User Manual

Table Of Contents
Control concept
Superposed plant controls
5
CM110664en_07 89 | 351
Online diagnostics
A diagnostics screen for the PWR_CTL block is available online in Xworks Plus (XWP).
The following states are displayed:
Present value: Operating state at the block output pin [PrVal]
Action: Transient state [TraSta] depending on actual switching conditions: Up, down or hold
Present power: Value at the block output pin [PrPwr]
Status flag: In accordance with the BACnet definition, the value of [StaFlg] is always Overridden.
Alarms may also be displayed here.
Released aggregate or stage: This shows the current sequence entry, the released object [RlsObj] and
the released object stage
Last alarm/event message: Value at the block output pin [LstMsg]