Festo CPA-SC Series, Manual

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5. Maintenance and conversion
5−7
Festo P.BE−CPASC−EN en 0808c
CPA−SC valve terminal / individual location base block with
PI or HC connection
The number of valve solenoid coils which can be controlled on
one valve location depends with this connection variant on
the connecting plug used.
With dual−cable connecting plugs one valve solenoid coil
can be controlled.
With three−cable connecting plugs two valve solenoid
coils can be controlled.
5.3.1 Replacing valve sub−bases or reserve plates
You must carry out the following tasks before a valve sub−
base can be removed from the CPA−SC valve terminal with
HCconnection:
1. Mark the HC connecting plug of the valve sub−base which
you wish to remove.
2. Release the HC connecting plug by pressing down the
locking lug.
3. Pull the plugs carefully away from the HC connection.