Thermo Scientific AquaPro Analyzer User Guide
21
2.6
Sensor Parameter Wiring
2.6.1
Analog Sensor - pH, ORP, Ozone, Dissolved Oxygen (Amperometric)
For correct wiring, bend the wire cable tag over to identify function or wire color.
Sensor: Match function or wire color list to wire cable tags or label on the cable itself.
Current Outputs: Both outputs use a single “common” terminal.
2.6.2
Combination pH Sensor Wiring
Standard Thermo Scientific Combination pH Sensors with Standard PT1000 Temperature Elements.
Orion ATC probe, 2001 TM, can be used for electrodes without integrated ATC.
Pin
Number
Label
Description
Thermo Scientific
Combination pH
Thermo Scientific
Process ROSS
12
Active
Clear Wire
Clear Wire
11 Shield
10
Process Ground
Blue Wire
Green Wire
9
Reference
Shield Wire (Black) Black Wire
8
7
Temp Comp
Red Wire
Red Wire
6
Temp Low
White Wire
White Wire
5 Power
(+)
4 Power
(-)
3
mA Out 1
2 Output
Common
1
mA Out 2