HACH HQ4100 Portable Multi-Meter

Conductivity measurement

Temperature correction: None; Linear; NaCl Non-Linear Natural Water.

Technical Attributes

Accessories Included: USB charger, power cable, and clips

Automatic Buffer Recognition: Yes

Backlight: Yes

Barometric Pressure Measurement: Automatic compensation of DO when using an LDO or LBOD probe

Calibration:

Demal (1D/ 0.1D/ 0.01D); Molar (0.1M/ 0.01M/0.001M); NaCl (0.05%; 25µS/cm; 1000µS/cm; 18mS/cm); Standard sea water; User defined

Calibration Intervals/Alerts/Reminder: Off, selectable from 2 hours to 7 days

Conductivity Measurement Range: Yes

Custom Calibration Standards: Yes

Data Export: USB connection to PC or USB storage device (limited to the storage device capacity).

Data Memory: 100,000 data points

Data Storage: Automatic in Press to Read Mode and Interval Mode. Manual in Continuous Read Mode.

Dimensions (H x W x D): 63 mm x 97 mm x 220 mm

Display: Up to 3 parameters at a time, dependent on HQ model

Display Type: 640x480 Color TFT

DO Measurement Range: 0.1 - 20.0 mg/L (ppm), 1 - 200% saturation

DO Resolution: 0.1

Enclosure Rating: IP67 (with battery compartment installed)

GLP Features: Date; Time; Sample ID; Operator ID, Calibration

Inputs: 1

Instrument: Portable

ISE Direct Measurement Range: Yes

ISE Electrode Calibration: Yes

Kit: Meter only

Languages: English, Chinese - Simplified, Spanish, French, German, Italian, Japanese, Turkish, Dutch, Portuguese (PT & BR), Korean, Danish, Swedish, Polish, Norwegian, Hungarian, Greek, Finnish, Czech, Romanian, Croatian, Bulgarian, Slovak, Lithuanian, Estonian, Slovenian, Russian

Lock Function: Continuous / Auto-stabilization ("press to read") / At Interval

Measurement Method: Probe specific programmed method settings

Model: HQ4100 Multi/ISE/1 Channel

mV Measurement at Stable Reading: Yes

mV Measurement Range: Yes

mV Resolution: 0.1 mV

Operating Error Messages: Clear text error messages displayed

Operating Humidity: 90% (non-condensing)

Operating Interface: Soft Touch Keypad

Operating Temperature: 0 - 60 °C

ORP Electrode Calibration: Predefined ORP standards (including Zobell's solution)

Parameter: pH, Conductivity, TDS, Salinity, Dissolved Oxygen (DO), ORP, ISE

pH Buffer Sets:

Colour-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

pH Electrode calibration:

1 - 3 Calibration points

Calibration summary data logged and displayed

pH Measurement Range: 0 - 14 pH

pH Resolution: Selectable: 0.001/0.01/0.1 pH

Power Supply: Rechargeable lithium-ion battery 18650 (internal)

Class II, USB power adapter: 100 - 240 VAC, 50/60 Hz input; 5 VDC at 2 A USB power adapter output (external)

Probe Type: Intellical Standard Laboratory or Rugged Field

Probes included: None

Protection Class: IEC Class III (SELV (Separated/Safety Extra-Low Voltage) powered); external

Salinity Measurement Range: 0 - 42 (ppt) (‰)

Salinity Resolution: 0.01 (ppt) (‰)

Sensor A: None

Sensor B: None

Sensor C: None

Storage Conditions: -20 - 60 °C, max. 90% relative humidity (non-condensing)

TDS Measurement Range: 0.00 mg/L - 50.0 g/L NaCl

TDS Resolution: 0.01 mg/L - 0.1 g/L upon measuring range

Temperature Compensation: Automatic Temperature compensation for pH

Temperature Measurement: °C or °F

Temperature Resolution: 0.1 °C

Type of measurement: Field Measurements

Weight: 530 g (Meter only)

Included: HQ4100 Portable pH/ORP/EC/TDS/DO/ISE Multi-Meter, 1 channel, includes manuals, Li-Ion batteries, USB charger with cable for USA.