Ashcroft GC55 - Differential Pressure Transducer with Digit Manual do Utilizador descarregar pdf (Página 20)

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The GC55 unit keeps the maximum and minimum pressure level applied

to the pressure port as peak and bottom values respectively, in the inter-

nal memory. The peak and bottom values are displayed while holding the

▲ or ▼ keys respectively. Message is displayed for one second

and selected Max/Min value is displayed by this operation. Maximum and

minimum values are reset when you reset power to the unit or by the fol-

lowing procedure:

Resetting Maximum value: While holding the ▲ key, press the ▼ key.

Resetting Minimum value: While holding the ▼ key, press the ▲ key.

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In measurement mode, press the

keys after the mes-

sage displays for 1 second, indicating that the unit has entered

into the key lock state. All operations except Maximum / Minimum hold dis-

play and display selections cannot be accessed. The key lock mode can-

not be reset by turning the power OFF and ON. It can be reset only by fol-

lowing the unlocking procedure.

Press the + keys, message displays for

1 second and key lock is canceled.

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MODE

lo[

SELMODE

SEL

pe+

When zero adjustment is successful, displays. When in –1999

to 1999 of display range, adjustment can be done.

On " display scaling of function mode , zero adjustment value is

reset and returns to initial value when each setting changes.

displays for 1 second when " zero adjustment cannot be done.

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Ashcroft GC55 - Differential Pressure Transducer with Digit Manual do Utilizador Página 20