BERTHOLD TECHNOLOGIES LB4710-080 - Page 133

Chapter 15 Technical Drawings
Mini-Switch LB 471
133
Individual parts of the pneumatic drive
Limit switch unit
IP 65 version
Limit switch unit
Ex de version
Pull-back spring (FAIL-SAFE)
with pneumatic drive
Pneumatic drive
Point source
shielding
LB 744X
Cable diameter 6 … 12 mm
Cable diameter 9 … 12 mm
Contact rating
Adjustable
cam
External square for
position indication or
manual operation
Screwed cable gland
Volt
Load (A)
AC
DC
R
L
250
7
5
125
7
5
30
7
5
75
1
1
125
0.5
0.06
250
0.25
0.03
Volt
Load (A)
AC
DC
R
L
Lamp
250
15
3
1.5
125
15
3
1.5
12
15
3
1.5
24
10
2
1
48
3
0.6
0.3
250
0.25
0.05
0.025