General Information On Expansion Modules; Startup/Self-Test Of The Expansion Modules - Siemens SIRIUS 3RK3 Equipment Manual
Modular safety system
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Also See for SIRIUS 3RK3:
- System manual (318 pages) ,
- Original operating instructions (21 pages) ,
- Operating instruction (3 pages)
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Description of the hardware
5.1 Description of the individual modules
5.1.7
General information on expansion modules
Figure 5-10
Application
The expansion modules provide additional inputs and outputs for a 3RK3 central unit. The
precondition for the use of expansion modules is always connection to a 3RK3 central unit and
the corresponding software version Safety ES.
5.1.8
Startup/self-test of the expansion modules
Once the power supply has been applied, all the devices perform a self-test. During this phase,
the LEDs of the 3RK3 central unit and the expansion modules light up (lamp test). When the
system has powered up, the self-test is complete, and the device is in safety or test mode, the
LEDs light up in accordance with the pending signals.
96
Expansion modules of the MSS 3RK3
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006
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