Operating Instructions
Safety Switch SGA...
Version
Switching contacts
SGA.-528H...
1 NC + 1 NO contacts
SGA.-538H...
2 NC contacts
SGA.-2121H... 4 NC contacts
SGA.-2131H... 3 NC + 1 NO contact
SGA.-3131H... 2 NC + 2 NO contacts
Fig. 2: Switching elements and switching functions
Hinged actuator
S-OU-SN
20
35,50
Fig. 3: Minimum door radii
Door closed
Door open
21
22
21
22
13
14
13
14
21
22
21
22
11
12
11
12
42
41
42
41
31
32
31
32
21
22
21
22
11
12
11
12
41
42
41
42
33
34
33
34
21
22
21
22
11
11
12
12
41
42
41
42
33
34
33
34
21
22
21
22
13
14
13
14
Hinged actuator
S-OU-LN
for insertion funnel
20
35,50
Terminal assignment with plug
connector SR11
4.
7
3.
5
2.
3
1.
1
Ordinal numbers of switching elements
Hinged actuator
Hinged actuator
S-LR-SN
S-LR-LN
for insertion funnel
7
Illustration of plug connector
SR11
View of safety switch connection side
PE
4.
8
8
11
3.
6
7
2.
4
6
1.
5
2
10
Actuator
Actuator-S-G...
Actuator-S-W...
Hinged actuator-S-OU...
Hinged actuator-S-LR...
1
9
2
3
4
Door radius,
min. [mm]
300
300
200
200