Wahl 392M Manual de usuario Pagina 1

NAVAIR 17–20SC–42TECHNICAL MANUALINSTRUMENT CALIBRATION PROCEDURESC–42pH METERS(HAVING pH TOLERANCES NOT BETTER THAN +0.03 PH)THIS PUBLICATION SUPER

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.Beckman Instruments pHI 31 pH Meter MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION TE

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.Beckman Instruments pHI 31 pH Meter MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION TE

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.Corning M103 pH Meter MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION TESTED

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.Corning M103 pH Meter MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION TESTED

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.VWR Scientific 34100–674 pH Meter MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION TEST

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.VWR Scientific 34100–674 pH Meter MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION TEST

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.Orion Research 201 Digital pH Meter MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION TE

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.Beckman Instruments 2000 Ion Analyzer MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION

(mV) (mV)4.1.4 Depress TI – mV pushbutton –1100 –1098 to –1102–1300 –1298 to –13024.2 pH Indication Tests4.2.2 TI Controls(s):Depress STBY, pH, and EX

TEST INST (S) CALIBRATION CHECKLIST PROC. NO.Beckman Instruments 2000 Ion Analyzer MFG. MODEL SER. NO.PROCEDURE STEP NO. (1) FUNCTION

LIST OF EFFECTIVE PAGESThe purpose of this list is to identify the pages in this document affected by any technical content changes made since theprev

TABLE OF CONTENTSSection Page1 Introduction and Description 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SECTION 1INTRODUCTION AND DESCRIPTION1.1 This procedure describes the calibration of pH Meters having pH tolerances not better than +0.03 pH. The i

Valhalla 2720 GSWahl 392MLeeds and Northrup 93301Lab stockGeneral Cement 8867 orLocal supplyOmega PHA–4, PHA–7 & PHA–10 orOrion 910104, 910107 &am

SECTION 4CALIBRATION PROCESSNOTEUnless otherwise specified, verify the results of each test and take corrective action whenever the test requirement i

4.2 PH INDICATION TESTS NOTE The following test results will be invalid unless the ambient temperature of the TI can be maintained within69 to 77 deg

4.3.4 Set the TI controls as specified on the applicable checklist. NOTE For TIs that use manual temperature compensation only, place the digital the

4.4.4 Set and allow the temperature chamber and TI to stabilize at 25C (77F) and verify that the TI indicates within thespecified limits of the sta