3D TRASAR
5500 - Installation & Operation Manual
521-OM0108.88
Copyright
2009 Nalco Company
2-44
Technical Help
(630) 305-CHEM
2.7.12 System Probe Connections (con’t)
(pH, ORP and Corrosion cables are factory wired in the
Controller Box for 3D TRASAR 5500 models.
Corrosion cables are factory wired, and pH and ORP
cables are user wired in the Controller Box for upgraded
3D TRASAR Starter 3500 Models.)
The pH, ORP, and corrosion probes must be installed and connected using the quick disconnects.
!
IMPORTANT
: Make sure the pH and ORP probes are connected to the appropriate
terminals as they look very similar and will display a reading even if connected improperly.
Probe
Description
Controller Box
Board Reference
Controller Box Terminal
(Removable Connector)
Wire Color
pH
J4
+
Black
J4
Gnd
Shield
ORP
J5
+
Black
J5
Gnd
Shield
Corrosion 1
J2
Removable Connector
Not Used
J2
Removable Connector
Not Used
J2
Removable Connector
Black
J2
Removable Connector
Blue
J2
Removable Connector
Green
J2
Removable Connector
Not Used
J2
Removable Connector
Brown
J2
Removable Connector
Orange
Corrosion 2
J1
Removable Connector
Not Used
J1
Removable Connector
Not Used
J1
Removable Connector
Black
J1
Removable Connector
Blue
J1
Removable Connector
Green
J1
Removable Connector
Not Used
J1
Removable Connector
Brown
J1
Removable Connector
Orange
Wiring