Datalogic Scanning DS4300 Barcode Reader User Manual


 
DATALOGIC DS4300
Installation -
2.9
2.4.1 Power Supply
Power can be supplied to the scanner through the pins provided on the 25-
pin connector used for communication with the host (Figure 2.11):
DS4300
13
25
VS
GND
1
CHASSIS
Earth Ground
USER INTERFACE
CHASSIS
GND
V+ (10 - 30 Vdc)
Figure 2.11 - Power supply connections
or through the jack connector on the side of the 25-pin connector for
connections to a UL Listed Direct Plug-in Power Unit (Figure 2.12). If the jack
input is used to supply power to the DS4300, pin 13 is automatically
disconnected; the supply voltage for the external trigger remains on pin 9.
The plug connector is not supplied with the DS4300.
V+ (10 - 30 Vdc)
Jack
Plug
GND
Figure 2.12 - Power supplied using the jack connector
The power must be between 10 and 30 Vdc only. There is a current peak of
about 1A at 10 V during power on caused by the motor starting.
It is recommended to connect pin 1 (CHASSIS) to a common earth ground.