Electrical connection
Leuze electronic
DCR 248i
35
The four switching inputs/outputs are configured by default as follows:
• SWI1
Trigger switching input (default)
• SWO2
GOOD READ switching output (default)
• SWIO3
As switching output: NO READ (default)
• SWIO4
As switching output: device ready (default)
Function as switching input
18-
30 V
D
C
max. 8 mA
SWI (Pin 3)
SWIO (Pin 11/12)
VIN (Pin 1)
GNDIN (Pin 2)
2
1
1
Switching input
2
Switching input to controller
Fig. 7.3:
Switching input SWIO3 and SWIO4 connection
NOTICE
Maximum input current!
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The input current of the respective switching input is maximum 8 mA.
Function as switching output
18-
30 V
D
C
SWO (Pin 4)
SWIO (Pin 11/12)
VIN (Pin 1)
VIN
GNDIN (Pin 2)
max. 60 mA
2
1
1
Switching output
2
Switching output from controller
Fig. 7.4:
Switching output SWIO3 and SWIO4 connection
NOTICE
Maximum loading of the switching outputs!
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Do not load the respective switching output of the code reader with more than 60 mA at
+18 V … +30 V DC in normal operation.
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Each configured switching output is short-circuit proof.