Chemitec 4204 - Back Light; Contrast; Display [1.25]; New [1.242]

4204
FLOW METER
TECHNICAL MANUAL P/N XXX-0000 Rev. 5 Ver. 3.4
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The possible selections include:
“STATUS” [1.241]
“NEW” [1.242]
7.2.2.4.1 Status [1.241]
This function activates the password. The specific operative methods of this function include:
• In pos. “PASSWORD” [1.24], activate “STATUS”
• Insert the current “Password” and press “ENTER”
• The programme moves to a “STATUS PASSWORD” mode [1.241]. A rectangular appears in
the centre of the screen, indicating:
“DISABLE”
or
“ENABLE”
according to which one is active.
• Using the “UP” and “DOWN” keys select the condition requested and press “ENTER”.
The programme will return to the “PASSWORD” position [1.24], and will conclude the
operation.
7.2.2.4.2 New [1.242]
The programme allows for modifications to be made or the input of a password, as follows:
• In the “ PASSWORD ” position [1.24] select “NEW” [1.242]
• Insert the existing password. If it has not been inserted before, the default value is “0”.
• The programme will move onto “NEW PASSWORD” [1.242]. A request for a "NEW
PASSWORD" will appear in the middle of the screen.
• Insert a new “PASSWORD”
[*****]
Numerical values between 1 ÷ 9999 may be inserted.
Press “ENTER”. The programme will return to the “PASSWORD” position and conclude the
operation.
If confirmed, when leaving the "SETUP" mode, the new “PASSWORD” is the operative one.
7.2.2.5 Display [1.25]
This function of the programme allows for definition of contrast and back light.
In order to activate it, move to “SYSTEM SETUP”; select “DISPLAY”; according to the contents
of paragraph 7-1 d), and operate as follows.
7.2.2.5.1 Contrast
Contrast on the representation may vary between 0% and 100%, operating as specified in point 7-1
i). The standard conditions are between 87÷96%.
Contrast may be set even when the power unit is activated, as specified in paragraph 5-1.
7.2.2.5.2 Back light
The back light of the screen may be: