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Dissolved oxygen

Oxi 3315

32

ba75944e02

03/2012

calibration. The evaluation appears on the display and in the calibration record.

FDO

®

925 calibra-

tion evaluation

Calibration record

(USB output)

Display

Calibration record

Relative slope

+++

S = 0.94 ... 1.06

++

S = 0.92 ... 0.94
or
S = 1.06 ... 1.08

+

S = 0.90 ... 0.92
or
S = 1.08 ... 1.10

Error

Error

S < 0.90
or
S > 1.10

Error elimination (see section 10 W

CALIBRATION Ox
Calibration date01.09.2011 07:43:33
FDO 925
Ser. no. 10146858

SC-FDO 925

10158765

Relative slope

0.98

Sensor

+++

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Содержание Oxi 3315

Страница 1: ...ba75944e02 03 2012 Oxi 3315 Operating manual Digital meter for digital IDS dissolved oxygen sensors USB output 25 0 7 92 C 01 09 2011 08 37 O2 mg l Menu Sal 3315...

Страница 2: ...Oxi 3315 2 ba75944e02 03 2012 Copyright Weilheim 2012 WTW GmbH Reproduction in whole or even in part is prohibited without the express written permission of WTW GmbH Weilheim Printed in Germany...

Страница 3: ...safe operation 10 2 2 3 Unauthorized use 10 3 Commissioning 11 3 1 Scope of delivery 11 3 2 Power supply 11 3 3 Initial commissioning 11 3 3 1 Inserting the batteries 12 4 Operation 14 4 1 General ope...

Страница 4: ...sensors menu or measurement and calibration settings 33 6 2 Sensor independent settings 34 6 2 1 System 34 6 2 2 Data storage 35 6 2 3 Automatic Stability control 35 6 2 4 Automatic switch off 36 6 2...

Страница 5: ...atteries 46 9 2 Cleaning 47 9 3 Packing 47 9 4 Disposal 47 10 What to do if 48 10 1 Dissolved oxygen 48 10 2 General information 48 11 Technical data 50 11 1 Measuring ranges resolution accuracy 50 11...

Страница 6: ...Contents Oxi 3315 6 ba75944e02 03 2012...

Страница 7: ...ports you in your work with the following functions automatic sensor recognition Electronic access control Data transmission via the USB interface USB B 1 2 Sensors A measuring system ready to measure...

Страница 8: ...ecognition for IDS sensors allows to operate an IDS sensor at different meters without recalibration to assign measurement data to an IDS sensor Measurement datasets are always stored and output with...

Страница 9: ...ight be damaged if the actions mentioned are not taken 2 1 2 Safety signs on the meter Note all labels information signs and safety symbols on the meter and in the battery compartment A warning symbol...

Страница 10: ...fe operation The meter may only be operated according to the authorized use specified above The meter may only be supplied with power by the energy sources mentioned in this operating manual The meter...

Страница 11: ...ab Importer software 3 2 Power supply The Oxi 3315 is supplied with power in the following ways Battery operation 4 batteries 1 5 V Mignon type AA USB operation via a connected USB B cable 3 3 Initial...

Страница 12: ...he battery compartment 1 on the underside of the meter 1 Screws 2 Battery compartment CAUTION Make sure that the poles of the batteries are positioned cor rectly The signs on the batteries must corres...

Страница 13: ...Oxi 3315 Commissioning ba75944e02 03 2012 13...

Страница 14: ...hes the meter on or off M Selects the measured parameter Quits the settings CAL CAL_ Calls up the calibration procedure Displays the calibration data STO STO_ Saves a measured value manually Opens the...

Страница 15: ...ol calibration evaluation calibration interval 5 Measured temperature with unit 6 Status information meter 7 Softkeys and date time AR Stability control AutoRead is active HOLD Measured value is froze...

Страница 16: ...F1 Info softkey 1 Digital sensors dissolved oxygen 2 USB B device interface 3 Service interface CAUTION Only connect sensors to the meter that cannot return any volt ages or currents that are not allo...

Страница 17: ...r on with On Off The meter performs a self test 2 Connect the sensor The meter is ready to measure 1 Switch the meter off with On Off More 01 09 2011 08 00 FDO 925 11250001 Cap name SC FDO 925 Ser no...

