FieldServer FS-X20 Manual Do Utilizador
Start-up guide
Page 6
FS-X20 Series FieldServer Start-up Guide (07-2005)
Note: FS-X20 Series RS-232 numbering convention is reverse to the 10BaseT numbering
convention.
convention.
1
2
3
4
5
6
7
8
RJ45 M ale M odular Jack
1
2
3
4
5
6
7
8
RJ45 Female M odular Jack
Figure 2-5 RS-232/Cat 5 Wire Functions/Connections
PIN DESCRIPTION
From DCE To DCE
1
Frame Ground
2
Transmitted Data
D (Data)
3
Received Data
D
4
Request to Send
C (Control)
5
Clear to Send
C
6
Data Set Ready
C
7
Signal Gnd/Common return
8
Rcvd Line Signal Detector
C
11
Undefined
12
Secondary Rcvd Line Signal Detector C
13
Secondary Clear to Send’
C
14
Secondary Transmitted Data
D
15
Transmitter Sig Element Timing
T (Timing)
16
Secondary Received Data
D
17
Receiver Sig Element Timing
T
18
Undefined
19
Secondary Request to Send
C
20
Data Terminal Ready
C
21
Sig. Quality Detector
C
22
Ring Indicator
C
23
Data Sig Rate Detector
C
24
Transmitter Sig Element Timing
T
DB25 Male
25
Undefined
Figure 2-6: - General PC Connector pinouts – DB25M
PIN
SIGNAL
1
Data Carrier Detect
2
Received Data
3
Transmitted Data
4
Data Terminal Ready
5
Signal Ground
6
Data Set Ready
7
Request to Send
8
Clear to Send
DB9 Male
9
Ring Indicator
Figure 2-7: - General PC Connector Pinouts – DB9M