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25-pin Connector Pinout for DS2400N
The table below gives the pinout of the 25-pin male D-sub connector for connection to the power supply and
input/output signals. Use this pinout when the DS2400N reader is connected by means of the 25-pin connector:
Pin
Name
13, 9
Vdc
25, 7
GND
1
CHASSIS
18
I1A
19
I1B
6
I2A
10
I2B
8
O1+
22
O1-
11
O2+
12
O2-
20
RX
21
TX
23
ID+
24
ID-
14, 15, 16, 17
NC
Pin
2
MAIN INTERFACE
3
(SW SELECTABLE)
4
5
* Do not leave floating, see Reference Manual for connection details.
4
1
14
Figure 2 - 25-pin Male D-sub Connector
25-pin D-sub male connector pinout
Function
Power supply input voltage +
Power supply input voltage -
Cable shield connected to chassis
External Trigger A (polarity insensitive)
External Trigger B (polarity insensitive)
Input 2 A (polarity insensitive)
Input 2 B (polarity insensitive)
Output 1 +
Output 1 -
Output 2 +
Output 2 -
Auxiliary RS232 RX
Auxiliary RS232 TX
ID-NET™ network +
ID-NET™ network -
Not Connected
Name
RS232
TX
RX
RTS
CTS
13
25
RS485
Full-Duplex
TX+
*RX+
TX-
*RX-
RS485
Half-Duplex
RTX+
RTX-