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72
Standard Mode
Section 4-5
4.5.2.3
Password Mask
The password mask is an I/O type of mask. The functionality is as illustrated in the
password description.
4.5.2.4
I/O Mask
As a basic type of mask, the I/O mask offers a broad range of functions - enough in
fact for configuring complete operator guidances based entirely on it.
I/O masks provide the following options:
-
Selection of menus
-
Definition of data formats
-
Scaling of values
-
Output of values once or cyclically
-
Text display
-
Message output
-
Direct selection of up to five adjacent masks with the control keys
-
Display of large mask contents over several screen pages
-
Display of values in tables
Key Functions in the I/O Mask
Key: Cursor up
Can be programmed freely to select adjacent masks
Key: Cursor down
Can be programmed freely to select adjacent masks
Key: Cursor left
Can be programmed freely to select adjacent masks
Key: Cursor right
Can be programmed freely to select adjacent masks
Key: Cursor home
Can be programmed freely to select adjacent masks.
Exits the I/O mask for the higher-level menu.
Key: Data Release
Switches into the Editor and exits the Editor
Key: Enter
Only has a function in conjunction with the Editor
Key: ?, Help
Displays the help text specified for the mask for as long
as the key is held down
4.6
Variables
The number of valid variable types is determined by the connected controller. All
standard variable types which are commonly used are supported by the operating
terminals. The data type that is used also determines the valid range of values and
number of significant digits.
Variable Type
Size
Range of Values
Bit
1 bit
[0, 1]
Byte
1 byte
[-128 to +127]
Byte
1 byte
[0 to 255]
Word
2 bytes
[-32768 to +32767]
Word
2 bytes
[0 to 65535]
Lword
4 bytes
[-2147483648 to +2147483647]
Lword
4 bytes
[0 to 4294967295]
Lword
4 bytes
[±1.2 * 10
–38
to ± 3.4 * 10
+38
]
ASCII
42 bytes
[0 to 255]
Содержание NT15S
Страница 1: ...Cat No V056 E1 1 Programmable Terminal NT4S NT15S NT18S OPERATION MANUAL ...
Страница 2: ...ii ...
Страница 3: ...iii NT4S NT15S NT18S Programmable Terminal Operation Manual Produced March 1999 ...
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Страница 26: ...12 The Terminals of the NT Series Section 1 2 1 2 4 1 2 NT4S SF122B E 1 2 4 1 3 NT4S SF123B E ...
Страница 27: ...13 The Terminals of the NT Series Section 1 2 1 2 4 1 4 NT15S SF121B E 1 2 4 1 5 NT18S SF121B E ...
Страница 37: ...23 The Terminals of the NT Series Section 1 4 1 4 1 3 NT4S SF123B E 1 4 1 4 NT15S SF121B E ...
Страница 54: ...40 The Terminals of the NT Series Section 1 7 1 7 6 3 ASCII Character Set Table ...
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Страница 232: ...Authorized Distributor Cat No V056 E1 1 Note Specifications subject to change without notice Printed in the Netherlands ...