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BYK LC 4

Operation

4.8

Setting the calibration interval

The calibration interval determines how many days after the last calibration
the instrument should remind you to recalibrate.

The sensor symbol on the display flashes when the calibration interval has
expired.

Open the

Init

initialization menu with

Press

to confirm

for the initialization.

The setting of the calibration interval is displayed.
The display flashes.

Set the calibration interval in days (d) with

and

Confirm the setting with

Switch to the measuring mode with

STO

RCL

S/cm

Tref25

nLF

MEM

CAL

TDS

CellTC

SAL

RESET

Cell

LAP

mbar

mg/l

CAL

LoBat Day.Month h:min min:s

Ident

Lap

CLR

Lin

Tref20

M cm

k cm

Sal

ESC

1 n i t

n o

Day.Month

MEM

CAL

LoBat

min:s

Ident

Lap

h:min

CLR

RESET

LAP

ESC

I n t

d 1

Содержание LC 4

Страница 1: ...ba75717e01 05 2007 DRAFT Thursday 26 April 2007 BYK LC 4 Cat no 1740 Operating manual Hand held conductivity meter Tref25 nLF CAL MEM M E M S cm C ESC 1 3 1 4 2 5 8 BYK LC 4...

Страница 2: ...ng manual and your instrument Also we cannot guarantee that there are absolutely no errors in this manual Therefore we are sure you will understand that we cannot accept any legal claims resulting fro...

Страница 3: ...4 4 1 Adjusting the cell constant manually 22 4 4 2 Determining the cell constant calibration in the control standard 24 4 5 Setting the temperature compensation 26 4 5 1 Selecting the temperature co...

Страница 4: ...nce 43 5 2 Battery exchange 43 5 3 Cleaning 44 5 4 Transport 45 5 5 Disposal 45 6 What to do if 47 6 1 Processor reset 48 7 Technical data 49 7 1 Measuring instrument 49 7 2 Sensor module TetraCon V 5...

Страница 5: ...ids of a solution very easily Depending on the measuring range expected the following sensor modules are suitable for operation with the BYK LC 4 hand held meter All functions and settings are operate...

Страница 6: ...Overview BYK LC 4 6...

Страница 7: ...ing manual use safety instructions such as the label shown below to indicate various hazards or dangers Caution indicates instructions that must be followed precisely in order to avoid the possibility...

Страница 8: ...formation of condensate can lead to the faulty functioning of the instrument In this event wait until the temperature of the instrument reaches room temperature before putting the instrument back int...

Страница 9: ...ctions to be glued in the lid of the case CD ROM with a description of all instrument functions Transport case with insert 3 2 Initial commissioning Perform the following activities Connect the sensor...

Страница 10: ...coupling ring 1 from the meter 2 Place the sensor module 2 in a straight position to the meter turn the wide cut out to the front and plug it in carefully with slight force 3 Using the coupling ring 1...

Страница 11: ...ong time leave the sensor module connected to the meter as possible and avoid to plug it on or off when it is not necessary Thus the watertight plug in connector will be well protected In order to sto...

Страница 12: ...Commissioning BYK LC 4 12...

Страница 13: ...ed conductivity value 2 Lower display line example storing time 3 Function keys 4 Status display indicators on the current function of the meter Example r read out memory 5 Additional information Exam...

Страница 14: ...depending on the operating situation The function of the keys is connected to the display indication in this area m Tref25 nLF CAL MEM M E M S cm C ESC 1 3 1 4 2 5 8 Tref25 nLF 1 3 MEM MEM 1 4 1 3 1...

Страница 15: ...ing examples Note Any keystroke is confirmed by an acoustic signal With a short keystroke you hear a short sound after a long keystroke you hear a longer sound Symbol Meaning Press any spot on the dis...

Страница 16: ...le tion The energy saving feature switches the meter off if no entry is made during the specified switch off interval see section 4 11 1 Switch on the meter with After a short display test a measured...

Страница 17: ...red value flashes on the display as long as the stability criterion is not met A stable measured value is achieved when the unit of the measured parameter no longer flashes Temperature compensation Th...

Страница 18: ...ue As soon as the measured value is stable the unit of the measured parameter no longer flashes RCL TDS CellTC S SAL O2 TC RESET Cell LAP m mbar mg l CAL STO LoBat Day Month h min min s Ident Lap 8 CL...

