856TBB3
856TBB3
Manufacturer: ALLEN BRADLEY
Condition: New and Unused, Surplus.
Overview of Allen Bradley 856T-BB3
The Allen Bradley 856T-BB3 is a versatile 70 mm light module designed for industrial signaling and indication applications. It features a black housing with a green LED lens, providing clear visual signals for machine status or process conditions. Engineered to operate on 24V AC/DC, this module offers multi-function lighting capabilities including steady, flashing, and strobe effects, making it adaptable to various alert needs. The device is rated for protection levels IP66 and IP67, ensuring reliable operation in harsh environments with dust and moisture exposure. Compact in size and energy-efficient, the 856T-BB3 is ideal for integration in stack light assemblies or as a standalone indicator in industrial automation systems.
Key Features of Allen Bradley 856T-BB3
- 70 mm diameter light module with black housing and green lens
- Multi-function LED lighting: steady, flashing, single and double strobe
- Operates on 24V AC/DC power supply with low current consumption (~100 mA)
- High protection rating of IP66/IP67 for dust and water resistance
- LED lamp type for long service life and low maintenance
- Single circuit module optimized for industrial signaling applications
- Compatible with standard 856T stack light assemblies
- Polycarbonate lens material for impact resistance
- Compact and robust design suitable for machine and process status indication
Technical Specs of 856T-BB3
| Specification | Details |
|---|---|
| Model | 856T-BB3 |
| Housing Color | Black |
| Lens Color | Green |
| Diameter | 70 mm |
| Light Source | LED |
| Operating Voltage | 24V AC/DC ±10% |
| Current Consumption | Approx. 100 mA |
| Protection Rating | IP66/IP67 |
| Light Modes | Steady, Flashing, Single Strobe, Double Strobe |
| Lens Material | Polycarbonate |
Applications / Use Case
The Allen Bradley 856T-BB3 light module is widely used in industrial automation for signaling machine and process statuses to operators and maintenance personnel. Its multi-function LED output allows clear differentiation between normal operation, warnings, or faults through programmable light effects. The IP66/IP67 rating ensures usage in demanding environments including manufacturing floors, packaging lines, and outdoor installations where dust, moisture, and washdowns are common. The compact size fits within existing 856T stack light assemblies, providing a cost-effective way to upgrade or customize signal towers. This model is ideal for assembly lines, robotics stations, and control panels where visual communication is critical for safety and efficiency.
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