2.11.3
Optically isolated digital input
General info
Item
Parameter / Note
Maximal input voltage
24 V DC
Common pole
Yes, IN GND
Effect of incorrect input terminal connnection
Reverse voltage polarity protected
Effects when withdrawing/inserting input module under power
No damage, no lost data
Maximal recommended cable length
10 m
Input level for logical 0
Voltage < 1.2 V / current 0.3 mA
Input level for logical 1
Voltage < 3.3 V / current 1 mA
Input debounce filter
No / Current > 1 m A
Input delay - rising edge
0.1 µs (V
INPUT
= 10 V, T
AMBIENT
= 25
◦
C)
Input delay - falling edge
5 µs (V
INPUT
= 10 V, T
AMBIENT
= 25
◦
C)
External trigger mapping
Yes
Input functions
Trigger - rising or falling edge are supported for trigger
Table 21: optically isolated digital input, general info
Digital input – Internal schematic
The internal scheme of Digital Input signal flow inside the camera is below.
Figure 17: digital input, interface schematic
XIMEA Technical Manual, Version: v230927
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