Bulletin 2755
Single/Dual-Head Enhanced Bar Code Decoders
Product Data
30
Figure 5
PLC Controller Configurations
Catalog No. 1771-DB
BASIC I/O Module
➀
PLC Processor
Catalog No. 1771-DA
ASCII I/O Module
1
7
7
1
D
A
PLC with ASCII or BASIC Module to
Decoder using RS-232
1
7
7
1
D
B
2755–DS/DD
Decoder
2755–DS/DD
Decoder
Requires BASIC Driver for communications between
1771-DB BASIC Module and Bar Code Decoder.
Multi-drop Link using Flexible Interface Module
and DH485 Data Link
...
..
PLC
Processor
Flexible Interface Module
with
2760-SFC2 Protocol
Cartridge
1771-1/O
Rack
...
..
PLC
Processor
Flexible Interface
Module with
2760-SFC1 or -SFC2
Protocol Cartridge
Point-to-Point Link using Flexible Interface Module
RS-232, RS-422, or DH485 (point-to-point)
1771-1/O
Rack
1
2
31
1
2
31
31
2
1
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
2755-CY1 with NEMA Type 4 device
or
2760-A485 connectors with
NEMA Type 1 device
PLC
Processor
1771-1/O
Rack
2755–DD1A/4A
Decoder
Point-to-Point Link using PLC-5 family processor
with serial ASCII port.
➀
1746 1/O Rack
SLC 5/03 Controller Multidrop
Using DH485 Datalink
SLC 5/03
Controller
2755–DD1A/4A
Decoder
1
2
31
2755–DD1A/4A
Decoder
2755–DD1A/4A
Decoder
