wtw ProfiLine LF 197 Bedienungsanleitungen Seite 6

Recommended basic equipment LF 197 / LF 597...................................................8
Instruction manual
Conductivity meter LF 197 / 597.............................................9
Definition of control elements................................................................................10
Display .................................................................................................................10
Keyboard .............................................................................................................11
Sockets ................................................................................................................12
Putting into operation .............................................................................................13
Switching on / Display test ..................................................................................13
Measurement ...........................................................................................................15
Conductivity measurement ..................................................................................15
Setting the cell constant C ...................................................................................16
Setting of the temperature function TC ................................................................18
Salinity measurement ..........................................................................................20
Measurement of total dissolved solids (TDS) ......................................................20
Selecting the reference temperature ..................................................................21
Switch-over of measuring range selection (automatically/manually) ...................22
Memory for measured values ................................................................................24
Storage ................................................................................................................24
Readout ...............................................................................................................25
Erasure ................................................................................................................26
Analog outputs (LF 197-S, LF 597-S only) ...........................................................27
Serial interface ........................................................................................................28
Automatic transmission of measured values .......................................................29
Measured value transmitted by keypressing .......................................................29
Read out of memory ............................................................................................30
Configuration ..........................................................................................................31
Configuration of the serial interface and the automatic switch-off .......................31
RESET function ......................................................................................................33
Energy supply..........................................................................................................34
Operation with rechargeable batteries.................................................................34
Mains power supply and charging of rechargeable batteries ..............................35
Maintenance / Cleaning...........................................................................................37
Integrated quiver (LF 197, LF 197-S only)...........................................................37
Maintenance ........................................................................................................37
Cleaning...............................................................................................................37
Trouble Shooting.....................................................................................................38
Technical data .........................................................................................................44
Test certificate EMC ............................................................................................48
Measuring cells and accessories...........................................................................49
Conductivity cells and temperature probes..........................................................49
Recommended accessories ................................................................................50
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Contents
BA52101/12.95/AS/LF197-LF 597-1