For each location that needs button to call the elevator, you will need buttons to match the number of floors the system stops at.
 
The Basic HoPEC 2 Floor System includes the following:
2 qty momentary LED switches for the top floor
2 qty momentary LED switches for the bottom floor
1 qty Emergency Stop Switch for the top floor
1 qty Emergency Stop Switch for the bottom floor
Select the appropriate package for your system design. the below add-ons are added to the Basic HoPEC 2 Floor System.
Package quantities are as follows:
 
Middle Floor Button Add-On
If you want to add a middle floor stop, you will need to have an additional momentary LED button at the top and bottom floor in addition to three buttons for the middle floor (Total of 5 extra momentary LED buttons) and 1 extra Emergency stop button to mount at the middle floor. (This does not add any buttons for the elevator cage.)
This option adds:
5 qty- Momentary Buttons
1 qty- Emergency Stop Buttons
 
Elevator Cage Button Add-on 2 Floor
If you are only stopping at two floors and you want to add a set of buttons to use on the elevator cage, you will need to add 2 momentary LED buttons and an Emergency Stop button
This option adds:
2 qty- Momentary LED Buttons
1 qty- Emergency Stop Buttons
 
Elevator Cage Button Add-on 3 Floor
If you are stopping at three floors and you want to add buttons to the elevator cage, you will need three extra momentary LED buttons and 1 extra Emergency Stop button.
3 qty- Momentary Buttons (Add 1 to the Top Floor panel, 1 to the Bottom Floor panel and 1 to the elevator)
1 qty- Emergency Stop Button
 
IMPORTANT:
Don't forget to get your Limit Switch Add-On if you plan to add a middle floor to your  Basic HoPEC 2 Floor System.