Festo CPV E ASI-4E4A Series Brief Description page 16

2 Connecting and display elements
1 2
9 8
1
AS−Interface bus connection
2
Earth connection
3
Type plate
4
LED status display for inputs
(green)
5
Sensor connections (PNP)
*) Only with type CPV..−GE−ASI−4E4A−Z: Valves can be switched off during
EMERGENCY STOP, no voltage supply to valves via AS−Interface bus
PWR LED Fault LED Meaning
on off
off off
flashes on
on flashes
on on
16
3 4
AS−Interface voltage applied, no fault
No AS−Interface voltage on the bus
AS−Interface address not set ( = 0)
Short circuit / overload at the inputs or
address selector switch actuated
Bus communication failed (watchdog expired)
6
Inscription field for AS−
Interface address
7
LED status display for
valves (yellow)
8
Load voltage connec
tion for valves *)
9
PWR LED (Power, green),
Fault LED (red)
Festo CPV..−GE−ASI−4E4A−... 0802d English
5
6
7