Siemens CU240S DP-F - Page 329

Functions
8.18 Fail-safe functions
Control Units CU240S
Operating Instructions, 11/2006, A5E00766042B AA
8-133
Case 2: SLS monitoring > Frequency setpoint > accuracy limit
Initiation of SLS =>
• SLS monitoring activated
• SLS-LED flashing
Deactivation of SLS =>
• SLS monitoring off
• SLS-LED off
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