ABB AO2000-LS25 - Page 27

AO2000-LS25 LASER ANALYZERS | OI/AO2000-LS25-EN REV. D 27
Transmitter unit – service interface (RS232)
Terminal
Signal
Remark
J13
1
Data Carrier Detect
Connected to terminal 4
2
Transmit Data
—
3
Receive Data
—
4
Data Terminal Ready
—
5
Ground
—
6
Data Set Ready
Connected to terminal 4
7
Request To Send
Connected to terminal 8
8
Clear To send
Connected to terminal 7
9
Ring Indicator
Not assigned
Table 18: Transmitter unit – RS232 connection
Alternatively connector J15 may be used (remember “Gender
Changer”).
Transmitter unit – network interface (Ethernet)
Terminal
Color code
Signal
For straight-through connection (switch)
J2
1
White/Orange
TX+
2
Orange
TX−
3
White/Green
RX+
4
Green
RX−
For cross over connection (direct to PC)
J2
1
White/Green
TX+
2
Green
TX−
3
White/Orange
RX+
4
Orange
RX−
Table 19: Transmitter unit – Ethernet connection