Automatic Buffer Recognition:Color-coded: 4.01, 7.00, 10.01 pH; IUPAC: 1.679, 4.005, 7.000, 10.012, 12.45 DIN: 1.09, 4.65, 9.23 User-defined custom buffer sets
Backlight:?
Barometric Pressure Measurement:For automatic compensation of DO when using an LDO or LBOD probe
Benchtop:?
BOD5/CBOD resolution:Available when used with Hach WIMS BOD Manager Software
Cable resistance correction:Digital - not needed
Calibration curves display:Calibration summary data logged and displayed
Calibration Intervals/Alerts/Reminder:2 hours to 7 days
Compliance:CE
Conductivity Accuracy:0.5 μS/cm
Conductivity Measurement Range:0.01 μS/cm to 200 mS/cm
Conductivity measurement: Temperature correction:Temperature correction
Conductivity resolution:0.01 μS/cm with 2 digits
Custom Calibration Standards:User-defined standard sets
Data Export:Download via USB connection to PC or flash memory device. Automatically transfer entire data log or as readings are taken.
Data Memory:500 results
Digital (inligent) electrode inputs:2 channel
Dimensions (H x W x D):7.8 in x 3.7 in x 1.2 in (197 mm x 95 mm x 30 mm)
Display:Display readings from one or two probes Simultaneous readings from two probes (HQ440d only) pH: pH, mV, temperature Conductivity: Conductivity, TDS, salinity, resistivity, temperature LDO: dissolved oxygen, pressure, temperature LBOD: dissolved oxygen, pressure, temperature ORP/Redox: mV, temperature Sodium: Sodium, mV, temperature
Display Lock Function:Continuous measurement or "press to read" mode available with averaging function for LDO measurement.
Display Type:240 x 160 Display readings from one or two probes Simultaneous readings from two probes pH: pH, mV, temperature Conductivity: Conductivity, TDS, salinity, resistivity, temperature LDO: dissolved oxygen, pressure, temperature ORP/Redox: mV, temperature Sodium: Sodium, mV, temperature
DO Measurement Range:0.01 to 20 mg/L (ppm)
DO Resolution:0.01 mg/L
Fixed Buffer Selection:IUPAC standards (DIN 19266) or Technical buffer (DIN 19267) or 4-7-10 series or user defined
GLP Features:?
Inputs:M12 digital (1) for InliCAL probes
Interface Languages:13
Internal Data Storage:500
IP Rating:IP54 (Resistant to spray of water; Dust-proof)
ISE Direct Measurement Range:Yes
Languages:English, French, German, Italian, Spanish, Danish, Dutch, Polish, Portuguese, Turkish, Swedish, Czech, Russian
mV Accuracy:0.1 mV
mV Measurement Range:-1500 to 1500 mV
mV Resolution:0.1 mV
Operating Error Messages:Text messages displayed
Operating Humidity:90 % relative humidity (non-condensing)
Operating Interface:Keypad
Operating Temperature:5 to 45 °C
Operating Temperature Range:0 to 60 °C
Outputs:USB to PC / flash memory device
PC Data Transfer Software:Included
pH Measurement at stable reading:5 stabilization settings
pH Resolution:0.001 0.1 pH
Portable:?
Printer:Optional accessory
Salinity Measurement Range:0 to 42 ppt
Salinity Resolution:0.01 ppt
TDS Measurement Range:0 to 50000 mg/L
TDS Resolution:0.01 mg/L
Temperature Accuracy:? 0.3 °C
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