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Application area

Appearance 2 Aquaculture 3 Beverages 37 Brewing 33 Chromatography 3 Dairy industry 2 Drinking water 81 Electroplating 3 Environmental monitoring 38 Equipment for water utilities 19 Food production 36 Industrial 6 Laboratory analysis 52 Meat production 4 Medicine 11 Oil and gas 5 Package control 2 Pharmaceuticals 14 Pools and spa 4 Process control 44 Quality control 2 Reagents 1 Scales 1 Soil analysis 21 Storage conditions monitoring 2 Test kits 3 Treatment facilities 38 Veterinary 2 Wastewater 87 Water filtration 2 Water supply 15 Wine production 3

Type

Conductivity Standard Solution 41 Field 1 Industrial 15 Laboratory 13 On-line 3 Pocket 5 Portable-field 27 Standard solutions - one-parameter analysis 5 Stationary 1

Industry

Pulp and paper 51 Power generation 46 Chemical 74 Municipal 98 Transport 30 Food and Beverage 89 meteorological 1 Ecology 48 Glass 27 Pharmaceutical 51 Semiconductor 7

Brand name

Campbell Scientific 1 HORIBA 10 Hach 86 Hanna Instruments 10 Mettler Toledo 11 ProMinent 1 Sigrist 1

Measurement Range

0 - 14 pH 11 0 - 19.99 mS/cm 1 0 - 99.9 µS/cm 1 0 - 1990 µS/cm 1 0.0 - 1999 µS/cm 2 0.0 µS/cm - 200 mS/cm 7 1.3 µS/cm 1 2 - 14 pH 5 5 µS/cm 1 10 µS/cm 1 12.85 mS/cm 1 12.88 mS/cm 7 25 µS/cm 1 46.7 µS/cm 1 84 µS/cm 3 100 µS/cm 2 111.3 mS/cm 1 146.9 µS/cm 2 147 μS/cm 3 180 µS/cm 1 250 µS/cm - 2500 mS/cm 1 445 µS/cm 1 500 µS/cm 1 1000 μS/cm 3 1015 µS/cm 1 1408 µS/cm 1 1412 µS/cm 1 1413 µS/cm 11 1417 µS/cm 1 1990 µS/cm 2 3960 µS/cm 1 5000 µS/cm 1 10000 µS/cm 2 12880 µS/cm 1 12890 µS/cm 1 18000 µS/cm 1 111800 мкСм/см 1 pH 7.01 1 ± 3 Abs (wavelength range 340 - 900 nm) 1 ±3,0 Abs, 340–900 нм 1

Light source

Deuterium lamp (UV) 1 Tungsten (VIS) 1

Wavelength range

190 - 1100 nm 1 320 -1100 nm 2

Accuracy

1% FS 1 2% FS 1 Cond, Sal, TDS ±1%, Temp ±0,5°C 1 Cond, Sal, TDS ±1%, Temp ±0,5°C, pH ±0,01 1 ±0.5% 2

Compatibility

Ampoule reagents 1 Cuvette test system LCK 1 Powder reagents 1 Titrator AT1102 1 Titrator AT1112 1 Titrator AT1122 1 Titrator AT1222 1

Wavelength resolution

0.1 nm 1

Operating mode

Absorbance and Concentration 1 Scanning 1 Transmittance (%) 1

Measurement method

Potentiometric (zero & imposed current), amperometric, colorimetric 3

Pre-programmed methods

> 250 1

Power supply

4 AAA alkaline batteries 4 12 V DC 1 50 - 60 Hz 6 50/60 Hz / 100 - 240 V AC 2 100 - 240 V 2 100 - 240 V, EU power cord 1 100 - 240 V, no power cord 1 100 - 240 V AC, 24 V DC 2 Power cord 1

Number of inputs

4 2 6 1 8 1 single-channel 12 three-channels 3 two-channel 16

Operating temperature range

-10 - 110 °C 3 -20 - 55 °C 4 -20 - 55 °C 1 -20 - 60 °C 2 -40…+60°C 1 0 - 50 °C 3 0 - 60 °C 12 0…+50 °C 1 10–40 °C 2 15 - 35 °C 3

Features

Двустороннее P/PID-регулирование; мониторинг pH-датчика; 2 исполнения IP65/IP54; расширение функций через код активации; 20 языков 1

Sensor type

4-pole graphite 2

Compliance with the standard

IP54 1

Measurement Range (2)

0 - 10 ppt; 0.0 - 1.0 % 2 0 mg/L - 50.0 g/L NaCl 4 0 μS/cm - 200 mS/cm 11 30 ppm TDS 1 300 ppm TDS 1 1000 ppm TDS 1 3000 ppm TDS 1 ±1200 mV 5

Measurement Range (3)

0 - 42 ppt or ‰ 3 0 - 999 ppm 2 0 mg/L - 50 g/L NaCl 5 0.05 - 20 mg/L O2 2

Cuvette compatibility

Optional 100 mm rectangular cell with addit. adapter 1 Rectangular: 10, 20, 30, 50 mm, 1 inch 1 Round: 13 mm, 1 inch 1

Version

multiparameter 25 single parameter 4

Relative humidity

0 - 95%, non-condensing 5

Accuracy

5 mAbs при 0,0–0,5 Abs; 1% при 0,5–2,0 Abs 1 ±1,5 нм в диапазоне 340–900 нм 1

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HQ440D Laboratory Dual Input, Multi-Parameter Meter + Electrode Holder

The HQD digital measuring / electrode system combines reliability, flexibility and ease of use. The replaceable INTELLICAL electrodes are automatically recognized and store all the necessary data.

SKU: HQ440D.98.00012