Non-Illuminated
Push Buttons
control, signalling
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  Part numbers for this series of non-illuminated push buttons are made up as follows;
1
Select actuator code (including colour code) from the photos below.
2
Append contact element code from the "Switch Element" table. The type numbers of contact elements are;
 
NO: Actuator mounting : S1   NC : Actuator mounting : S2
Individual mounting : S5   Individual mounting : S6
e.g.
Type 2PSF411 means flush pushbutton, red, with 1NO + 1NC contact elements
Flush
   
Projecting
 
push button
2AF1  
push button
2AP1
2AF2   2AP2
2AF3   2AP3
2AF4   2AP4
2AF6   2AP6
2AF8   2AP8
         
Booted
   
Mushroom ø40 (Spring Return)
 
push button
2AB2  
mushroom push button
2AM2
2AB3   2AM3
2AB4   2AM4
2AB6   2AM6
2AB8   2AM8
     
     
         
Mushroom ø40 (Latching with arrow indicator)
   
Mushroom ø30 (Latching with arrow indicator)
 
mushroom push button
2AML2  
mushroom push button
2AMLS2
2AML4   2AMLS4
     
     
     
     
         
Mushroom ø40 with key
   
Mushroom ø60 (Spring Return)
2AMJ2
mushroom push button
2AMLKB2  
mushroom push button
2AMJ4
2AMLKB4    
     
     
     
         
Mushroom ø60 (Latching with arrow indicator)
   
Twin - Red/Green P/N 2ATF3-F4 IO
 
mushroom push button
2AMLJ2  
push button
 
2AMLJ4    
     
     
     
         

Switch Elements

Code
Contact Switch
Element
Type Nos & Combination
Assembly Ref
Diagram
Act. Mount ing
Ind. Mounting
Fig No
1
1NO
S1
 
1
2
1NO
 
S5
6
3
1NC
S2
 
1
4
1NC
 
S6
6
5
1NO + 1NC
S1 + S2
 
2 or 3
6
1NO + 1NC
 
S5 + S6
7
7
2NO
S1 + S1
 
2 or 3
8
2NO
 
S5 + S5
7
9
2NC
S2 + S2
 
2 or 3
10
2NC
 
S6 + S6
7
11
2NO + 2NC
S1 + S1
 
4
S2 + S2
 
12
3NO + 3NC
S1 + S1 + S1
S2 + S2 + S2
 
5
 
 

Variations of switch element assembly on left (L) or right (R) side of actuator bracket for illuminated pushbuttons.

switch
switchswitch
switch
switchswitch
L or R
Fig 1
LR
Fig 2
L or R
Fig 3
LR
Fig 4
       
 
switch
switch
switchswitch
 
LR
Fig 5
L or R
Fig 6
LR
Fig 7