Страница 19: ...DS factor The TDS factor flashes 4 Using or set the TDS factor 0 40 1 00 The measured TDS value display is always updated while doing so 5 Confirm the TDS factor with g The TDS factor no longer flashe...

Страница 20: ...F Setting menu of the temperature unit 1 Toggle the display between C and F with _ Temperature RCL TDS CellTC S SAL O2 TC RESET Cell LAP m mbar mg l CAL STO LoBat Day Month h min min s Ident Lap 8 CLR...

Страница 21: ...control standard Cell constants outside the above mentioned ranges cannot be adjusted or calibrated Both the calibration data and the value of the manually adjusted cell constant are stored in the se...

Страница 22: ...e meter has a simple display of the calibration status 4 4 1 Adjusting the cell constant manually You can adjust the cell constant manually as follows Display indication Calibration status A valid cal...

Страница 23: ...cell constant with or 5 Confirm the adjusted cell constant with g The cell constant no longer flashes 6 Return to the measuring mode with g The adjusted cell constant is used Cell LAP CAL ESC TC MEM...

Страница 24: ...s 3 If necessary switch between the cell constant last calibrated the date of the calibration and the calibration temperature with 4 To calibrate Immerse the sensor module in the control standard solu...

Страница 25: ...splay Measuring is not possible in this condition Possible causes and actions for error elimination can be found in chapter 6 WHAT TO DO IF 6 Wait until the measured value is stable The unit of the me...

Страница 26: ...in with selectable coefficients of 0 001 3 000 K No temperature compensation Note Select the following temperature compensations given in the table according to the respective test sample Application...

Страница 27: ...easuring mode in the Lin menu the menu for setting the temperature coef ficient opens up see section 4 5 2 in the OFF menu back to the measuring mode The displayed setting is used immediately CAL ESC...

Страница 28: ...temperature compensation Lin menu see section 4 5 1 2 Open the setting of the linear temperature coefficient with 3 Set the temperature coefficient with or 4 Confirm the adjusted value with g 5 Return...

Страница 29: ...shows the reference temperature set last 4 Using _ switch between tr20 and tr25 tr20 reference temperature 20 C tr25 reference temperature 25 C The adjusted reference temperature is used 5 Confirm th...

Страница 30: ...temperature with _ TC Day Month Sal 4 mg l Lin Tref20 Tref20 Tref25 nLF TDS MEM CAL C mS cm RCL S SAL O2 TC RESET Cell LAP mbar STO LoBat h min min s Ident Lap CLR M cm k cm K ESC A L C CAL 0 4 6 8 1...

Страница 31: ...Press g to confirm NO for the initialization The setting of the calibration interval is displayed The display flashes 3 Set the calibration interval in days d with and 4 Confirm the setting with g 5 S...

Страница 32: ...r the current measured value The X status indicator appears 2 Switch to the display of the ID number with g The ID number that was last entered appears on the display 3 If necessary edit the four digi...

Страница 33: ...ing mode without saving Press E Erase the entire memory See section 4 9 3 1 Display the memory with M_ The W status indicator appears on the display The measurement dataset that was saved last is disp...

Страница 34: ...ture with _ element of the measurement dataset 6 Switch to the measuring mode with E 1 Display the memory with M_ The W status indicator appears on the display The measured value that was saved last i...

Страница 35: ...e date and time The correct setting of the date and time is important for the following functions and displays Current date and time Calibration date Alarm function Identification of stored measured v...

Страница 36: ...played 8 Set the year with and 9 Confirm the setting with g The time and date are displayed again 10 Switch to the measured value display with E or Set the alarm time see section 4 10 2 C S cm MEM nLF...

Страница 37: ...me 1 Switch on the meter with After a short display test a measured value is displayed 2 Press U to indicate the time and date on the display The v status indicator appears 3 Indicate the alarm time w...

Страница 38: ...function is switched on an alarm signal can be heard for one minute and the measured value display flashes Switch off the alarm signal with 9 Switch to the date and time display with g The alarm funct...

Страница 39: ...ith R or Terminate the stopwatch and switch to the measuring mode display with E 1 Display the stopwatch with U_ The v status indicator appears The stopwatch is on 00 00 2 Select the minutes or second...

