wtw LF 320 - Page 6

Contents Contents
6
BA52207/03.95/Pap/LF320-SET-1
BA52207/03.95/Pap/LF320-SET-1
7
SET-equipment LF 320/SET....................................................8
Instruction manual
Microprocessor Conductivity meter LF 320..........................9
Definition of control elements....................................................................10
Display.................................................................................................................10
Keyboard .............................................................................................................12
Sockets................................................................................................................13
Putting into operation .................................................................................14
Switching on / Display test ..................................................................................14
Measurement................................................................................................15
Conductivity measurement ..................................................................................15
Setting of the cell constant C...............................................................................16
Setting of the temperature function TC................................................................18
Salinity measurement ..........................................................................................20
Measurement of total dissolved solids (TDS) .....................................................21
Selecting the reference temperature ..................................................................22
Switch-over of meas. range selection (automatically/manually)..........................23
Meas. value memory....................................................................................25
Storage ................................................................................................................25
Readout ...............................................................................................................26
Erasure ................................................................................................................27
Energy supply..............................................................................................28
Battery operation .................................................................................................28
Maintenance / Cleaning...............................................................................30
Maintenance ........................................................................................................30
Cleaning...............................................................................................................30
Trouble Shooting.........................................................................................31
Technical data..............................................................................................35
Instruction manual
Standard-conductivity cell TetraCon
®
325..........................42
Construction................................................................................................ 42
Operation / Maintenance ............................................................................ 43
Cleaning...............................................................................................................43
Aging of the TetraCon
®
325 - cell........................................................................44
Disposal...............................................................................................................44
Plug arrangement ....................................................................................... 45
Technical data............................................................................................. 47
Meas. cells and accessories for the LF 320/SET................48
Conductivity cells.................................................................................................48
Recommended accessories.................................................................................49
Spares..................................................................................................................50
Application report: "Control of conductivity systems
acc. to ISO 9000, GLP-requirements"..................................55