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Installation Manual
2.7.4 Inputs
The inputs available on the LazerData 12000 Scanner are the pins relative to the
code presence sensor, as indicated below:
Pin
18
19
The inputs indicated are always used to connect the code presence sensor which
tells the scanner to scan for a code. The yellow LED (Figure A,
the active phase of the PS signal, indicating that decoding can take place.
This input is optocoupled and can be driven by both an NPN- or PNP-type
command. The connections are indicated in the following diagrams:
12000 Scanner
+ 5V
Figure 2.23 - Input NPN command using external power
12000 Scanner
+ 5V
Figure 2.24 - Input NPN command using LazerData 12000 power
Name
Function
PS+
Presence sensor (input+)
PS-
Presence sensor (input-)
Vext
30 Vdc max.
18
PS+
19
PS-
9
VS
18
PS+
19
PS-
25
GND
®
LazerData
12000 Scanner
) is on during
5
PRESENCE SENSOR
V
Signal
PRESENCE SENSOR
V
Signal
Ground
Installation - 2.21
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