Ashcroft GC55 - Differential Pressure Transducer with Digit Manuel d'utilisateur télécharger pdf (Page 19)

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In all setting modes, values are set with the ▲▼ keys. Use the ▲ key to

increase and the ▼ key to decrease the value. A repeat state occurs in

three phases of speed when the ▲▼ keys are pressed for more than 0.5

seconds to increase or decrease numerical value. ▲▼ keys are also used

for setting switch, unit and filter in the function setting mode.

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In measurement mode, select display to adjust zero using key.

Press + ▲▼ keys for more than 3 seconds (until “---” display

blinks) after releasing pressure from the pressure port. Auto-matic zero

adjustment takes place approximately 1 second later for pressure display

to be zero. When the zero adjustment is successful, is displayed.

Error displays for 1 second when applied presure was outside of

range of –5 to 5% F.S., zero adjustment will not be allowed.

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Only when display scaling is selected in display select on function

setting mode, zero adjustment can be done. Press + ▼ keys for

more than 3 seconds (until “---” display blinks) after releasing pressure

from the pressure ports. Automatic zero adjustment takes place approxi-

mately 1 second later.

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Ashcroft GC55 - Differential Pressure Transducer with Digit Manuel d'utilisateur Page 19