Application Examples - Dold Safemaster Rk 5942 Betriebsanleitung

Application Examples

L1(+)
emergency
stop on
A1+ S11
RK5942.03
A2
N(-)
Contact reinforcement by external contactors.
At a thermal current I > 5 A the output contacts can be reinforced by
th
external contactors with forcibly guided contacts.
Functioning of the external contactors is monitored by looping the NC
contacts into the start circuit (S12 - S34).
ATTENTION ! For applications of safety stops the load must be con-
nected to the contacts in series with 2 NO contacts.
Suited up to SIL2, Performance Level d, Cat. 3*
K3
13 23
K4
S12 S34 11
13 14 14 24
M
K3 K4
)
L1(+)
emergency
stop
33
A1+
K3
K4
A2
34
N(-)
M9229_d
ATTENTION ! For applications of safety stops the load must be con-
nected to the contacts in series with 2 NO contacts.
Suited up to SIL2, Performance Level d, Cat. 3*
* ) Suited up to SIL3, Performance Level e, Cat. 4, when the complete
e-stop circuit is within the same cabinet.
19
on
S11 S12 S34 11
RK5942.03
13 14
L1
M
M9298_b
)
RK 5942 / 26.07.16 en / 745