Datalogic TC1200, Reference Manual

Page: 18 / 160

TC1200 REFERENCE MANUAL
6
2
Inputs
There is an input available on the TC1200-1000 Scanner relative to the External Trigger
used to signal the reading phase for On Line Operating Mode. The pins are indicated in
Table 1. This input is optocoupled and can be driven by both an NPN or PNP type command.
The connections are indicated in the following diagrams:
EXT TRIG+
8
9
+ 5V
TC1200
EXTERN AL TR IGGER
Signal
V
30 Vdc max.
Vext
EXT TRIG-
Figure 4 - Input NPN Command Using External Power
8
9
+ 5V
TC1200 EXTERN AL TR IGGER
30 Vdc max. Vext
V
Signal
Ground
EXT TRIG+
EXT TRIG-
Figure 5 - Input PNP Command Using External Power
EXTER NAL TRIGGER TC 1200
Signal
8
9
+ 5V
1
2
GND
Ground
V
EXT TRIG+
EXT TRIG-
Vcc 5Vdc
Figure 6 - Input NPN Command Using TC1200 Power
EXTERNAL TRIGGER TC1200
8
9
+ 5V
Vcc 5Vdc
1
2 GND
Ground
V
Signal
EXT TRIG+
EXT TRIG-
Figure 7 - Input PNP Command Using TC1200 Power
The External Trigger Input can also be activated by the external button (Push Button =
Trigger On).