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Hanna Instruments HI6421 Instruction Manual Download Page 30

System Menu Items  

30

8.3.  MEASUREMENT SETTINGS 
Measurement Settings

 is the third item under the System Menu and allows setting calibration, reading, 

temperature, view, alarms, logging, and measurement profile options.

Note:

 This function can also be accessed from the Measurement screen directly.

Admin

1%

10:23:14

09/16/2022

Display Brightness

50%

Users

Measurement

Settings

Log Recall

Help

System

Settings

Measurement Setup Overview

Calibration

, 

Reading

, 

Temperature

,

 View

, 

Alarms

, 

Logging

, 

Profile 

tabs help user navigate through all 

measurement operations. The following table presents an overview of possible functions.

Calibration

Last Calibration

Calibrate

Clear

Standard Entry Type

Automatic

Manual 

Calibration Reminder

Disabled

Daily

Periodic

Reading

Stability Criteria

Accurate

Medium

Fast

Unit

% Sat, mg/L, ppm

Reading Mode

Direct

Direct / Autohold

Pressure Source

Automatic

Manual

Pressure

Active when Manual is selected

450.0 to 850.0 mmHg

Pressure Unit

mmHg, mbar, kPA, inHg, psi, atm

Salinity

0‑130% (where 100% =35 PSU)

0‑45 g/L

0‑45 PSU

Salinity Unit

%

g/L

PSU

Summary of Contents for HI6421

Page 1: ...Hanna Instruments Inc 584 Park East Drive Woonsocket RI 02895 USA www hannainst com INSTRUCTION MANUAL HI6421 Advanced Dissolved Oxygen Benchtop Meter...

Page 2: ...Measurement Tips 53 11 3 Direct Readings 53 11 4 Direct Autohold Readings 54 12 Logging 54 12 1 Automatic Logging 55 12 2 Manual Logging 56 12 3 Autohold Logging 57 13 Maintenance 58 13 1 Benchtop Gen...

Page 3: ...apter USB C to USB A cable Probe quality certificate Instrument quality certificate Quick reference guide Note Save all packing material until you are sure the instrument works correctly Any damaged o...

Page 4: ...cess logged measurement data Help access support Measurement Description Measurement Menu accessed from measurement screen ODO DO opdo probe Polarographic probe DO Autohold applied Autohold waiting st...

Page 5: ...ting Description Ethernet Connection established tap for IP address 0 5 sec Connection in progress Connection error Wi Fi Connection established tap for IP address 0 5 sec Connection in progress Conne...

Page 6: ...nsity and lifetime are inversely proportional to the amount of oxygen present as oxygen interacts with the luminophore it reduces the intensity and lifetime of the luminescence The lifetime of the lum...

Page 7: ...measurements outside predefined limits Automatic or Manual assigned standards for calibration One or two points automatic calibration at 100 0 8 26 mg L and 0 0 0 00 mg L Single point manual calibrati...

Page 8: ...ation DO last calibration date barometric pressure offset average slope Full GLP Simple GLP information and calibration point details Table Measurements updated every second are displayed in table Wit...

Page 9: ...interval 1 2 5 10 30 seconds 1 2 5 10 15 30 60 120 150 180 minutes Sample ID Incremental mode Export option CSV file format Users Up to 9 users and the default administrator account Connectivity USB...

Page 10: ...eading for 20 00 to 50 00 mg L ppm 1 5 of reading 0 1 for 0 0 to 200 0 saturation 5 of reading for 200 0 to 500 0 saturation Temperature Range 5 0 to 50 0 C 23 0 to 122 0 F 268 2 to 323 2 K Resolution...

Page 11: ...1 mg L ppm Accuracy 1 5 of reading 1 least significant digit Temperature Range 0 0 to 50 0 C 32 0 to 122 0 F 273 2 to 323 2 K Resolution 0 1 C 0 1 F 0 1 K Accuracy 0 2 C 0 4 F 0 2 K Sensor type Polaro...

Page 12: ...6 01 2023 14 14 53 DO ATC C 25 5 A mmHg 760 0 ppm 8 74 Concentration Autohold 1 Admin 14 17 32 26 01 2023 2 5 9 8 10 12 11 6 4 13 3 1 7 1 Current time and date 2 Stability indicator 3 Connectivity and...

Page 13: ...e Direct keys Icon Name Function Back returns user to previous hierarchical menu level exit or escape function Home access to measurement screen exit or escape function Menu access to Users System Set...

Page 14: ...erature sensor 5 Optical window 6 Embedded O2 sensitive luminophore with oxygen permeable black protective layer 7 Smart Cap 8 DIN Connector 3 5 6 4 2 1 DETAIL A A 1 Alignment key 2 O ring seal 3 Opti...

Page 15: ...7 GETTING STARTED 7 1 ATTACHING THE HOLDER Attaching the electrode holder base plate Take the HI764060 holder from the box Identify the metal base plate 4 with the integrated pivot pin 5 and the screw...

