15
Softkey
Sample ID
16
17
Sensor ID
18
DO electrode condition criteria
Slope: 80-125%
Electrode is in good condition
18,19
icon
19
pH electrode condition criteria
Slope: 95-105%
Offset: ±(0-15)mV
Electrode is in good condition
20
ISM
21
Stability criterion
Strict
22
Warning messages
23
Buffer groups or standards
4.3 Key controls
Key
ON/OFF
10
Operating the pH/ORP/Ion/DO meter SG68
®
sensor connected
Press and release
Switch meter on or off
Slope: 70-79%
Electrode needs cleaning
Slope: 94-90%
Offset: ±(15-35)mV
Electrode needs cleaning
Medium
Press and hold for 3 seconds
Switch meter on or off
Slope: 60-69%
Electrode is faulty
Slope: 89-85%
Offset: ±(>35)mV
Electrode is faulty
Fast
SevenGo Duo pro™