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H72.0.01.6C-06
as of version 1.3
Please carefully read these instructions before use!
Please consider the safety instructions!
Please keep for future reference!
GHM GROUP - Greisinger
GHM Messtechnik GmbH | Hans-Sachs-Str. 26 | 93128 Regenstauf | GERMANY
Tel.: +49 9402 9383-0 |
Conductivity measuring device
GMH 3431
info@greisinger.de
| www.greisinger.de
Operating manual
WEEE-Reg.-Nr. DE 93889386
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Table of Contents
Related Manuals for GHM Greisinger GMH 3431
Summary of Contents for GHM Greisinger GMH 3431
- Page 1 H72.0.01.6C-06 Operating manual Conductivity measuring device GMH 3431 as of version 1.3 Please carefully read these instructions before use! Please consider the safety instructions! Please keep for future reference! WEEE-Reg.-Nr. DE 93889386 GHM GROUP - Greisinger GHM Messtechnik GmbH | Hans-Sachs-Str. 26 | 93128 Regenstauf | GERMANY Tel.: +49 9402 9383-0 |...
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Page 2: Table Of Contents
H72.0.01.6C-06 Operating Manual GMH 3431 page 2 of 14 _____________________________________________________ _____________________________________________________________________________ Index GENERAL NOTE ..............................3 SAFETY ..................................3 ............................... 3 NTENDED ..........................3 AFETY SIGNS AND SYMBOLS .............................. 3 AFETY GUIDELINES PRODUCT SPECIFICATION ..........................4 ..............................4 COPE OF SUPPLY ...................... -
Page 3: General Note
H72.0.01.6C-06 Operating Manual GMH 3431 page 3 of 14 _____________________________________________________ _____________________________________________________________________________ 1 General Note Read this document carefully and get used to the operation of the device before you use it. Keep this document within easy reach near the device for consulting in case of doubt. -
Page 4: Product Specification
H72.0.01.6C-06 Operating Manual GMH 3431 page 4 of 14 _____________________________________________________ _____________________________________________________________________________ 3. When connecting the device to other devices the connection has to be designed most thoroughly as internal connections in third-party devices (e.g. connection GND with protective earth) may lead to undesired voltage potentials that can lead to malfunctions or destroying of this device and the connected devices. -
Page 5: Handling
H72.0.01.6C-06 Operating Manual GMH 3431 page 5 of 14 _____________________________________________________ _____________________________________________________________________________ 4 Handling 4.1 Display elements Main display: conductivity (mS/cm, µS/cm) resistivity (kΩcm) TDS / total dissolved solids (mg/l) salinity (SAL) mg/l kOhm Secondary display: measuring value temperature 3 Arrows to selected measuring unit Warning signal: indicates low battery or missing °C... -
Page 6: Pop-Up Clip
H72.0.01.6C-06 Operating Manual GMH 3431 page 6 of 14 _____________________________________________________ _____________________________________________________________________________ 4.4 Pop-up clip Handling: Pull at label “open” in order to swing open the pop-up clip. Pull at label “open” again to swing open the pop-up clip further. Pop-up clip at position 180°... -
Page 7: Principles Of The Measurements
H72.0.01.6C-06 Operating Manual GMH 3431 page 7 of 14 _____________________________________________________ _____________________________________________________________________________ 6 Principles of the measurements 6.1 Basics about conductivity : The ability of a material to conduct electric current: γ = Definition of conductivity R•A length of the material... -
Page 8: Electrodes / Measuring Cells
H72.0.01.6C-06 Operating Manual GMH 3431 page 8 of 14 _____________________________________________________ _____________________________________________________________________________ The salinity measurement has its “own” temperature compensation, i.e. the temperature is automatically taken into account for the salinity measurement. The menu settings regarding the temperature compensation are ignored. -
Page 9: Configuration
H72.0.01.6C-06 Operating Manual GMH 3431 page 9 of 14 _____________________________________________________ _____________________________________________________________________________ 7 Configuration Some menu points depend on current device settings. To change device’s settings, press „Menu“ for 2 seconds. This will activate the configuration menu (main display: “SEt”). Pressing „Menu“... -
Page 10: Adjustment Of Temperature Input
H72.0.01.6C-06 Operating Manual GMH 3431 page 10 of 14 _____________________________________________________ _____________________________________________________________________________ Menu Parameter Value Description Reference temperature of temperature compensation (only if t.Cor = Lin or nLF) 25 °C / 77 °F Reference temperature 25 °C / 77 °F 20 °C / 68 °F Reference temperature 20 °C / 68 °F... -
Page 11: Glp
H72.0.01.6C-06 Operating Manual GMH 3431 page 11 of 14 _____________________________________________________ _____________________________________________________________________________ Manual adjustment Adjustment with reference solution “CAL Edit” “CAL rEF.S” Menu selection: Menu selection of desired solution 1413 µS/cm 0.01 M KCL 2.76 mS/cm 0.02 M KCL 12.88 mS/cm 0.1 M KCL... -
Page 12: Accuracy Check / Adjustment Service
H72.0.01.6C-06 Operating Manual GMH 3431 page 12 of 14 _____________________________________________________ _____________________________________________________________________________ Press for 2 seconds: Store The display will show: (configuration level) Menu Quit Press several times until this is Store Menu displayed: Quit read cal. = “read calibration data”... -
Page 13: Error And System Messages
H72.0.01.6C-06 Operating Manual GMH 3431 page 13 of 14 _____________________________________________________ _____________________________________________________________________________ 1 2 Code Name/Function 1 2 Code Name/Function Read display range - decimal point x x 204 Read # of channels Read min measuring range Read power off time (Conf-P.oFF) -
Page 14: Reshipment And Disposal
H72.0.01.6C-06 Operating Manual GMH 3431 page 14 of 14 _____________________________________________________ _____________________________________________________________________________ 15 Reshipment and Disposal 15.1 Reshipment All devices returned to the manufacturer have to be free of any residual of measuring media and other hazardous substances. Measuring residuals at housing or sensor may be a risk for persons or environment Use an adequate transport package for reshipment, especially for fully functional devices.
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