VEGA Z728 Zener barriers - Manual (Page 8)

8
Zener barriers - operating instructions
How to select the correct barrier
Subject to reasonable modifications due to technical advances. Copyright Pepperl+Fuchs, Printed in Germany
Pepperl+Fuchs Group • Tel.: Germany +49 621 776-0 • USA +1 330 4253555 • Singapore +65 67799091 • Internet http://www.pepperl-fuchs.com
Da
te of issu
e
05/2
3
/03
Max.
end-to-end
resistance
U
in
at 10 µA
U
in
max
Fuse rating see circuit
diagram No.
Circuit diagram
Hazardous area Safe area
connections connections
see note 2
W V V mA
18.18
18.18
56
56
63 + 2 V
0.9 (1 µA)
0.9 (1 µA)
6.5
6.5
6.5
4.8
4.7
8.9
9.3
8.9
250
250
100
100
100
1), 2)
3)
1), 2)
3)
1), 2)
1)
2)
3)
4)
5
)
6)
29 13.7 14.6 160
107
119
107
1025
1025
13.0
13.0
13.0
13.0
13.0
13.6
13.8
14.0
13.6
14.0
100
63
100
100
100
1), 2)
3)
3)
1), 2)
166
327
250
338
261
342 + 2 V
327
19.0
26.5
26.5
26.5
26.5
26.5
26.0
20.1
28.0
28.0
28.0
28.0
28.0
27.6
50
50
80
50
50
50
50
1), 2)
1), 2)
1), 2)
3)
18.18
18.18
–
0.9 (1 µA)
0.9 (1 µA)
–
4.8
4.8
–
250
250
–
4), 5) A1
A2
B
18.18
18.18
–
0.9 (1 µA)
0.9 (1 µA)
–
4.7
4.7
–
250
250
–
6) A1
A2
B
15.5
15.5
–
106
106
–
113
380
–
380
380
–
6.0
6.0
–
6.5
6.5
–
6.5
6.5
–
6.5
6.5
–
6.9
6.9
–
8.1
8.1
–
8.0
8.1
–
8.1
8.1
–
200
200
–
100
100
–
100
50
–
50
50
–
4), 5)
6)
6)
A1
A2
B
A1
A2
B
A1
A2
B
A1
A2
B
1033
1033
–
10.0
10.0
–
11.0
11.0
–
50
50
–
4), 5) A1
A2
B
1033
1033
–
10.0
10.0
–
11.7
11.7
–
50
50
–
6) A1
A2
B
107
107
–
119
119
–
13.0
13.0
–
13.0
13.0
–
13.6
13.6
–
13.9
13.9
–
100
100
–
63
63
–
4), 5) A1
A2
B
A1
A2
B
+VE type
1 8
2 7
CL
x3
-VE type
1 8
2 7
CL
x3
AC type
1 8
2 7
x3
x3
+VE type
1 8
4 5
2 7
3 6
x3
x3
-VE type
1 8
4 5
2 7
3 6
x3
x3
AC type
1 8
4 5
2 7
3 6
x3
x3
x3
x3