Pilz PMCprimo DriveP.01/AA0/4/0/0/208-480VAC - Manual (Page 52)

4.3 Control element
4 Function Description
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Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: [email protected]
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4.3.3.4 Safety function STO with safety card
Safety function STO with safety card 4- ][Funktion_STO_mit_Sicherheitskarte
With a safety card inserted, activation of the safety function STO can be
single or dual-channel.
4.3.3.5 Reaction time
Reaction time 4- ][Funktion_STO_Reaktionszeit
The reaction time of the safety function STO, from the falling edge at the
inputs STO1-ENABLE and STO2-ENABLE to the removal of power to
the motor, is
` 2 ms on the shutdown route STO1
` 1 ms on the shutdown route STO2
4.3.3.6 Connection example for STO, single-channel
Connection example for STO, single-channel 4- ][Funktion_STO_Beispiel_einkanalig
The following circuit example illustrates single-channel activation of the
safety function STO.
` The drives are switched via a safety gate.
` Safety gates S1/S2 are monitored by a safety relay PNOZ s3.
STO single-channel with safety card
PMCprotego S2 (or when the 2nd shutdown
route is not used on the safety card
PMCprotego S1)
Safety function is activated internally via the
safety card's STO function.
The input STO1-ENABLE has no function.
The input STO2-ENABLE must be connected to
24 VDC.
STO dual-channel with safety card
PMCprotego S1
Safety function is activated internally via the
safety card's STO function
and
output STO SIL3 on the safety card is connect-
ed to STO2-ENABLE as a 2nd shutdown route.
The input STO1-ENABLE has no function.
X4
STO1-ENABLE
STO2-ENABLE
6
3
PMCprotego D.x
PMCpr
otego S2
24 V
POWER 3
STO
X4
STO1-ENABLE
STO2-ENABLE
6
3
PMCprotego D.x
PMCpr
otego S1
X30
19
STO SIL3
STO
STO
POWER 3