Fitting The Reservoir - Models 7651, 7652 - ABB 7651 Instruction Manual

Reassemble in the reverse order to that shown in the steps in Fig.
3.6 or Fig. 3.7. Before fitting the Top Cover, however, connect the
colour coded electrode cables to the appropriate electrodes –
see Fig. 3.11.
Finally, tighten the gland nut to secure the connecting cable.
3.4 Fitting the Reservoir – Models 7651, 7652, 7660
Temperature
Compensator
Location
Measuring
Electrode
Location
Reservoir Tube Connector
(fitted if system is used
with reservoir)
Blanking Plug Fitted
in (ORP) Redox
Systems
Fig. 3.10 Location of Blanking Plug and Reservoir Tube
Connector
Reference
Electrode
Location/Filling
Hole
Reference Chamber
3 MECHANICAL INSTALLATION...
Caution. It is vital that the terminations are kept dry at
all times.
Note. When fitting or removing the electrode
connectors, hold the top section of the connector
firmly while rotating the bottom section.
Connectors
(Upper Section)
Temperature
Compensator
(Blue Ring)
Connector
(Lower Section)
Measuring
Electrode
pH, Redox
(Red Ring)
Fig. 3.11 Fitting the Electrode Connectors
2
Tighten each cable
termination to
ensure a good seal.
See Note above
Reference
Electrode
(Black Ring)
1
Ensure 'O' rings
are fitted
11