Page 39
Measuring Setup and Commissioning
optoNCDT 22xx
Error Output Circuit
6.6
The error messages Error 1 and Error 2 are sent for example if there is low reflection or high penetration
depth of the laser light into the target.
It applies the following allocation:
Pin on Sub-D
Error 1
21 (+)
POOR Target (unfit or no object)
8 (-)
Error 2
22 (+)
OUT OF RANGE (upper and lower range values)
9 (-)
T
Controller
+24 VDC
1 kOhm
Error Pin 21 (22)
+
Error Pin 8 (9)
-
Error output, wiring with pull-up resistor
Fig. 19
Status:
No error: T closed (locked)
Error:
T open
