Specifications

Limit Switches
5--126
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Preferred availability cat. nos. are printed in bold.
Typical Wiring Diagram
24
2311
12
42 32 22 12
41 31 21 11
44 32 22 12
43 31 21 11
44 34 22 12
43 33 21 11
4N.C. 1N.O.1N.C. 1N.O.3N.C. 2N.O.2N.C.
Same Polarity
N5 Connector 2 Circuit 5-Pin Mini Connector
1N.C.
Auxiliary Circuit
11
12
23
24
M9 12-Pin M23 Connector
Connector Pinout
4 N.C. 3 N.C. 1 N.O. 2 N.C. 2 N.O.
Terminal Contact Terminal Contact Terminal Contact
2
3
4
5
6
1
11
10
9
8
7
12
1 11
N.C.
11
N.C.
11
N.C.
3 12 12 12
4 21
N.C.
21
N.C.
21
N.C.
6 22 22 22
7 31
N.C.
31
N.C.
33
N.O.
8 32 32 34
9 41
N.C.
43
N.O.
43
N.O.
10 42 44 44
12 Ground
Approximate Dimensions [mm (in.)]
Dimensions are not intended to be used for installation purposes.
133
(5.23)
60
(2.36)
17 (0.66)
Dia.
48
(1.88)
118
(4.64)
43 (1.69)40 (1.57)
21
(0.82)
30
(1.18)
Roller Plunger
60
(2.36)
33 (1.29)
34
(1.33)
105
(4.13)
43 (1.69)40 (1.57)
19
(0.74)
30
(1.18)
Dome Plunger
60
(2.36)
33 (1.29)
18 (0.70)
Dia.
63
(2.48)
43 (1.69)40 (1.57)
7 (0.27)
30
(1.18)
Short Lever
(Metal & Plastic Roller)
64 (2.51)
440P Safety Limit Switches
30mm Metal Position Switches