1771-A3B1-B
1771-A3B1-B
Manufacturer: ALLEN BRADLEY
Condition: New and Unused, Surplus.
Overview of Allen-Bradley 1771-A3B1-B I/O Chassis
The Allen-Bradley 1771-A3B1-B is a universal I/O chassis designed to host 1771 I/O modules for the PLC-5 system. It features a 12-slot configuration with a backplane that supplies power and communication channels to connected modules. This chassis supports panel mounting only and delivers a maximum backplane current of 24 Amperes at 5 V DC.
Key Features
- 12 slots for mounting 1771 I/O and specialty modules
- Panel mount design with mounting tabs for enclosure installation
- Maximum backplane current: 24 A at 5 V DC
- Open-style chassis designed for industrial applications
- Dimensions: 19.0 x 12.4 x 7.6 inches (483 x 315 x 193 mm)
- Weight: Approximately 5.9 kg (13 lbs)
- Operating temperature range: 0 to 60 °C (32 to 140 °F)
- Shock resistance: 15 g, vibration resistance: 2 g (10–500 Hz)
- Relative humidity range: 5-95% non-condensing
- Certified for use in hazardous locations Class 1, Division 2, Groups A, B, C, and D
Technical Specifications
| Model | 1771-A3B1-B |
| Slots | 12 I/O slots |
| Backplane Current | 24 Amperes at 5 V DC |
| Mounting | Panel mount only |
| Dimensions (HxWxD) | 19.0 x 12.4 x 7.6 inches (483 x 315 x 193 mm) |
| Weight | 5.9 kg (13 lbs) |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Shock Resistance | 15 g |
| Vibration Resistance | 2 g (10-500 Hz) |
| Humidity | 5-95% non-condensing |
| Hazardous Location Certification | Class 1, Division 2, Groups A, B, C, D |
Applications
This chassis is used in industrial automation environments to house 1771 series I/O and specialty modules for PLC-5 systems. Its robust design supports distributed I/O systems and is suitable for harsh industrial conditions including hazardous locations.
Price Matching / Price on Inquiry
Price Matching / Price on Inquiry
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Warranty
Warranty
Leadtime offers a 1-year warranty for all products sold and repaired, providing a dependable and reliable investment in your company's future.