Страница 18: ...ain further submenus The selection is made with the keys The current selection is dis played with a frame Submenus The name of the submenu is displayed at the upper edge of the frame Sub menus are ope...

Страница 19: ...mmediately carried out by confirming with ENTER Example Display the Calibration record function Messages Information is marked by the i symbol They cannot be selected Exam ple General Interface Clock...

Страница 20: ...age config menu with ENTER_ The instrument is in the setting mode 3 Select the System submenu with The current selection is displayed with a frame 4 Open the System submenu with ENTER Calibration FDO...

Страница 21: ...tting with ENTER The meter switches to the measuring mode The selected language is active General Interface Clock function Service information Reset System 01 09 2011 08 00 Back Language Deutsch Acous...

Страница 22: ...ing the date time and date format The date format can be switched from the display of day month year dd mm yy to the display of month day year mm dd yy or mm dd yy After a fall of the supply voltage e...

Страница 23: ...and ENTER The time is set 7 If necessary set the Date and Date format The setting is made similarly to that of the time 8 To make further settings switch to the next higher menu level with F1 or Switc...

Страница 24: ...olutions with a salt content of more than 1 g l a salinity correction is required For this you have to measure and input the salinity of the measured medium first 1 Connect the D O sensor to the meter...

Страница 25: ...ze the measured value with AR The HOLD status indicator is displayed The HOLD function is active You can terminate the Stability control function and the HOLD func tion with AR or M at any time 2 Usin...

Страница 26: ...whether the FDO 925 D O sensor should be cleaned or calibrated 5 2 2 When should you check the sensor Checking can be useful in the following cases When the check interval has expired the check status...

Страница 27: ...ck and storage beaker FDO Check The sponge in the check and storage beaker must be moist not wet Leave the sensor in the check and storage beaker long enough so it can adapt to the ambient temperature...

Страница 28: ...3 2 When to calibrate If your evaluation of the FDO check procedure suggests the necessity of a calibration When the calibration interval has expired When your accuracy requirements are especially hig...

Страница 29: ...k and storage beaker FDO Check The sponge in the check and storage beaker must be moist not wet Leave the sensor in the check and storage beaker long enough so it can adapt to the ambient temperature...

Страница 30: ...se the D O sensor in the reference solution 3 Start the calibration with CAL 4 Start the measurement with ENTER The measured value is checked for stability stability control The AR status indicator is...

Страница 31: ...n centration value to the nominal value value of the comparison mea surement Subsequently accept the correction factor with ENTER The measuring instrument switches to the measured value display The st...

Страница 32: ...luation Calibration record USB output Display Calibration record Relative slope S 0 94 1 06 S 0 92 0 94 or S 1 06 1 08 S 0 90 0 92 or S 1 08 1 10 Error Error S 0 90 or S 1 10 Error elimination see sec...

Страница 33: ...USB Outputs the calibration data storage to the interface Calibration Cali bration interval 1 180 999 d Calibration interval for the D O sensor in days The meter reminds you to calibrate reg ularly by...

Страница 34: ...see section 6 3 1 RESET TING THE MEASUREMENT SETTINGS page 36 Menu item Possible setting Description Menu item Possible setting Description System General Lan guage Deutsch English further Selects th...

Страница 35: ...00 2400 4800 9600 19200 Baud rate of the USB Device interface System Interface Output format ASCII CSV Output format for data transmission For details see section 8 TRANSMITTING DATA USB INTERFACES pa...

Страница 36: ...gain You can also generally switch on the display illumination see section 6 2 1 SYSTEM page 34 6 3 Reset You can reset initialize all sensor settings and sensor independent settings separately from e...

Страница 37: ...et to the default condition The system settings are reset in the menu Storage config System Reset To open the Storage config menu press the ENTER_ key in the measured value display Setting Default set...

Страница 38: ...e output to the interface If the storage is full When all storage locations are occupied it is not possible to continue storing Then you can e g transmit the stored data to a PC see section 7 3 1 EDIT...

Страница 39: ...tion 2 Max available storage duration 3 Graphical display of the storage usage ID number 1 Interval 30 s Duration 180 min continue 0d03h00min 0 1d17h33min Automatic data storage 1 2 3 01 09 2011 08 00...

