Rockwell Automation 2706-NP3 DL20 OFFLINE PROGRAMMING MANUAL - Manual (Page 42)

Transferring S Record Files
Chapter 7
7–2
Before transferring files between your computer and a DL20 or data
recorder, you must connect the equipment using the appropriate cable.
Connecting Personal Computer to DL20
The figure below shows the connection between your personal computer and
a DL20 Dataliner Display using the Catalog No. 2706-NC2 Cable.
Personal Computer
Catalog No. 2706-NC2 Cable
DL20 Dataliner
RS
422
+
RS
232
OUT RS
232
IN GND +12
VDC
OUT
SERIAL COMM PORT
RS
422
–
4 5 6 7 8 9
!
ATTENTION: Do not connect computer to DL20 when power is
applied to the DL20. Damage to DL20 could result.
1. Attach the 25-pin connector end of cable to the Com1 or Com2 serial
communication port of your computer.
If your computer’s serial port has 9 pins use an AT Adapter with
the 2706-NC2 cable.
2. Attach the three spade connectors on the other end of cable
to the same numbered terminals on the back of the DL20 display.
Important: The DL20 must be set to the same baud rate as the serial port
of your computer to establish communications.
3. Power on the DL20.
4. You can use menu option 2 - Terminal/Keyboard (2706-NK1 Mode) to
verify the communication link between the computer and DL20.
When the computer is connected to the DL20 Display you can transfer files
between the two devices. To download a file to the DL20, see page 7–4.
To upload a file from the DL20, see page 7–6.
Connecting Equipment