Interfaces of the Device
106358_en_02
PHOENIX CONTACT
55
4.2.2
RS232 (X15)
The serial RS-232 interface is suitable to establish a point-to-point connection.
The interface is assigned to the port COM3. At an image version before 181 and operating
system Windows CE 6.0 the port COM0 is assigned.
4.2.2.1
Pin Assignment
Figure 4-7
9 pin D-SUB male connector strip
Connector in the operating device: 9 pin D-SUB male connector strip.
4.2.2.2
Diagnosis
Diagnostics LEDs are located on the rear of the operating device.
The diagnostic LEDs at the operating device have the following functions:
Table 4-7
Pin assignment RS-232
Pin
Designation
Function
1
nc
Not Connected
2
RD
Received Data
3
TD
Transmitted Data
4
nc
Not Connected
5
GND
Ground
6
nc
Not Connected
7
RTS
Request to Send
8
CTS
Clear to Send
9
nc
Not Connected
The D-SUB connector strips must be shielded sufficiently. See chapter “Shielding D-SUB
Table 4-8
Functions of the RS-232 diagnostics LEDs
Designation
Color
State
Function
RD
Green
Flashes
Data transfer active
TD
Yellow
Flashes
Data transfer active