Страница 40: ...unction before the adjusted storage duration has expired 1 Remaining storage duration 2 Graphical display of the storage duration If the automatic data storage function is activated only the follow in...

Страница 41: ...th the RCL or RCL_ key Settings The settings are explained here using the manual storage as an example The same settings and functions are available for the automatic storage Menu item Setting functio...

Страница 42: ...measurement data storage see section 7 3 1 EDITING THE MEASUREMENT DATA STORAGE page 41 Manual data storage 3 of 64 01 09 2011 07 43 33 ID number 1 FDO 925 11250001 SC FDO 925 11200001 Ox 7 88 mg l 2...

Страница 43: ...AR appears with the measured value if the AutoRead crite rion was met while storing stable measured value Otherwise the AR dis play is missing Calibration evaluation 4 levels or no evaluation 7 3 4 St...

Страница 44: ...stallation of the USB driver PC with at least one free USB connection and CD ROM drive Windows 2000 Windows XP Windows Vista or Windows 7 1 Output the current measurement data to the USB B interface w...

Страница 45: ...set the transmission interval Simultaneously with every automatic data storage process see section 7 2 AUTOMATIC STORAGE AT INTERVALS page 39 Stored mea sured values Manual Displayed dataset with F2...

Страница 46: ...ruc tions on maintenance You can operate the meter either with normal batteries or with rechargeable batteries Ni MH In order to charge the batteries an external charging device is required 1 Unscrew...

Страница 47: ...act your supplier 3 Place four batteries type Mignon AA in the battery compartment 4 Close the battery compartment 2 and tighten the screws 1 5 Set the date and time see section 4 4 5 EXAMPLE 2 ON NAV...

Страница 48: ...d value outside the measuring range Use a suitable IDS D O sensor Cause Remedy Sensor contaminated Clean the sensor Measured temperature value outside the operating conditions display of OFL UFL inste...

Страница 49: ...IDS sensor Cause Remedy E g a question by the service department Switch on the meter Open the menu ENTER_ Stor age config System Service infor mation The instrument data are displayed or Connect the s...

Страница 50: ...kg Mechanical structure Type of protection IP 67 Electrical safety Protective class III Test certificates CE Ambient conditions Storage 25 C 65 C Operation 5 C 55 C Admissible relative humidity Yearl...

Страница 51: ...03 2012 51 Applicable directives and standards EMC EC directive 2004 108 EC EN 61326 1 EN 61000 3 2 EN 61000 3 3 FCC Class A Meter safety EC directive 2006 95 EC EN 61010 1 UL 61010 1 CAN CSA C22 2 61...

Страница 52: ...E VERSION IS IN THE METER OR IDS SENSOR PAGE 49 1 Install the downloaded firmware update on a PC An update folder is created in the Windows start menu If an update folder already exists for the meter...

Страница 53: ...R IDS SENSOR PAGE 49 1 Install the downloaded firmware update on a PC An update folder is created in the Windows start menu If an update folder already exists for the sensor or sensor type the new dat...

Страница 54: ...suring system so that the relevant value e g the displayed value differs as little as possible from the correct value or a value that is regarded as correct or that the difference remains within the t...

Страница 55: ...measuring system Temperature function Name of a mathematical function expressing the temperature behavior of a test sample a sensor or part of a sensor Test sample Designation of the test sample ready...

Страница 56: ...Glossary Oxi 3315 56 ba75944e02 03 2012...

Страница 57: ...mware update 52 I Initial commissioning 11 Initialize 36 K Keys 14 M Measured value display 18 Measurement data storage Edit 41 Erase 41 Storage locations 43 Measurement dataset 43 Measuring O2 24 Men...

Страница 58: ...Index Oxi 3315 58 ba75944e02 03 2012...

Страница 59: ......

Страница 60: ...Wissenschaftlich Technische Werkst tten GmbH Dr Karl Slevogt Stra e 1 D 82362 Weilheim Germany Tel 49 0 881 183 0 49 0 881 183 100 Fax 49 0 881 183 420 E Mail Info WTW com Internet http www WTW com...

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