INSTALLATION MANUAL User Manual

Chapter 4
Installing the DL50
4–18
It is also possible to use the RS-232 output of the DL20 to connect to one
DL50 slave, however the distance limitation is 50 feet. These connections are
shown in Figure 4.15.
Figure 4.15
RS-232 DL20 Master to DL50 Slave Wiring Connections
DL50
RS-232 TERMINALS
T
R
1
G
DL20 MASTER
Parallel I/O Interface
Host Programmable Controller
or Computer
1
2
3
4
5
6
DL50
RS-485
TERMINALS
6
7
8
2
3
Shield
Signal
Ground
50 feet (15 meters) maximum
RS-232 (TxD)
RS-232 (RxD)
Connection as Slave to
DL20 “Master” RS-232 Port