The Allen-Bradley 1756-PB72 is a standard 24V DC power supply for ControlLogix systems. It provides 10A at 5.1V backplane power and features reinforced insulation for safety. This chassis-mounted unit ensures reliable performance in harsh industrial environments.
The Allen-Bradley 1756-PB72 provides essential backplane power for ControlLogix controller systems. This unit converts a 24V DC input into multiple regulated output voltages. It supports the energy needs of processors and I/O modules within the chassis. Furthermore, the design prioritizes system stability in demanding industrial environments. The module mounts to the left side of the chassis frame. Consequently, it delivers power without occupying functional application slots.
The 1756-PB72 operates consistently under harsh manufacturing conditions. It resists heavy vibrations and significant electrical surges during daily operation. Moreover, the hardware maintains high performance within a wide temperature spectrum.
Wiring the 1756-PB72 is straightforward due to the accessible DC terminal block. The front cover protects the DC+ and DC- connections during active use. Furthermore, a dedicated status LED displays the health of the power supply. This visual indicator allows maintenance teams to verify operation at a glance. Engineers should ensure proper grounding to maximize safety and signal integrity. The unit remains compatible with Series A, B, and C ControlLogix chassis.
Rockwell Automation designed this module for professional industrial applications. It satisfies rigorous international standards for safety and electromagnetic compatibility. However, users should avoid residential installations to prevent potential radio interference. The compact footprint ensures the power supply fits within standard control cabinets easily. Overall, this module represents a dependable solution for 24V DC automation infrastructure.
| Parameter | Specification |
|---|---|
| Model | 2094-BM02-S |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 0.9 kg |
| Dimensions | 3.5 x 13 x 14.5 cm |
| Operating Temp | 0 to +50 deg C (Standard Industrial Range) |
| Power Consumption | 650 VDC nominal input / 115 Ohm internal shunt resistor |
| Module Type | Servo Drive (Axis Module) |
| Product Range | ControlLogix / Kinetix 6000 |
| System Classification | PLC Motion Control |
| Continuous Current | 10.3 A (RMS), 14.6 A (Sine Peak) |
| Velocity Loop Bandwidth | 500 Hz |
| Current Loop Frequency | 1300 Hz |
| Efficiency Rating | 98% |
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