18
BD 5987 / 22.01.19 en / 088A
Characteristics
Application Examples
Two-channel emergeny stop circuit.
Suited up to SIL3, Performance Level e, Cat. 4
Single-channel emergency stop circuit. This circuit does not have any red-
undancy in the emergency stop control circuit.
Suited up to SIL2, Performance Level d, Cat. 3
L1
M6744_a
N
emergency-
stop
A2(-)
A1(+)
S33
S34
S33 S33
PE(-)
Y2
S12 S12
S22
BD5987
on
Y1
13
23
14
24
L1
M6743_a
N
A2(-)
A1(+)
S33
S34
S33 S33
PE(-)
Y2
S12 S12 S22
BD5987
on
off
emergency-
stop
Y1
13
23
14
24
L1
M10430_a
A1(+)
S12
S12
S22
S21
S23
S33
BD5987.02/301
off
emergency-
stop
13
23
N
A2(-)
X5
S33
X6
S34
14
24
on
0
0,1
0,3 0,5
1
3
5
10
switching current A
50
100
150
250
200
sw
itc
hi
ng
vo
lta
ge
VD
C
M
29
87
_c
safe breaking, no continuous arcing,
max. 1 switching cycle / s
Arc limit curve with resistive load
1
0
10
Continuous current limit curve
(Current via two contact rows)
20
30
40
50
T ( C)
60
M6759
2
3
4
5
6
7
I (A)
Continouos current limit curve
Содержание SAFEMASTER BD 5987
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