EUTECH INSTRUMENTS alpha-pH 2000D Manuel d'instructions télécharger pdf (Page 35)

30 Thermo Scientific Alpha pH 560

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.

Figure 5–24. Controller Settings

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.

L.Ct:

Limit value control (Controller On)

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

Controller

Settings

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EUTECH INSTRUMENTS alpha-pH 2000D Manuel d'instructions Page 35