Technical specifications
3.2 Technical specifications
SIMATIC PCIe DIO4
16
Compact Operating Instructions, 11/2011, A5E03493449-01
Output delay with ohmic load
"0" to "1"
"1" to "0"
max. 100 μs
max. 500 μs
Wiring two outputs in parallel
To increase performance
For redundant load control
No
Yes; only outputs of the same group
Switching frequency
For resistive load
For inductive load
max. 100 Hz
max. 0.5 Hz
Load resistance range
48 Ω to 4 kΩ
Outputs have a defined state
After a reset: Outputs are ZERO
(low).
With system standstill/crash:
Outputs remain in last set state and
can be reset with the device
watchdog.
Counters
Number of counters
8
Resolution
36 bit, 16 ns
Linking of inputs with counter
Any
Linking of outputs with counter
Any
Counter functions
PWM, pulse width/frequency measurement,
counter up, down, delete, load, ...
Number of comparators per counter
1
Interrupt capability per counter
Overflow, comparison less than/greater than/equal
to