Siemens SM2 monitoring system 用户手册
U3585-J-Z125-8-76
9
2 The SM2 monitoring program
2.1 Overview
SM2 is a shareable program that runs under BS2000. It provides the user with information
on the status and performance of the system, making it possible to improve the perfor-
mance of both the system and its applications. The mode and scope of monitored data
acquisition in SM2 can be controlled using commands and statements.
on the status and performance of the system, making it possible to improve the perfor-
mance of both the system and its applications. The mode and scope of monitored data
acquisition in SM2 can be controlled using commands and statements.
SM2 generates a number of system tasks which are responsible for collecting data and
writing it to the SM2 output files.
writing it to the SM2 output files.
SM2 consists of privileged and nonprivileged components. Figure 1 shows the exchange of
information between the various SM2 tasks.
information between the various SM2 tasks.