Rockwell Automation 2090-U3CBB-DM12 CN1 Control Interface with Integral 24V-to-5V Power Installation Instructions - Manual (Page 2)

2 Control Interface Breakout Boards with 24V-to-5.2V Auxiliary Power Converter
Rockwell Automation Publication 2090-IN008B-EN-P - August 2010
Install the Control Interface Breakout Board
Attribute 2090-U3CBB-DM44, 2090-U3CBB-DM12
Cable diameter 12.7 mm (0.5 in.) max
Screw terminal wire size 0.06…1.31 mm
2
(30…16 AWG)
Recommended wire strip length 25…63 mm (1.0…2.5 in.)
Auxiliary power input
Voltage
Current 18…30V DC
400 mA max
Recommended torque
Mounting screws
Terminal screws 0.40 N•m (3.5 lb•in)
0.25 N•m (2.2 lb•in)
1 X- X+ 4 5 6 7 8 9
16 17 18 19 20 21 22 23 24
25 26 27 29 31 32 33 34 35
36 37 38 39 40 41 42 43 44
AUXPWR
AUXCOM
ENABLE
HOME
REG1
REG2
OTRAV+
OTRAV-
I/OCOM
BRAKE+
BRAKE-
SHIELD
CN1-31
CN1-32
CN1-33
CN1-34
CN1-37
CN1-38
CN1-27
CN1-43
CN1-44
Cable Tie
Follow these steps to form a compact connection.
1. Push the insulation down-and-over itself.
2. Move the insulation so it butts against the outside wall of cover.
3. Tape or shrink-wrap the end of the insulation to the cable.
Shrink-wrapped Insulation
44-pin Breakout Board 12-pin Breakout Board