Страница 40: ...necessary stop the timer before the time has expired with g and make it continue with g 8 As soon as the time has expired the alarm signal sounds Switch off the alarm signal with The timer goes on co...

Страница 41: ...ters are reset Reca librate after performing a reset Stored data are retained Parameter Sensor module TetraCon V Adjustable values Delivery condition Measuring mode Spec resistance Sal TDS with adjust...

Страница 42: ...on interval see section 4 8 The display flashes STO RCL C S cm Tref25 nLF MEM CAL TDS CellTC S SAL O2 TC RESET Cell LAP m mbar mg l CAL LoBat Day Month h min min s Ident Lap 8 CLR Lin Tref20 Tref20 M...

Страница 43: ...e LoBat display indicator indicates that the battery should be changed The battery is then largely depleted Stored calibration data and measuring data are retained when the battery is exchanged Cautio...

Страница 44: ...new battery type Mignon AA in the battery compartment Make sure that the poles of the battery are the right way round The signs on the battery must correspond to the signs in the battery compartment 4...

Страница 45: ...terpret any contact with the touch screen as an entry while being transported e g in a pocket see chapter 5 3 5 5 Disposal Dispose of the meter without the battery and the sensor module as electronic...

Страница 46: ...Maintenance cleaning disposal BYK LC 4 46...

Страница 47: ...Recalibrate Reset to default setting see section 4 12 Sensor module contaminated Clean and replace sensor module if necessary Moisture in the plug connection Dry plug and socket Calibration solution n...

Страница 48: ...le Adjust temperature if necessary Conductivity too low Use suitable sensor module Organic liquids Use suitable measuring system Cause Remedy Battery almost empty Exchange the battery see section 5 2...

Страница 49: ...73 23 EEC EN 61010 1 A2 1995 Climatic class VDI VDE 3540 IP protection EN 60529 1991 FCC Class A Equipment Statement Note This equipment has been tested and found to comply with the limits for a Clas...

Страница 50: ...0 according to the IOT table TDS mg l 0 1999 Factor can be set between 0 40 1 00 T C T F 5 0 105 0 23 0 212 0 Specific resistance No compensation Accuracy 0 5 Nonlinear compensation Accuracy Temperat...

Страница 51: ...rated Cell constant adjusted Reference temperature Memory locations 50 SAL Range 0 0 42 0 Accuracy Temperature of test sample 0 1 5 C 25 C 0 2 25 C 30 C TDS mg l 1 T C T F 0 1 0 54 C cm 1 0 450 0 500...

Страница 52: ...S cm 200 mS cm Temperature measurement 1 2 3 4 1 Plug head connector 2 Temperature sensor 3 Current electrode ring 4 Voltage electrode Number of electrodes 4 Electrode material Graphite Shaft Epoxy bl...

Страница 53: ...a 53 Storage medium Air Accessories Material of thermistor enclosure Graphite Working temperature 5 100 C Thermistor response behavior t99 20 sec Sensor accuracy 0 2 K Designation Order number E SET C...

Страница 54: ...Technical data BYK LC 4 54...

Страница 55: ...plains the indicators and the abbreviations that appear on the display and in the manual Specialist terms The glossary briefly explains the meaning of the specialist terms However terms that should al...

Страница 56: ...er Init Initialization Resets individual basic functions to the status they had on delivery Int Interval Lin Linear temperature compensation LoBat Batteries almost empty Low Battery nLF Nonlinear temp...

Страница 57: ...tant you can roughly describe the application range of a sensor module The cell constant is determined through calibration in one or several calibration solutions Conductivity The conductivity value i...

Страница 58: ...yed by a meter Salinity The salinity is a sum parameter especially for seawater It quotes the salt content Standard solution The standard solution is a solution where the measured value is known by de...

Страница 59: ...ent 28 Linear temperature compensation 26 LoBat 48 M Measuring 17 conductivity specific resistance salinity TDS 18 temperature 17 N Nonlinear temperature compensation 26 O Operating safety 8 R Referen...

Страница 60: ...Index BYK LC 4 60...

Страница 61: ...BYK Gardner GmbH Lausitzer Str 8 D 82538 Geretsried Germany Tel 49 8171 3493 0 Fax 49 8171 3493 140 E Mail info byk gardner de Internet http www byk gardner com...

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