HACH LANGE drinking water analysis

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WW
DW
PW
LABORATORY ANALYSIS 2_OVERVIEW 3_pH, O 2, CONDUCTIVITY 4_PHOTOMETERS 5_REAGENTS 6_BOD, MICROBIOLOGY 7_TURBIDITY 8_ACCESSORIES
HQD meters—technical data
FEATURE METERS
HQ11D HQ14D HQ30D flexi HQ40D multi
Measurement Description 1 (pH) 1 (conductivity) 1 (pH or conductivity 2 (per channel, pH or
channels or O2) conductivity or O2 or
ISE)
Oxygen Measuring range: 0.00 – 20.0 mg/l; 0 – 200% Automatic air Automatic air
(LDO) Resolution: 0.01 oder 0.1 mg/l; pressure pressure
0.1% saturation
Accuracy: ± 1% of the measuring range
compensation compensation
pH Measuring range: 0 – 14
Resolution: (selectable) 0.1/0.01/0.001
Accuracy: ± 0.002
Temperature compensation: automatic
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Redox potential Measuring range: ± 1,500 mV
Resolution: 0.1
Accuracy: ± 0.1 mV
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Ion Measuring range: electrode-dependent ●
concentration Resolution: (selectable); max. 5 positions
(ISE) 0.1/0.01/0.001
Accuracy: ± 0.1 mV
Conductivity Resolution: max. 5 positions, 2 decimal Measuring range: Measuring range: Measuring range:
places 0.01 μS/cm – 0.01 μS/cm – 0.01 μS/cm –
Temperature compensation: non-linear 200 mS/cm; 200 mS/cm; 400 mS/cm;
(natural water in acc. with DIN 38404/ Accuracy: ± 0.5% Accuracy: ± 0.5 % Accuracy: ± 0.5%
EN ISO 7888), non-linear (NaCl), (1 μS/cm – (1 μS/cm – (1 μS/cm –
linear coefficient [numeric value]
%/°C; no compensation
200 mS/cm) 200 mS/cm) 400 mS/cm)
Calibration With automatic reminder of calibration Max. 4 points 1 point pH max. 4 points pH max. 4 points
and control standard Conductivity 1 point Conductivity 1 point
O2 1 point O2 1 point
ISE max. 5 points
Autoread ● ● ● ●
Status display
Electrode
● ● ● ●
Interfaces Waterproof
USB port for printer,
PC, temperature,
USB memory stick
Password
protection
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Operating options Basic, detail, total (GLP)
Data storage 500 measured values; manual or automatic data storage
IDs For samples and users: alphanumeric, max. 12 characters; 12 sample and 20 user names;
automatic registration of number of samples (0-999)
Measurement
mode
Manual, interval, continuous; measurement methods editable
Display Backlit graphic display; 240 x 160 pixel; automatic switch-off in energy saving mode; with date and time display.
HQ40D only: simultaneous display of 2 parameters and temperature
Power supply Mains power 115 V/250 V (power unit optional) 115 V/250 V;
battery powered 4 AA batteries or rechargeable batteries (battery charger necessary)
Protection rating IP 67 for meter, outdoor electrodes and connections
Dimensions,
weight
95 x 197 x 36 mm (H x W x D), 323 g (without batteries)
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