Product specifications
SPlus Operations P13 Connectivity Guide PROCONTROL P13 OPC SERVER
2VAA001153C 55
3.6.5 Event Test Client
For testing the installation concerning event & alarm access, an OPC alarm & event client can be used.
Start : Start -> ABB P13 Connect OPC Server -> Event Display Client
In the OPC Client, connect to PServer by OPC ->
Remark: The alarm & event test client connects automatically to the last connected server (if possible).
Figure 3-48: Connecting an alarm & event client to the PServer
3.7 PV Definitions
3.7.1 General
Process variables have a set of properties which can be classified as follows:
Descriptive attributes
These properties have no influence on processing and are provided as engineering parameters, e.g.
Description text
Processing parameters
These properties have influence the processing and are provided as engineering parameters, e.g. Procontrol
address.
Dynamic process values
These properties depend dynamically on process values, e.g. actual value.
Commands
These properties allow to issue commands toward a control object
Table 3-21: Common Attributes for Process Variables
Name
Meaning
Data Type
Engin.
Para.
OPC Prop.
OPC
Item
Name
Original name of PV
String
x
x
Alias
Alias name for aggregation to
control object
String
x
x
Description
Descriptive Text
String
x
x
Descr
Paddress
20
Procontrol address of data
source/ destination
Bus
Bus address
x
x
Station
Station address
x
x
20
Is default associated OPC Item