Data Recorder (Catalog No. 1770-Sb) With; Keyboard (2706-Nk1 Or -Nk2 - Allen-Bradley A-B QUALITY DL20 Series User Manual

Appendix B
Tape Recorder Setup
1770-SB Data Recorder
Using a Keyboard
B–2
Refer to Figure B.1 when using a 1770-SB Data Recorder with optional
keyboard (Catalog No. 2706-NK1 or -NK2).
Figure B.1
Data Recorder (Catalog No. 1770-SB) with Keyboard (2706-NK1 or -NK2)
DL20 DISPLAY
6 7
RS RS GND
232 232
OUT IN
1. Connect the 2706-NC4 cable to terminals 6,7 and 8 of the DL20 as
shown. DO NOT plug the cable into the 1770-SB at this time. Set toggle
switch on cable connector to the OFF or middle position.
2. Set baud rate of 1770-SB and the DL20 to 1200.
Note: For the new baud rate to be in effect at the DL20, the power must be
cycled, or the DL20 must be reset. Also, the keyboard baud rate must match
the DL20 selection. (See DIP switch settings, Appendix E.)
Important: ECHO ALL TO SLAVES under the special functions must be
OFF for Tape Operations to work properly.
3. Set Track Select of the 1770-SB to CONT.
4. Select USE AB 1770-SB in the Tape Operations special function.
8
Cable (Catalog No. 2706-NC4)
1770-SB RECORDER