Hanna Instruments HI 5421 Bedienungsanleitung

INSTRUCTION MANUAL

HI5421

DO/BOD/OUR/SOUR/Temperature

Bench Meter

All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of the

Thank you for choosing a Hanna Instruments product.

Please read this instruction manual carefully before using this instrument. This

manual will provide you with the necessary information for correct use of this

instrument, as well as a precise idea of its versatility.

If you need additional technical information, do not hesitate to e-mail us at

tech@hannainst.com or view our worldwide contact list for a Hanna Instruments

representative near you at www.hannainst.com.

Dear

Customer

PRELIMINARY EXAMINATION ...............................................................................................

GENERAL DESCRIPTION .......................................................................................................

FUNCTIONAL DESCRIPTION ..................................................................................................

SPECIFICATIONS .................................................................................................................

OPERATIONAL GUIDE ..........................................................................................................

DISPLAYING MODES............................................................................................................

SYSTEM SETUP ...................................................................................................................

DO SETUP ..........................................................................................................................

BOD SETUP.........................................................................................................................

OUR SETUP.........................................................................................................................

SOUR SETUP .....................................................................................................................

DO CALIBRATION ................................................................................................................

PRESSURECALIBRATION.......................................................................................................

DO MEASUREMENT...................... .....................................................................................

BOD MEASUREMENT...........................................................................................................

OUR MEASUREMENT ..........................................................................................................

SOUR MEASUREMENT..........................................................................................................

LOGGING ............................................................................................................................

PC INTERFACE ....................................................................................................................

PROBE CONDITIONING AND MAINTENANCE............................................................................

TROUBLESHOOTING GUIDE............................. ....................................................................

ACCESORIES..................... .................................................................................................

TABLE OF CONTENTS

Remove the instrument from the packing material and examine it carefully to make sure that no

damage has occurred during shipping. If there is any damage, please contact your local Hanna

Instruments Office.

The meter is supplied complete with:

• HI76483 DO probe for laboratory use with built-in temperature sensor

• HI7041S Electrolyte solution (30 mL)

•Membrane caps (2 pcs.)

• HI76404W Electrode Holder

• 12 Vdc Power Adapter

• Electrode protective cap

• Instruction Manual and Quick Reference Guide

• Certificate

HI5421-01 is supplied with 12 Vdc/120 Vac adapter.

HI5421-02 is supplied with 12 Vdc/230 Vac adapter.

Note: Save all packing material until you are sure that the instrument works properly. Any

defective item must be returned in the original packing with the supplied accessories.

PRELIMINARY EXAMINATION

GENERAL DESCRIPTION

HI5421 is a professional bench meter with color graphic LCD for DO, BOD, OUR, SOUR and temperature

measurements.

The display viewing modes are: Basic information only, GLP information, Graph and Log History mode.

The main features of the instruments are:

• Single input channel;

• Capacitive touch keypad;

• Dedicated Help key with contextual message;

• Six measurement parameters: DO, BOD, OUR, SOUR, pressure and temperature;

• Automatic or user standard DO calibration;

• AutoHold feature to freeze the stable reading on the LCD (DO only);

• Two selectable alarm limits (for DO, BOD, OUR, SOUR);

• Three selectable logging modes: Automatic, Manual or AutoHold (DO only);

• Up to 100 logging lots for automatic or manual modes, up to 200 OUR and SOUR reports and

up to 200 BOD method information entries;

• Selectable sampling period feature for automatic logging from 1 second to 180 minutes;

• GLP feature for DO;

• Online and offline graph;

• Large color backlight graphic LCD (240 x 320 pixels) with selectable color palette;

• PC interface via USB; download logged data to PC or use for Real time logging (HI92000

PC application required);

• Profile feature: store up to ten different user setups.

HI5421 DESCRIPTION

FRONT PANEL

REAR PANEL

1) Liquid Crystal Display (LCD)

2) Capacitive touch keypad

3) ON/OFF button

4) Power adapter socket

5) DO probe input

6) USB connector

FUNCTIONAL DESCRIPTION

KEYBOARD DESCRIPTION

FUNCTION KEYS

VIRTUAL KEYS

The upper row keys are assigned to the virtual keys placed on the bottom of the LCD, which allow

you to perform the displayed function, depending on the current menu (e.g. and

in Measure mode).

