NE41 17030-02 v1.0
D-POS II
- Technical Handbook
neat
8
4
D-POS II hardware
The D-POS II can be equipped with either a loop- or a ferrite antenna, depending on
the application. The loop antenna normally has higher performance but may require
a more complex installation. The ferrite antenna has a nice form factor and is easier
to install.
4.1
Hardware overview
#
Denomination
1
Rotary switches, S1-S3
2
Potentiometer, P1
3
Connectors, J2 & J4
4
DIP switches, DIP1 - DIP8
5
Radiobutton, B1
Table 1.
D-POS II PCB overview
4.2 Connectors
Picture 1.
D-POS II J2 and J4 connectors
#
Text
Function
J2
1
+
Source power, 10-28V
DC
2
-
Source power, ground (internally connected to #7)
3
ANT
*
A ferrite antenna should be connected between ANT and COM
4
COM
Common connection for ferrite/loop antenna
5
LOOP
*
A loop should be connected between LOOP and COM
1
2
4
5
3
