Redundant Power Lines And Ring Redundancy Enabled; Fault Mask Settings - Siemens Scalance X204-2 Multimode Installation Instructions Manual

Siemens Industry, Inc.
Building Technologies Division
For example, only one power line on the fiber switch, then Redundant power supply
should be unchecked and the fiber optic switch wired to M1 L1 power line.
Figure 23

Fault Mask Settings

Redundant Power Lines and Ring Redundancy enabled.

If PAD-3 or PAD-4 is used, then Redundant power supply must be checked at Fault Mask and
should be wired to M2 L2 on the switch. Power Line 1 and Power Line 2 should be
checked for monitoring.
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