3Su14 Modules; Overview; Contact Modules - Siemens SIRIUS ACT 3SU1 System Manual

3SU14 modules

8.1

Overview

8.1.1

Contact modules

Contact modules are used to switch circuits. The mechanical motion of the actuator is
converted to electrical signals in interaction with the contact module when contacts are
opened or closed.
The following variants of contact module are available:
● Spring-loaded terminals
● Screw terminals
● Front plate mounting
● Base mounting (enclosure mounting)
● 1-pole
● 2-pole
● Different functions (NC contact, NO contact and combinations thereof)
The color coding of the switching variants depends on the colors of the ID keys:
● 1NO → Green
● 1NC → Red
● 2NC → Red
● 2NO → Green
● 1NO1NC → Gray
● 1NC1MC → yellow
SIRIUS ACT 3SU1 pushbuttons and signaling devices
System Manual, 08/2018, A5E03457306020A/RS-AK/010
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