Hach TitraLab, User Manual

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5
Section 1 Specifications
These are subject to change without notice!
Performance specifications
Measuring principle
Acid–base titration
pH: potentiometric determination
Application area
LLV2301.97.1002
Determination of pH and acid content of tartaric acid and sulfuric
acid in wine
LLV2302.97.1002 Determination of pH and acid content in dairy products
LLV2304.97.1002
Determination of pH and acid content of citric acid in tomato sauce
and tomato products
LLV2306.97.1002 Determination of pH and acid content of lactic acid in brine
Measuring range
LLV2301.97.1002
0–37.50 g/L tartaric acid
0–24.50 g/L sulfuric acid
0–14 pH
LLV2302.97.1002
°SH, °D,
g lactic acid/100 mL sample
0–14 pH
LLV2304.97.1002
0.06–6.4% citric acid (1 g sample)
0–14 pH
LLV2306.97.1002
0.04–4.5% lactic acid
0–14 pH
Resolution Dependent on the selected units
Electrode
pH electrode, combined reference electrode, with built-in Pt 1000
sensor
Calibration One, two or three-point calibration
Buffer recognition Automatic: pH 2.00; 4.01; 7.00; 9.21 and 10.90 (at 25 °C)
Programs pH measurement, 1 titration program, 1 calibration program
Languages English, Spanish, French and Italian
Data logger 55 data records
Date/time DD-MM-YYYY
Display 128 x 64 pt, backlit liquid crystal display
Keypad
7 membrane keys, splash-proof, PET,
lifetime of >6 million key-presses
Burette Resolution 0.001 mL
Material of syringe Polypropylene
Volume 10 mL
Tubes White PTFE tubes
Inputs and outputs
Measuring electrode BNC connector
Magnetic stirrer RCA connector (cinch)
Computer or printer RJ11 telephone connector
Power supply, external 24 VAC, 1.25 A, 30 VA
Mouse
Mini-DIN connector (only available on LLV2301.97.1002,
LLV2302.97.1002 and LLV2306.97.1002)