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The 2090-U3BB-DM12 is a drive-mounted breakout board within the Kinetix 2090 series by Allen Bradley. It features a 12-pin male D-sub connector and interfaces using SERCOS along with discrete I/O capabilities, handling both digital I/O and relay signals.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Drive-mounted breakout board |
| Product Line | Kinetix 2090 |
| Part Number | 2090-U3BB-DM12 |
| Weight | 0.06 lbs (0.03 kg) |
| Connector Pin Count | 12-pin |
| Connector Type | Male D-sub |
| Interface | SERCOS / discrete I/O |
| Signal Type | Digital I/O and relay |
| Cable Diameter | ≤ 12.7 mm |
| Wire Size | 30–16 AWG |
| Strip Length | 25–63 mm |
| Terminal Torque | 0.25 N·m |
| Mounting Torque | 0.40 N·m |
| Mounting Method | Dual 4-40 UNC screws |
| Shielding | Ground pad + shield terminals |
| Aux Power | 5.2 V DC external |
| Compatibility | CN1-connector drives |
The Allen Bradley 2090-U3BB-DM12 is engineered as a drive-mounted breakout board tailored for use within the Kinetix 2090 line. This component features a male D-sub connector with a total of 12 pins, allowing for versatile connection options. It provides an interface that accommodates both SERCOS and discrete I/O, facilitating communication for digital inputs/outputs as well as relay signals. This board efficiently supports wiring with a diameter of up to 12.7 mm while being compatible with wire sizes between 30 AWG and 16 AWG, ensuring flexibility in installation.
For optimal performance, a cable strip length of 25 to 63 mm is recommended. The connections require specific torque: a terminal torque of 0.25 N·m and a mounting torque of 0.40 N·m, which must be applied via dual 4-40 UNC screws for secure attachment. In addition, this device is designed with appropriate shielding in the form of a ground pad and shield terminals to minimize electromagnetic interference.
An external auxiliary power supply providing 5.2 V DC is necessary for its operation, and the board is specifically compatible with CN1-connector drives, making it essential for ensuring proper integration into existing systems.