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Application Examples
(+)
A1
(wh)
+
K4
On
14
K5
(bn)
A1(+) S11
S33
S34
S12
BG5920
S2: auf Handstart
A2(-)
(-)
With safety switch NE 5020. Contact reinforcement by external contactors. 2-channel operation, cross fault detection
Please note: Refer to „Unit programming"!
Switches in position: S1 cross fault detection
S2 manual start
With autostart link On-button and set S2 to „automatic".
Suited up to SIL3, Performance Level e, Cat. 4
(+)
NE5021.02
NE5021.02
actuator
actuator
13
23
sensor 1
sensor 2
A1(+) S11
S21
A2(-)
(-)
6 safety switches NE 5021 + 1 E-stop button in series. 2-channel operation, cross fault detection
Please note: Refer to „Unit programming"!
Switches in position: S1 cross fault detection
S2 manual start
With autostart link On-button and set S2 to „automatic".
Suited up to SIL3, Performance Level e, Cat. 3
E. DOLD & SÖHNE KG • D-78114 Furtwangen
e-mail: dold-relays@dold.com • internet: http://www.dold.com
A2
(gn)
-
24
(yl)
S22
S21
13
23
LG5925/920
14
24
K4
K5
NE5021.02
emergency stop
actuator
14
24
sensor 6
S22
LG5925/920
..
..
..
..
M10454_a
on
..
..
13
23
S12 S33 S34
..
..
14
24
M10451_a
•
PO Box 1251 • Telephone (+49) 77 23 / 654-0 • Telefax (+49) 77 23 / 654-356
16
LG 5925/920 / 19.05.16 en / 686
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