Wika UPT-21 Manual do Utilizador descarregar pdf (Página 36)

WIKA operating instructions process transmitter, model UPT-2x

14068347.01 06/2014 GB/D

9.Congurationviadisplayandoperatingunit

9.3.2 Performing a dry adjustment

Via the dry adjustment, the values for the start of the measuring range and the end

of the measuring range are entered manually. The respective output signal can be

adjusted.

Requirement No measurement is running. If there is a running measurement, the

output signal can alter abruptly.

Setting range Start of measuring range: -10 ... +110 % of measuring range

End of measuring range: 1 ... 120 % of measuring range

Max. turndown: 100 : 1 (recommended max. 20 : 1)

1. Open the operating menu with [↵].

Select “Basic setting” and conrm with [↵].

2. Select “Scale setting” and conrm with [↵].

3. Select “Dry adjustm.” and conrm with [↵].

4. Dene the start of measuring range or end of

measuring range:

Todenestartofmeasuringrange:

Conrm “min. adjustm.” with [↵].

Todeneendofmeasuringrange:

Conrm “max. adjustm.” with [↵].

5. Change digit using [▲] [▼] and conrm with [↵]. The

cursor moves to the next digit. Repeat for each digit.

When the last digit is exited, the cursor moves to the

output signal (step 6).

6. Change digit using [▲] [▼] and conrm with [↵]. The

cursor moves to the next digit. Repeat for each digit.

When the last digit is exited, the menu moves back

to step 2.

With the input of current values that are

not either 4 mA or 20 mA the pressure

value is converted into the standardised

current signals as soon as the current

value entered is accepted.

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Wika UPT-21 Manual do Utilizador Página 36