Festo CTEU-EC, Описание

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A. Technical appendix
A-5
Festo P.BE-CTEU-EC-OP+MAINT-EN en 1208NH
Power supply
Operating voltage for bus nodes and connected
I-port devices
1)
– Nominal value
– Tolerance range DC 24 V
DC 18 … 30 V
Load voltage for connected devices
1)
– Tolerance range DC 18 … 30 V
2)
Bus node intrinsic current consumption
from operating voltage supply for electronics/
sensors (U
EL/SEN
)
max. 60 mA at 24 V
(internal electronics)
Load capacity of the operating and load voltage
supply
1) 3)
– Bus node on device (e.g. valve terminal)
– Bus node on electrical connection box, type
CAPC-... (X
1
and X
2
)
max. 4 A
max. 2 A
Isolation
EtherCAT interfaces for U
EL/SEN
Galvanically isolated
Mains buffering time
10 ms
1)
Separate external fuses are required for operating and load voltage supply
2)
Dependent on the connected device (e.g. valve terminal)
3)
Load capacity with regard to the connected equipment, e.g. the valve terminal, including the bus
node
I-port interface signal transmission
– Internal cycle time 1 ms per 1 byte of user data