Lamotte 5 Series pH Meter User Manual

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102.8 Switching the Meter On1. Press the ON/OFF key. All LCD segments will display momentarily as the meter performs a self-diagnostic test. The meter

11For a 1-point calibration, the calibration should be performed with a pH buffer value closest to the expected sample value being measured. The meter

125. Allow the reading to stabilize. Press the ENTER key to confi rm the calibration. “CO” will be displayed momentarily before reverting to the pH me

133.1.3 Resetting User Calibrated ValuesThe calibrated pH values can be reset to the factory default using the procedure below. The temperature offse

144. Press INC key until the display shows the desired temperature. The meter will allow an adjustable maximum value of ±5 °C from the factory defaul

15 4. MEASUREMENT4.1 Taking Measurements1. Before measurement, rinse the pH probe and temperature probe with clean water to remove any impurities.2.

165. ELECTRODE CARE AND MAINTENANCEFor best results, store the pH probe bulb wet. Store the pH glass bulb in pH probe storage solution. NEVER use deio

177. SPECIFICATIONSpH Range 0.00 to 14.00 pH Resolution 0.01 pH Accuracy ±0.01 pHpH Slope Range 80 to 120%No. of Calibration Pts 1 to 3 points (push

188. REPLACEMENT PARTS AND ACCESSORIESItem Description CodepH Probe 1904Temperature Probe 1909AC Adapter, 110 mV 1726-110AC Adapter, 220 mV 1754Buffe

1910. RETURN OF ITEMSShould it be necessary to return the meter for repair or servicing, pack the meter carefully in a suitable container with adequat

PO Box 329 • Chestertown • MD • 21620800-344-3100 • 410-778-3100 • f 410-778-6394www.lamotte.com626094-33 3.14

3WARNING! This set contains chemicals that may be harmful if misused. Read cautions on individual containers carefully. Not to be used by children exc

4TABLE OF CONTENTS1. INTRODUCTION 52. GETTING STARTED 62.1 Description of Keypad Functions 72.2 Description of LCD Annunciators 72.3 Inserti

51. INTRODUCTIONThe pH 5 PLUS microprocessor-based handheld meter is economical and easy to use. It has a large custom LCD (Liquid Crystal Display) fo

62. GETTING STARTED2.1 Description of Keypad FunctionsThe pH 5 PLUS has four keys on the splash-proof keypad: ON/OFF, HOLD/ENTER, CAL and MODE/INC. ON

72.2 Description of LCD AnnunciatorsThe large custom LCD consists of 3½-digit segments which uses annunciators for pH or °C (Temperature). Other annun

82.4 Inserting New BatteriesThe battery compartment is found at the back of the instrument. To open the battery compartment, push the cover in the dir

92.6 Connecting the Electrode and Temperature SensorTo connect the probe to the meter, align the BNC connector slots with the posts of the meter socke