Pilz PMCprimo DriveP.01/AA0/4/0/0/208-480VAC - Manual (Page 36)

4.3 Safety functions
4 Function Description
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: [email protected]
4-18
Features of the safety function:
 The drive's control functions are maintained in the standstill position.
 Power to the motor is not shut down.
Sicherheitsfunktion_Sxx_Ueberwach
The safety card monitors the following functions:
Sicherheitsfunktion_SS2_SOS_Ueberwach_Stillstand_Pos  Standstill position
– The safety function monitors whether the standstill position re-
mains within a configured tolerance window.
– Safety function SS1 (E-STOP braking ramp) is activated if the
standstill position leaves the tolerance window.
Sicherheitsfunktion_SOS_Ueberwach_Stillstand_Auto  Automatic SOS at standstill
A standstill threshold for activating the safety function SOS can be
specified in the Configurator.
Safety function SOS is activated when
– standstill is achieved while the SOS delay time is running.
– the SOS delay time has elapsed.
Sicherheitsfunktion_Sxx_Voraussetzung_S1
Prerequisites for normal operation:
 Input "SS1 Activate" and "SS1 SIL3/Reset": "1" Signal (+24 VDC)
 "Ready" output: "1" Signal (+24 VDC). The safety card is ready for op-
eration.
 "STO Acknowledge" output: “0” Signal
Sicherheitsfunktion_SOS_Voraussetzung  Input "SOS Activate": "1" Signal (+24 VDC)
Sicherheitsfunktion_Sxx_Voraussetzung_SIL3  To achieve SIL3 or Ple: Connect the output "STO SIL3" to servo am-
plifier terminal X4A/ 3.
Sicherheitsfunktion_SOS_Ausloesung
Safety function is activated
 By a 1/0 pulse edge at the input "SOS Activate".
Sicherheitsfunktion_SOS_Reaktion
Reaction:
 SOS delay time starts
 Once the SOS delay time has elapsed, safe standstill is monitored.
The drive remains in a controlled standstill.
 Output "SOS Acknowledge": “1” Signal
 Safety function SS1 (E-STOP braking ramp) shuts the drive down
safely if the limit value for the standstill position is exceeded. An error
is registered.
Sicherheitsfunktion_SOS_S1_Diagramm