Page 16: ...over cable and snap closed The latch snaps in position and secures the cables inside Close clip Open clip press pull To reattach the clip onto the electrode arm 1 Align the clip s dovetail over the sl...

Page 17: ...lder aligned with each other 5 Push light to moderate pressure the adapter down until it securely clicks in place 6 Clip the cables through the top entry cable clip Electrode holder Adapter Cable clip...

Page 18: ...e correctly plugged in for the system to work correctly Connecting a USB A keyboard Connect a USB s keyboard plug into the USB A input on the back of the unit Once connected the keyboard is automatica...

Page 19: ...h Fran ais Italiano Tutorial Mode active Press Skip to return to Measurement Skip At first power up the default language is English A language window allows users to set operating language Configure r...

Page 20: ...formation and password System Settings Network connectivity printing and System configuration Measurement Settings Measurement configuration Log Recall Access logged measurement data and manage files...

Page 21: ...lete personal log files Log in Create New Account 1 Power the instrument Wait for the initialization process to complete 2 Tap to enter Measurement screen Note Tap under to disable Tutorial 3 Tap foll...

Page 22: ...credentials The user may also fill out FTP details Users 12 40 12 09 16 2022 Admin Hanna 2 Admin Admin Note each power up requires user selection before instrument enters measurement mode Log Out Swi...

Page 23: ...for file transfer of logged data Note Entering a valid e mail address is required for file sharing Account Management Admin only Enable Account Creation Enable Logins Enable Admin avatar Reset Passwo...

Page 24: ...nel Info Meter Probe Info Cap Info Wi Fi Factory Settings Enter Meter ID Meter ID Startup Tutorial Language selection Language Decimal Separator Time Format Date Format Time selection Date selection S...

Page 25: ...i 1 Tap Wi Fi Note every user must connect to Wi Fi individually 2 Select the IP address type Dynamic or Static 3 Tap Press to select network 4 Scan options and select preferred network Enter password...

Page 26: ...k USB Printer Flash Drive Select Network to connect a printer in the same network Tap to enter IP address Select USB Printer to connect a printer via USB A port Select Flash Drive to export log files...

Page 27: ...t Savings Time seasonal time change is used in some locations that advances clocks typically by one hour during warmer months Time Hour Minute Second time of day AM or PM time format 24 or 12 Hour Not...

Page 28: ...40 12 10 01 2023 Factory Settings Admin only Option restores system settings i e resolution for measured data temperature unit view mode and alarm to original factory values Restoring factory setting...

Page 29: ...sername password and sensor calibration Log files and configured profiles are permanently deleted When option invoked the instrument asks for confirmation Info Info displays meter channel and Wi Fi in...

Page 30: ...ew Calibration Reading Temperature View Alarms Logging Profile tabs help user navigate through all measurement operations The following table presents an overview of possible functions Calibration Las...

Page 31: ...matic type only 1 2 5 10 30 sec 1 2 5 10 15 30 60 120 150 180 min File Name Create Manual or Autohold logging type only Log Note User defined Log Info 1 to 4 User defined Sample ID None Increment Manu...

Page 32: ...graph or tabulated complete with date time notes From the System Menu screen 1 Tap Log Recall The instrument displays the Log Recall screen Tap on corresponding table header element to order logged da...

Page 33: ...flash drive 1 Tap Log Recall to access the Log Recall 2 Tap Select All button to select all log files With all files selected tap Delete to empty the log or tap Share to transfer data 3 Tap Deselect A...

Page 34: ...nt returns to Log Recall screen FTP HI6421 can act as an FTP server host or client Meter has to be connected to the internet and Allow FTP access to meter enabled See System Settings section Connect P...

Page 35: ...d check FTP Server 5 Ensure IIS Manager Internet Information Services is checked under Management Tools 6 Click Next followed by Install 7 Wait for installation to complete Configuration PC must be ru...

Page 36: ...System Menu tap to access Log Recall 2 Select file s for transfer or use Select All option 3 Tap Share Pop up flyout is displayed 4 Select Email 5 Transfercompletionisvalidatedwhenthehourglassdisappe...

Page 37: ...16 2022 Display Brightness 50 Users Measurement Settings Log Recall Help System Settings 2 Enter the username and password of current user to gain access to logs and tags Click on file to download to...

Page 38: ...ions Admin 1 10 23 14 09 16 2022 Display Brightness 50 Users Measurement Settings Log Recall Help System Settings Tap video to play stop video supported segments 1 5 Setting up the device 3 1 Calibrat...

Page 39: ...alibration Last Calibration calibrate or clear a previous calibration Standard Entry Type Automatic meter selects the closest calibration standard value to that of the sample being measured Manual use...

Page 40: ...r applications where average accuracy is accepted Measurement is recognized as stable using less critical criteria evaluating measurement fluctuations The measurement may still change after registerin...

