Siemens SIMATIC NET RUGGEDCOM RX1511 Installation Manual

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Installing the Device2.4 Connecting the Failsafe Alarm RelayTo mount the device to a panel, do the following:1. Place the device against the panel and mark the mounting holes on the panel.2111 Screw2 Panel/DIN Rail AdapterFigure 2.2 Panel Mounting2. Prepare the mounting holes3. Align the device with the mounting holes and secure it to the panel.2.4 Connecting the Failsafe Alarm RelayThe failsafe relay can be configured to latch based on alarm conditions. The NO(Normally Open) contact is closed when the unit is powered and there are no activealarms. If the device is not powered or if an active alarm is configured, the relayopens the NO contact and closes the NC (Normally Closed) contact.NoteControl of the failsafe relay output is configurable through RUGGEDCOM RX1511 .One common application for this relay is to signal an alarm if a power failure occurs.For more information, refer to the "RUGGEDCOM ROX Configuration Manual" for theRUGGEDCOM RX1511.The following shows the proper relay connections.RUGGEDCOM RX1511Installation Manual, 10/2021, C79000-G8976-1056-21 9