User Manual

OPC Object Specifications
Siemens
Building Technologies
ID Object Model Description
STT20-0020
STT20 Alarm Function
OPC Item PresentValue
OPC Item Mode
Result State
271 - Activate Evac \ \ \
0-Quiet 1-On Normal
X
2-Alarm 1-On Alarm
X
3-Fault 1-On Fault
X
5-Fault Alarm 1-On Fault Alarm
X
2-Alarm 271-Activated Evacuation Evacuation Alarm
X
3-Fault 271-Activated Evacuation Evacuation Fault
X
5-Fault Alarm 271-Activated Evacuation Evacuation Fault Alarm
X
22-Supervisory 271-Activated Evacuation Evacuation Supervisory
X
Alarming Actuation Function.
States
Commands on OPC Item Mode
OPC DA Specifications_V3.0_STT20-STT11.xlsx Page 4 of 30