Datasheet
490
01
02
03
04
10
14
17
18
19
22
31
41
44
51
56
57
61
70
71
82
84
92
95
96
97
99
ST
Raised design
42
11.5
35
1.5 ... 6
NJO
NJO
Y NN
Y NN ± NN
NJO
±
A
BB
A
B
C
A
B
C
A
CC
Keylock switch 3 positions, IP 65
Product can differ from the current configuration. Dimensions [mm]
Mounting cut-outs [mm]
Equipment consisting of (schematic overview)
Actuator
Anti-twist ring
Fixing nut
Switching ele-
ment
Each Part Number listed below includes all the black
components shown in the 3D-drawing.
Switching positions (A = Rest, B = Momentary, C = Maintained)
Switching system Contacts Switching action Switching angle Key remove Terminal Part No.
Wiring
diagram
Weight
Keylock switch 3 positions, Front dimension 18 x 18 mm
Snap-action switching
element
2 NC + 2 NO B - A - B B = 42° / 42° A Solder 2.8 x 0.5 mm 51-384.022D 1 0.025 kg
C - A - B C = 90°, B = 42° A + C Solder 2.8 x 0.5 mm 51-388.022D 3 0.025 kg
B - A - C B = 42°, C = 90° A Solder 2.8 x 0.5 mm 51-385.022D 2 0.025 kg
C - A - C C = 90° / 90° A Solder 2.8 x 0.5 mm 51-381.022D 4 0.025 kg
C + A + C Solder 2.8 x 0.5 mm 51-382.022D 4 0.025 kg
Keylock switch 3 positions, Front dimension 18 x 24 mm
Snap-action switching
element
2 NC + 2 NO B - A - B B = 42° / 42° A Solder 2.8 x 0.5 mm 51-364.022D 1 0.025 kg
B = 42°, C = 90° A Solder 2.8 x 0.5 mm 51-365.022D 2 0.025 kg
C + A Solder 2.8 x 0.5 mm 51-366.022D 2 0.025 kg
C - A - C C = 90° / 90° A Solder 2.8 x 0.5 mm 51-361.022D 4 0.025 kg
C + A + C Solder 2.8 x 0.5 mm 51-362.022D 4 0.025 kg
C + C Solder 2.8 x 0.5 mm 51-363.022D 4 0.025 kg
Additional Information
• Front plastic black
• The standard lock: DOM 311
• Two keys are supplied with each key lock switch
• Optional lock numbers on request
51