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User Manual - twentynine
3.3.3
Output Lines (Electrical Specification)
The cameras are equipped with a physical output line, designated as
opto-isolated out
. It is opto-isolated
and accessed via the power and I/O interface receptacle. Table 15 shows the operational limits of the output
line, Figure 23 shows its electrical scheme.
Description
Limits
The I/O output may operate erratically
< +3.3 VDC
Recommended operating voltage
+3.3 to +24 VDC
Absolute maximum; the camera may be damaged if the
absolute maximum is exceeded
+30.0 VDC
The maximum current surge for outputs
25 mA
Table 15: Electrical specification for digital output
BC847C
560R
330R
GND
ACPL-217
TRO
Opto-Isolated Out
GND for opto-isolated I/O
Camera
External GND
270R
+
-
External GND
Figure 23: Digital output scheme
Caution
Exceeding the limits shown in Table 15 or reneging the wiring polarity shown in
Figure 23 can seriously damage the device!
33
SMARTEK Vision | User Manual - twentynine | Doc. v1.0.2