The Real-Time database is the core of PcVue and it is composed of a set of tags called "variables" that contain the data used to be displayed in mimics, trigger actions or record.
The following variable types are supported.
Bit - Logical or two state data
Alarm - A sub-type of bit with modified behavior
Register - Any analogue data (byte, word, double word, float etc.)
Text - String data
A variable could be:
An Internal variable – the data value is calculated in PcVue
An Equipment variable - the data value is given by the communication layer