LCD GENERAL DESCRIPTION

To enter / exit calibration mode.

To select the desired measurement mode: DO, BOD, OUR, SOUR.

To enter Setup (System Setup, DO Setup, BOD Setup , OUR Setup or SOUR Setup)

and to access Log Recall function.

To obtain general informations about the selected option / operation.

FUNCTIONAL DESCRIPTION

Range 0.00 to 90.00 ppm (mg/L) / 0.0 to 600.0 % saturation

Resolution 0.01 ppm (mg/L) / 0.1 % saturation

Accuracy ±1.5% of reading ±1 least significant digit

Temperature

Measurement range -20.0 to 120.0 °C / -4.0 to 248.0 °F / 253.2 to 393.2 K

DO compensation range 0.0 to 50.0 °C / 32.0 to 122.0 °F / 237.1 to 323.1 K

Resolution 0.1 °C / 0.1 °F / 0.1 K

Accuracy ±0.2 °C / ±0.4 °F / ±0.2 K

Units °C / °F / K

Barometric

pressure

Range 450 to 850 mmHg / 600 to 1133 mBar / 60 to 133 kPa /

17 to 33 inHg / 8.7 to 16.4 psi / 0.592 to 1.118 atm

Resolution 1 mmHg / 1 mBar / 1 kPa / 1 inHg / 0.1 psi / 0.001 atm

Accuracy ±3 mmHg ±1 least significant digit

Salinity

compensation Range 0.0 to 70.0 % / 0.0 to 45.0 g/L / 0.0 to 42.0 psu

BOD (Biochemical Oxygen Demand) Yes

OUR (Oxigen Uptake Rate) Yes

SOUR (Specific Oxigen Uptake Rate) Yes

Keyboard 8 keys capacitive touch

Probe Polarographic with temperature built-in

PC interface Opto-isolated USB

External Data Storage No

Logging

Features

Record samples

Up to 100 lots

50,000 records max./lot, maximum 100,000 data points

5000 samples/lot for Manual Logging

Logging interval 14 selectable between 1 second and 180 minutes

Type Manual, Automatic

GLP Last calibration data, calibration info

Backlight Saver Yes (automatic)

AutoEnd mode DO only

Alarm (DO, BOD, OUR, SOUR) Yes (Inside/Outside limits)

Calibration Automatic-two points / User standard-single point

Calibration standard 0 and 100% saturation

LCD Color Graphic LCD 240 x 340 pixels

Dimensions 160 x 231 x 94 mm (6.3 x 9.1 x 3.7 “)

Weight 1.2 Kg (2.6 lbs)

SPECIFICATIONS

POWER CONNECTION

Plug the 12 Vdc adapter into the power supply socket.

Note: This instrument use non volatile memory to retain the meter settings, even when

unplugged.

PROBE CONNECTION

For DO, BOD, OUR or SOUR measurements connect a DO probe to the DIN connector located on

the rear panel of the instrument.

INSTRUMENT START UP

• Please ensure that the capacitive keypad is not covered by hand or other objects at the meter

power on.

• Turn the instrument on from the power button located on the rear panel of the instrument.

• Please wait until the instrument finishes the initialization process.

Note: It is normal for the loading process to take a few seconds. If the instrument doesn’t

display the next screen, restart the meter using the power button. If the problem persists,

contact your local Hanna Instruments Office.

OPERATIONAL GUIDE

For each measurement mode (DO, BOD, OUR or SOUR) the following display configurations are

available: Basic, Graph and Log History. GLP is available for DO measurements.

Basic

Accessing this option, the measured value and its units

are displayed on the LCD, along with the temperature value,

temperature compensation mode, pressure value, pressure

compensation mode and minimal GLP data.

To choose the Basic displaying mode:

• Press while in Measure mode. The “Choose

Display Configuration” message will be displayed in

the Reminder messages area.

• Press . The instrument will display the basic

information for the selected measurement mode.

GLP

Accessing this option for DO measurement, a detailed GLP

data will be displayed on the LCD: Last Calibration Date

and Time, Sample ID, Calibration Standards, Barometric

Pressure, Salinity, Temperature Values, the current Date

and Time.

To access the GLP displaying mode:

• Press while in Measure mode. The “Choose

Display Configuration” message will be displayed in

the Reminder messages area.

• Press . The instrument will display the detailed

GLP data.

DISPLAYING MODES

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