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ManualsBrandsSiemens ManualsSwitch ActuatorsSIRIUS Act Mushroom Push-Button Front Element Metal, Matte, Green Suitable for SIRIUS ACT 3SU1 Series Mushroom Pushbutton Switches
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Application examples
13.2 Examples of two-hand operation console applications
SIRIUS ACT 3SU1 pushbuttons and signaling devices
System Manual, 02/2015, A5E03457306020A/RS-AB/002
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13.2
Examples of two-hand operation console applications
Two-hand operation console, wall-mounted
For further examples of applications refer to Chapter "Application examples (Page 265)"
13.2.1
Two-hand operation to SIL 3 or PL e with a safety relay
Application
Two-hand operation consoles comprise two buttons (e.g. sensor switches) that must be
pressed simultaneously to operate a machine. This prevents the operator from reaching into
the danger zone during operation.