Heath-consultants GT Series Manuel d'utilisateur télécharger pdf (Page 68)

6-4

USER HANDBOOK

To change the sample time:

 Press the UP

or DOWN buttons.

Sample time range = 10 to 300 seconds.

Holding the button will perform a fast ramped

change. When 300 is reached, the range rolls over

to 10.

To accept:

 Press and hold OK .

When the time is set or has been pre-selected at 30

seconds for example, the instrument performs a purge,

as shown in Fig 6.4.

Fig. 6.4 Purge

The minimum purge time is ten (10) seconds, therefore,

the stop option is not displayed for the first ten (10)

seconds.

Note: The timer starts at 0 and when 999 is reached,

the timer rolls over to 0.

Stop purge when the live readings reach zero:

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Heath-consultants GT Series Manuel d'utilisateur Page 68