Festo VTSA-ASI-4E4A-Z Serie Manual De Instrucciones página 30

VTSA-...-ASI-4E4A-Z
1)
Digital inputs
– Design
– Logic level
– Sensor supply (US+/Us−)
– Response delay
Diagnosis (see section 2)
– AS-Interface voltage and address,
watchdog, I/O status
– Additional power supply not applied
or undervoltage
1)
The inputs are short-circuit resistant. In the event of a short circuit
the slave will be switched off. The AS-Interface master then regards
this slave as missing. The slave reports back as functioning once the
short circuit has been eliminated.
30
4 digital inputs based on
IEC 1131-2 type 2
24 V DC, PNP,
status display (LED)
ON: 11 ... 30 V
OFF: -30 ... 5 V
≥ AS-interface bus
voltage − 2.5 V
typically 3 ms (at 24 V)
LED display
LED display,
Peripheral faults
Festo VTSA-ASI-...-4E4A-Z 1108a English