Rockwell Automation 2706-LV2P_LV2R_LV4P_LV4R DL40 PLUS USER MANUAL - Manual (Page 136)

Installation and Wiring 9–7
Publication 2706-6.1
After the DL40 Plus has been mounted connect the necessary wiring.
The illustrations below show the back of the Remote I/O version and
the Parallel port version of the DL40 Plus.
The Remote I/O version shows the location of the Remote I/O
Connector and the Rack Number DIP switch.
Rear View of Remote I/O Version of the DL40 Plus (4-line version shown)
KEYBOARD
SW1
SW2
SW3
GND
RELAY
L1 L2N
Remote I/O Port
RIO
2 S 1
250 VAC 3A
RS-232
RS-485
12VDC
The Parallel Port version shows the location of the Parallel Port (data
lines, strobe lines, and +12 volt power supply output).
Rear View of Parallel Port Version of the DL40 Plus (4-line version shown)
KEYBOARD
SW1
SW2
GND
RELAY
L1 L2N
Parallel Port
RS-485
250 VAC 3A
RS-232
12VDC
Both the Remote I/O and the Parallel Port versions show the location
of the RS–485 port, Alarm Relay terminals, Keyboard port, RS–232
port, and the power connector, as well as the options DIP switch and
Serial Address DIP switch.
Wiring the DL40 Plus