1756-DNB/A
1756-DNB/A
Manufacturer: ALLEN BRADLEY
Condition: New and Unused, Surplus.
Overview of Allen-Bradley 1756-DNB-A
The Allen-Bradley 1756-DNB-A is a DeviceNet communication module designed for use with ControlLogix automation systems. It enables the ControlLogix controllers to communicate with DeviceNet networks, allowing integration and data exchange with a wide range of devices such as sensors, actuators, and other industrial equipment. The module supports communication rates up to 500 Kbps and provides diagnostic feedback for network health.
Key Features
- Supports DeviceNet communication at 125 Kbps, 250 Kbps, and 500 Kbps
- Maximum number of DeviceNet nodes supported: 64
- Backplane current draw: 850 mA at 5.1 V DC, 3 mA at 24 V DC
- Isolation voltage: 30 V continuous, basic insulation type between DeviceNet network and backplane
- Open-style module designed for installation in ControlLogix chassis slots
- USB port for temporary local programming only (not for permanent use in hazardous locations)
- Compatible with ControlLogix chassis types 1756-A4, A7, A10, A13, and A17
- Operating temperature range: 0 °C to 60 °C
- Provides dual DeviceNet ports for network cabling in a daisy-chain or ring topology
Technical Specifications
| Model | 1756-DNB-A |
| Communication Protocol | DeviceNet (CIP-based) |
| Communication Rates | 125, 250, 500 Kbps |
| Max DeviceNet Nodes | 64 |
| Backplane Current Draw | 850 mA @ 5.1 V DC, 3 mA @ 24 V DC |
| Isolation Voltage | 30 V continuous (DeviceNet network to backplane) |
| Ports | 2 DeviceNet ports (BNC connectors) |
| USB Port | For temporary local programming only |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Module Type | Open-style, chassis-based |
| Compatible Chassis | 1756-A4, A7, A10, A13, A17 |
| Power Dissipation | 3.5 W |
Applications
The 1756-DNB-A DeviceNet communication module is ideal for integrating ControlLogix controllers with DeviceNet networks to manage sensors, actuators, and other field devices in distributed industrial control systems. It is widely used in process automation, manufacturing control, and material handling systems requiring reliable network communication.
Price Matching / Price on Inquiry
Price Matching / Price on Inquiry
If this item is readily available at a lower price through any valid distributor, please contact us for price matching. Leadtime is committed to providing you with the best value for your purchase.
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.