Page 41: ...ired units Unit mmHg mbar kPA inHg psi atm Tap to select desired unit Salinity Value Unit Salinity value tap dedicated field to enter value Unit g L PSU Tap to select unit 9 3 TEMPERATURE Options Temp...

Page 42: ...reference thermometer into a stirred container of water Allow for the reading to stabilize 3 If the displayed value is different than the reference thermometer reading tap Calibrated Temperature and...

Page 43: ...na_01 Stable Admin 1 12 40 12 10 01 2023 Simple GLP Simple GLP screen displays last calibration date and time offset value and average slope as well as data displayed in Basic screen Note If no calibr...

Page 44: ...0 0 760 0 mmHg 25 5 C 26 01 2023 14 14 22 Sat 100 0 760 0 mmHg 25 5 C 26 01 2023 14 14 45 0 0 Sat 90 0 Offset Avg Slope 26 01 2023 14 14 53 DO ATC C 25 5 A mmHg 760 0 ppm 8 74 Hanna_01 Autohold 1 Adm...

Page 45: ...hold value or drops below set low threshold value the alarm is triggered and an alarm message is displayed If the Alarm Beeper is enabled See System Menu Items System Menu Items Alarm Beeper an audibl...

Page 46: ...20230404_13570 do_Derry samples Autohold Direct Autohold reading mode must be configured Note Manual and Autohold records are stored in the same log file i e data logged on different days is stored in...

Page 47: ...le is a sensor setup complete with required measurement and temperature unit display preference and alarm threshold options Once configured and saved the profile can be loaded for applications that re...

Page 48: ...for calibration When automatic calibration is performed it is assumed that the standard value is 100 water saturated air and 0 02 saturated solution When a user calibration is performed it is assumed...

Page 49: ...required Prior to probe initialization verify time and date are configured correctly in System Settings Polarographic Probe HI764833 Required accesories membrane cap and O ring electrolyte solution ze...

Page 50: ...screen tap Measurement Menu icon 2 Tap on Temperature tab and configure Temperature Source 3 Tap Calibration tab and configure Standard Entry Type as Automatic 4 Tap Calibrate to start the process 5...

Page 51: ...s added to the tray Tap Save to complete calibration The meter returns to the Measurement screen Manual Calibration Place probe in water sample users want to calibrate Determine the value of the water...

Page 52: ...alt water Procedure 1 From Measurement screen tap Measurement Menu icon 2 Tap Reading tab 3 Tap to configure preferred Salinity unit 4 Tap Salinity input value 5 Tap Save 11 MEASUREMENT Options Direct...

Page 53: ...nd another one for measurement Measuring with polarographic probe Place probe in sample and allow reading to stabilize For accurate measurements the membrane needs constant oxygen replenishment Ensure...

Page 54: ...on to enable the autohold Reading Mode The measured parameter value will be displayed on the LCD Allow time for the reading to stabilize Unstable status is indicated with Unstable blinking When stabil...

Page 55: ...also be included on the CSV file Manual logging Readings are logged each time M is tapped All manual readings are stored in a single file i e records made on different days share the same file Autohol...

Page 56: ...this value will be logged with an H in the log notes 6 Tap to stop the log and tap DO to restore direct measurements Note Logged data is recorded up to the Autohold changing and every point after is t...

Page 57: ...asurement Menu 2 Tap Reading tab to select stability criteria Accurate Medium or Fast Note Autohold logging uses this criteria for logging Setting this will affect when data is recorded 3 Tap to selec...

Page 58: ...oint 3 Tap DO to restore direct measurements 4 To measure the next sample move sensor into the next sample 5 Tap to initiate a new Autohold data point 6 To measure record additional samples tap betwee...

Page 59: ...mart Caps need to be replaced every year Smart Cap Replacement One year after a new cap installation the message opdo Cap Expired is displayed To maintain measurement accuracy the Smart Cap replacemen...

Page 60: ...ith the matching guide on the probe body 9 Slide and press the Smart Cap onto the probe body until the cap snaps in place Once the cap is installed it should not be removed unless a new cap is require...

Page 61: ...SSAGES The instrument shows clear warning messages refer to the instrument s on display message area bottom of the screen when erroneous conditions appear and when measured values are outside the expe...

Page 62: ...O SOLUTIONS HI7040L Zero oxygen solution set 500 mL 12 g HI7041S Refilling electrolyte solution 30 mL OTHER ACCESSORIES HI740036P 100 mL beaker 10 pcs HI740037P 20 mL beaker 10 pcs HI764080A P Spare m...

Page 63: ...re the instrument in hazardous environments WARRANTY HI6421 is warranted for two years against defects in workmanship and materials when used for its intended purpose and maintained according to instr...

Page 64: ...er tout brouillage radio lectrique subi m me si le brouillage est susceptible d en compromettre le fonctionnement Under Industry Canada regulations this radio transmitter may only operate using an ant...

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