Input - Datalogic Reader Matrix-1000 Reference Manual

INSTALLATION

3.3.4 Input

An opto-coupled and polarity insensitive input is available on the 25-pin connector. The
pinout is the following:
Pin
18
19
When current flows through the EXT_TRIG input, the yellow LED (Figure A, 6) is on.
The External Trigger can be used in One Shot Mode or in Phase Mode. Its main functions
are:
•
acquisition trigger in One Shot Mode
•
reading phase-ON/reading phase-OFF command in Phase Mode
•
match code storage command when the Match Code option is enabled
This input can be driven by either a PNP or NPN type command. The connections are
indicated in the following diagrams:
Polarity insensitive input assures full functionality even if pins A and B are
exchanged.
NOTE
Name Function
EXT_TRIG A External trigger (polarity insensitive)
EXT_TRIG B External trigger (polarity insensitive)
MATRIX
30 Vdc Max.
A
V
CC
~
-
+
~
B
Figure 26 - Input PNP Command Using External Power
MATRIX
VS
V
CC
~
-
+
~
GND
Figure 27 - Input PNP Command Using Matrix-1000 ™ Power
Vext
USER INTERFACE
+
V
OUT
I
in
GND
USER INTERFACE
9
+
V
OUT
A
B
GND
25
3
27