Datasheet

Keylockswitch2 positions square, IP65
Equipment consisting of (schematic overview)
Actuator
Front bezel set Page 658
Fixing nut
Each Part Number listed below includes all the
black components shown in the 3D-drawing.
To obtain a complete unit, please select the red
components from the pages shown.
Dimensions [mm]
A = Solder terminal
B = Solder terminal 2.8 mm x 0.5 mm
C = Universal terminal 2.0 mm x 0.5 mm
Product can differ from the current conguration.
Mounting cut-outs [mm]
General information
• Standard lock: DOM 311
Actuator, Front dimension 24 mm x 24 mm
Switching action Contacts Terminal Switching system Switching angle Part No.
Wiring
diagram
Com-
ponent
Layout
Rest (a) - Momentary 1 NC / 1 NO Plug-interminal Snap-action switching element 42° right 51-145.022DF 257 27
1 NC / 1 NO Solderingterminal Snap-action switching element 42° right 51-145.025D2F 257
2 NC / 2 NO Solderingterminal Snap-action switching element 42° right 51-146.025D2F 113
3 NC / 3 NO Solderingterminal Snap-action switching element 42° right 51-147.025D2F 114
4 NC / 4 NO Solderingterminal Snap-action switching element 42° right 51-148.025D2F 258
Rest (a) - Maintained (a) 1 NC / 1 NO Plug-interminal Snap-action switching element 90° right 51-155.022DF 107 27
1 NC / 1 NO Solderingterminal Snap-action switching element 90° right 51-155.025D2F 107
2 NC / 2 NO Solderingterminal Snap-action switching element 90° right 51-156.025D2F 108
3 NC / 3 NO Solderingterminal Snap-action switching element 90° right 51-157.025D2F 115
4 NC / 4 NO Solderingterminal Snap-action switching element 90° right 51-158.025D2F 116
Rest (a) - Maintained 1 NC / 1 NO Solderingterminal Snap-action switching element 90° right 51-255.022DF 107 27
1 NC / 1 NO Solderingterminal Snap-action switching element 90° right 51-255.025D2F 107
2 NC / 2 NO Solderingterminal Snap-action switching element 90° right 51-256.025D2F 108
3 NC / 3 NO Solderingterminal Snap-action switching element 90° right 51-257.025D2F 115
4 NC / 4 NO Solderingterminal Snap-action switching element 90° right 51-258.025D2F 116
Rest - Maintained (a) 1 NC / 1 NO Solderingterminal Snap-action switching element 90° right 51-355.022DF 107 27
1 NC / 1 NO Solderingterminal Snap-action switching element 90° right 51-355.025D2F 107
2 NC / 2 NO Solderingterminal Snap-action switching element 90° right 51-356.025D2F 108
3 NC / 3 NO Solderingterminal Snap-action switching element 90° right 51-357.025D2F 115
4 NC / 4 NO Solderingterminal Snap-action switching element 90° right 51-358.025D2F 116
Rest (a) - Maintained (a) 2 NO Universal terminal Low-level element 90° right 51-441.036DF 112 27
1 NC / 1 NO Universal terminal Low-level element 90° right 51-442.036DF 111 27
Contacts: NC = Normally closed, NO = Normally open
a = Key remove
Flush design
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