Table of Contents
1
Introduction
2
Safety Measures
2.1
2.2
3
Installation
3.1
3.2
3.3
3.4
3.5
4
Operating the pH/ORP/Ion/Conductivity meter SG78
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10 Sample measurements .................................................................................... 14
4.11 Temperature compensation .............................................................................. 14
5
Setup
5.1
5.2
5.3
5.4
5.5
5.6
6
Menus and settings
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
6.10 Sensor ID/SN .................................................................................................. 23
7
Data management
7.1
7.2
SevenGo Duo pro™
Definitions of signal words and warning symbols ...............................................
Product specific safety notes ............................................................................
Installing the batteries......................................................................................
Connecting a sensor .......................................................................................
Fitting the wrist strap .......................................................................................
SevenGo™ clip...............................................................................................
SevenGo™ two-electrode clip...........................................................................
Meter layout ...................................................................................................
The display ....................................................................................................
Key controls ................................................................................................... 10
Using the softkeys ........................................................................................... 11
Navigating between menus .............................................................................. 11
Navigating within a menu ................................................................................ 12
Using the alphanumeric keypad........................................................................ 12
4.7.1
Alphanumeric input ......................................................................... 12
4.7.2
Entering IDs/PIN.............................................................................. 12
4.7.3
Editing values in a table................................................................... 13
Calibration ..................................................................................................... 13
4.8.1
Running a one-point pH/ion or one-point conductivity calibration.......... 13
4.8.2
Running a multi-point pH/ion calibration............................................ 13
Automatic buffer recognition ............................................................................. 14
Menu structure of setup ................................................................................... 15
Sample ID ...................................................................................................... 15
User ID .......................................................................................................... 15
Data logging .................................................................................................. 15
System settings .............................................................................................. 16
Instrument self-test .......................................................................................... 17
Menu structure of pH/ion.................................................................................. 18
Menu structure of conductivity .......................................................................... 18
Temperature settings ....................................................................................... 18
pH/ion calibration settings................................................................................ 18
pH/ion measurement settings ........................................................................... 19
Conductivity calibration settings........................................................................ 21
Conductivity measurement settings ................................................................... 21
Endpoint formats ............................................................................................ 22
Measurement limits ......................................................................................... 23
Menu structure of data menu ............................................................................ 24
Measurement data .......................................................................................... 24
3
4
4
4
6
6
6
6
7
7
8
8
9
15
18
24
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