Analyzer Preparation
II-9
Thermo Scientific Orion 2120XP Calcium Hardness Analyzer User Guide
Calcium Electrode
26
Sensing electrode
Connect clear wire
33
Shield
Connect black wire
Reference Electrode
24
Reference electrode
Connect clear wire
32
Shield
Connect black wire
2100TP Temperature Probe
16
Temperature ground /thermistor
Connect white wire
17
Temperature drive /thermistor
Connect green wire
19
Solution ground
Connect red wire
2001TM Temperature Probe
16
Temperature ground /thermistor
Connect white wire
17
Temperature drive /thermistor
Connect green wire, jumper 17 and 18
18
Temperature sense
Jumper to 17
19
Solution ground
Connect red wire
2001SC pH Electrode
24
Reference electrode
Connect black wire
26
Sensing electrode
Connect clear wire
110250 ORP Electrode
19
Solution ground
Connect black wire
24
Reference electrode
Connect purple wire
26
Sensing electrode
Connect coax center wire
2002CC and 2002SS Conductivity Probes
6
Shield ground for conductivity
Connect clear wire
16
Temperature ground /thermistor
Connect white wire
17
Temperature drive /thermistor
Connect black wire
20
Conductivity drive +
Connect orange wire
21
Conductivity sense +
Connect red wire
22
Conductivity sense -
Connect green wire
23
Conductivity drive -
Connect blue wire
Note:
Only reference the wiring configurations that are applicable to your
analyzer and electrodes.
Electrode Wiring
Assignments