Thermo Scientific ALPHA PH 560 Manual page 35

Controller
30
Press ▲ or ▼ key to access other setup screens or Press ▲ and ▼
key simultaneously (escape) to return to measurement mode.
The controller settings allow you to determine the relay type and relay
status of the pH Controller.
Settings
Figure 5–24. Controller Settings
1 1
2
From pH (or ORP) measurement mode press ENT key to
enter setup mode as described in page 30. The LCD shows the
first screen of setup mode (OFS). Press ▲ or ▼ key to select
controller settings screen (Cntr).
Press ENT key to access controller settings (Cntr).
Select the controller type: The lower display shows 'tyP'. The
upper display shows the last configured controller type. ('OFF'
or 'L.Ct'). Press ▲ or ▼ key to select the desired controller
type.
OFF: Controller Off
Selecting 'OFF', the pH Controller stops functioning
as a controller by preventing relay functions. Once the
controller type is set to 'OFF', the setup mode does
not show you the Relay A/Relay B settings.
Limit value control (Controller On)
L.Ct: Selecting 'L.Ct', the pH Controller is set to function
as a controller. When the controller type is set to
'L.Ct', the Relay A/Relay B settings are available in
the setup mode for you to configure relay operating
Thermo Scientific Alpha pH 560