User`s manual

18
SIEMENS (S5 COMMUNICATIONS) REFERENCE
Entry Screen
Parameter for:
ASCII Data Description
Register Number The PLC data location operand and address.
Character Count The number of characters (2 characters for each 16 bit
data location) to be displayed, up to a maximum of 20
characters. The initial byte of the location identified by the
register number is displayed first, then the second byte, the
first byte of the next higher sequential location, and so on.
To display 20 characters, a sequential block of ten 16 bit
locations is read by the SOI.
Entry Screen
Parameter for:
32-Bit Unsigned Integer &
32-Bit BCD Data Description
Register Number The PLC data location operand and address.
Digits Right of Decimal The number of digits to be placed to the right of the
decimal.
Digits Left of Decimal The number of digits to be placed to the left of the decimal.
Low User Input Limit The minimum entry value that an operator may enter. This
value must be within the range of 0 to +99,999,999. If a
value lower than this is entered, the SOI will display an
“Input Error” screen displaying the minimum and maximum
entry limits.
High User Input Limit The maximum entry value that an operator may enter. This
value must be within the range of 0 to +99,999,999. If a
value higher than this is entered, the SOI will display an
“Input Error” screen displaying the minimum and maximum
entry limits.
Default Value This parameter defines a default value that is displayed at
the entry location of the display. An entry of Z defines no
default.
Note : For the 32-Bit BCD selections, scaling of data is not supported. The
defined register number and the next higher sequential number locations
will define the data value.