HI5421

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HANNA – HI5421

Laboratory Research Grade Benchtop Dissolved Oxygen and BOD Meter

The HI5421 is an advanced research grade benchtop Dissolved Oxygen and BOD meter that is completely customizable with a large color LCD, capacitive touch keys, and USB port for computer connectivity. The HI5421 is rich in features including data logging, alarm limits, comprehensive GLP, and more while retaining simplicity in use with both dedicated key for routine operation and virtual keys that guide the user through setup options.

Capacitive touch keypad

Built in Barometer for automatic pressure compensation

BOD, OUR and SOUR methods

Product Description

HANNA – HI5421

Laboratory Research Grade Benchtop Dissolved Oxygen and BOD Meter

DO Specifications:-

DO Range 0.00 to 90.00 ppm (mg/L); 0.0 to 600.0 % saturation
DO Resolution 0.01 ppm (mg/L); 0.1% saturation
DO Accuracy ±1.5% of reading ±1 digit
DO Calibration automatic using single or two-point calibration; user calibration single point
DO Temperature Compensation 0.0 to 50.0 °C; 32.0 to 122.0 °F; 237.1 to 323.1 K
Salinity Compenstaion 0 to 45 ppt

 

Barometric Pressure Specifications:-

Barometric Pressure Range 450 to 850 mmHg; 560 to 1133 mBar (additional units available (kPa, mHg, psi, atm))
Barometric Pressure Resolution 1 mm Hg
Barometric Pressure Accuracy ±3 mm Hg + 1 least significant digit

 

Temperature Specifications:-

Temperature Range -20.0 to 120.0 ºC**; -4.0 to 248.0 ºF**; 253.15 to 393.15 K**
Temperature Resolution 1 mm Hg
Temperature Accuracy ±0.2 °C; ±0.4 °F; ±0.2 K (without probe)

 

Additional Specifications:-

Electrode/Probe HI76483 thin body, polarographic dissolved oxygen probe with internal temperature sensor and 1 m (3.3’) cable (included)
Measurement Modes direct DO; BOD (biochemical oxygen demand); OUR (oxygen uptake rate); SOUR (specific oxygen uptake rate)
GLP calibration data including date, time, and calibration points
Logging record: 100,000 data point storage, 100 lots with 50,000 records/lot; interval: settable between 1 second and 180 minutes max log time; type: automatic, manual, AutoHold
Display color graphic LCD with on-screen help, graphing, and custom color configuration
Connectivity USB
Environment 0 to 50°C (32 to 122°F; 273 to 323 K), RH max 95% non-condensing
Power Supply 12 VDC adapter (included)
Dimensions 160 x 231 x 94 mm (6.3 x 9.1 x 3.7”)
Weight 1.2 kg (2.64 lbs.)
Ordering Information HI5421 is supplied with HI76483 DO probe, HI76404W electrode holder, HI7041S electrolyte solution (30 mL), HI76407A DO membrane caps (2), 12 VDC adapter, instrument quality certificate and instruction manual
Notes **Reduced to actual probe limits

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