Rockwell Automation 2706 DL20 SERIES G USER MANUAL - Manual (Page 132)

Appendix B
Tape Recorder Setup
B–6
Refer to Figure B.3 when using a 1770-SA Data Recorder with optional
keyboards (Catalog No. 2706-NK1 or -NK2).
Figure B.3
Data Recorder (Catalog No. 1770-SA) with Keyboard (2706-NK1 or -NK2)
RS
232
OUT
6 7 8
RS
232
IN
GND
1770-SA RECORDER
DL20 DISPLAY
2706-NC4
1. Connect the 2706-NC4 cable to terminals 6, 7 and 8 of the DL20 as
shown. DO NOT connect to the 1770-SA at this time. Set toggle switch
on cable connect to the OFF or middle position.
2. Set baud rate of DL20 to 1200 baud.
Note: In order for the new baud rate to be in effect, the power must be
cycled at the DL20, or the DL20 must be reset. Also, the keyboard baud rate
must match the DL20 selection. (See DIP switch settings, Appendix E.)
Note: ECHO ALL TO SLAVES under the special functions must be OFF
for Tape Operations to work properly.
3. Using the 2706-NK1 or NK2 Keyboard, select USE A-B 1770-SB from
Tape Operations special function.
4. Select desired function: WRITE TO TAPE, READ FROM TAPE or
VERIFY TAPE.
5. Follow the instructions provided by the DL20.
1770-SA Data Recorder
Using a Keyboard