2
Connecting and display elements
1
2
3
4
5
6
1
Inscription fields for AS−Inter
face address
2
Bus LED (green)
3
24 VDC LED (green)
*)
Only with type CPA...−ASI−Z: Valves can be switched off during
EMERGENCY STOP, no voltage supply to valves via AS−Interface
bus
BUS LED (green)
On
Off
24 VDC LED (green)
On
Off
12
4
5
6
Meaning
AS−Interface voltage applied
No AS−Interface voltage on the bus
Meaning
24 V Load voltage applied
no 24 V Load voltage
AS−Interface bus connection
Earth connection
Load voltage connection for
valves *)
Festo CPA..−ASI... 0503b English