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System installation
This section describes the connections and cables used on the PHS2 servo positioning head system.
![PHS system installation diagram_1](/cmmsupport/knowledgebase/media/img/en/473f3a5e1f83465d834dbda21c6a7773.png)
NOTES:
Air good signal switches to +24 V common (0 VM).
STOP requires +24 V supply across the 3W MOLEX pins 2 and 3.
![PHS system installation diagram](/cmmsupport/knowledgebase/media/img/en/09447edc85684ce395073e406b72b55c.png)
This section describes the connections and cables used on the PHS2 servo positioning head system.
NOTES:
Air good signal switches to +24 V common (0 VM).
STOP requires +24 V supply across the 3W MOLEX pins 2 and 3.