H34.0.01.6C-11 Operating Manual GMH 3430 page 2 of 10 Index DESIGNATED USE ..............................2 GENERAL NOTE ..............................2 OPERATING AND MAINTENANCE ADVICE ......................3 SAFETY REQUIREMENTS ............................ 3 DISPLAY AND CONTROL ELEMENTS ......................... 4 ............................4 ISPLAY ELEMENTS ..............................4 USHBUTTONS ..............................
H34.0.01.6C-11 Operating Manual GMH 3430 page 3 of 10 Operating and Maintenance Advice a) When to replace battery: and ´bAt´ are shown in the lower display the battery has been used up and needs to be replaced. The de- vice will, however, operate correctly for a certain time.
H34.0.01.6C-11 Operating Manual GMH 3430 page 4 of 10 Display and control elements 5.1 Display elements Main display: conductivity, resistivity, filtrate dry resi- due (TDS), salinity or user prompt MAX/MIN/HLD: display elements to show mini- mg/l kOhm mum/maximum/ memorized measuring value...
H34.0.01.6C-11 Operating Manual GMH 3430 page 5 of 10 Selection of Measuring Unit The device allows a choice between the various measuring units, i.e. conductivity, resistivity of fluid, filtrate dry resi- due ('Total Disolved Solids') and salinity. To do so press -key for a short time.
H34.0.01.6C-11 Operating Manual GMH 3430 page 6 of 10 10 Configuration For configuration of the device press -key for 2 seconds. Choose between the individual values that can be set by pressing the - key again. The individual values are changed by pressing the keys to leave configuration and to store settings.
H34.0.01.6C-11 Operating Manual GMH 3430 page 7 of 10 ’Unit’: Selection of Temperature Unit °C /°F mg/l kOhm °C All temperature values in degrees Celsius °C °F: All temperature values in degrees Fahrenheit Logg 1/cm ’Offset’: Selection of Temperature Offset The zero point of the temperature measurement will be dis- -2.0°C ...
H34.0.01.6C-11 Operating Manual GMH 3430 page 8 of 10 12 The Conductivity Measuring Cell During the measurement, the conductivity measuring cell must be dipped into so far, that at least 30mm beginning from the top of the measuring cell, is located in the medium.
H34.0.01.6C-11 Operating Manual GMH 3430 page 9 of 10 14 The serial interface All measuring data and settings of the device can be read and changed by means of the serial interface and a suit- able electrically isolated interface adapter (GRS3100, GRS3105 or USB3100).
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