3 Setting up functions
08/2008
3.1 Maintenance
© Siemens AG 2008 All Rights Reserved
3-86
ePS Network Services, Function Manual (FH) - Release 08/2008
Field Content
Type
Note:
The type can only be assigned once
when the variables are created and
cannot be changed at any point (can
only be assigned again if variables are
deleted in their entirety and created
again).
Data source
PLC: The address is interpreted in S7
syntax.
NC: Address in the syntax of the NC
interface.
DISPLAY
SELECTION
Data type
Interpretation of the variable value in
permissible S7 syntax.
Note:
The type can only be assigned once
when the variables are created and
cannot be changed at any point (can
only be assigned again if variables are
deleted in their entirety and created
again).
DISPLAY
SELECTION
Unit
Unit of variables to be recorded
DISPLAY
INPUT
Value
Display of the current variable value
and converted variable value.
Input and display of the dimension in a
unit for the converted value.
DISPLAY
INPUT
(Max. 5 charac-
ters; any charac-
ter permissible)
Conversion Output:
Input of 2 values for the real variable
value.
Converted:
Specification for the associated dimen-
sioned values.
DISPLAY
INPUT
(Max. 32 digits)
Changes to the configuration are not effective until the machine is synchronized.
Using (a) control monitor(s) to execute the variable monitor
The "Trigger variable monitor(s)" diagnostic action is used to detect the PLC vari-
able values promptly and store them on the ePS server. It is only possible to ac-
cess the data manually via the machine events or variable monitor data series.
Limit value triggers can be used to react automatically to the variable values via
control monitors.
See also:
•
3.3.1 Control monitors - List view
•
3.3.14 Diagnostic actions