Operating Instructions
Safety Switch TZ...
SK 2131H
ÜK 3131H
SK 2121H
ÜK 2121H
SK 528H
ÜK 528H
SK 538H
ÜK 538H
Fig. 5: Switching elements and switching functions
Hinged actuator Z-L / Z-R
Z-L
Fig. 6: Minimum door radii
Guard
closed and
locked
SK
ÜK
ÜK
SK
41
42
41
42
33
34
33
34
21
22
21
22
11
12
13
14
41
42
41
42
33
34
33
34
21
22
21
22
11
12
11
12
21
22
21
22
13
14
14
13
21
21
22
22
13
14
13
14
30
Z-R
Hinged actuator Z-U / Z-O
50
40
20
8
Z-U
Actuator
Actuator Z-G...
Hinged actuator Z-R
Hinged actuator Z-L
Hinged actuator Z-.-C2194
Hinged actuator Z-U
Hinged actuator Z-O
Guard
closed and
not locked
SK
ÜK
SK
ÜK
41
42
41
42
33
34
33
34
21
22
21
22
11
12
13
14
41
42
41
42
33
34
33
34
21
22
21
22
11
12
11
12
21
22
21
22
13
14
14
13
21
21
22
22
13
14
13
14
Hinged actuator Z-L-C2194 / Z-R-C2194
Z-L
50
40
16
20
Z-O
Door radius, min. [mm]
1,000
400
400
200
165
165
10
Guard
open
SK
ÜK
SK
ÜK
41
42
41
42
33
34
33
34
21
22
21
22
11
12
13
14
41
42
41
42
33
34
33
34
21
22
21
22
11
12
11
12
21
22
21
22
13
14
14
13
21
21
22
22
13
14
13
14
50
14
40
Ø 5,5
Z-R
16
8