthewarranty.

5. Donotstorethepeninalocationwheretheambienttemperaturesexceedits

speciﬁedOperating/StorageTemperaturelimits.

Do not over tighten.

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Myron-l PTBT2 User Manual Page 5

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