Allen-Bradley|1756- CNBR|ControlLogix ControlNet Interface Module

SKU: 1756- CNBR

Manufacturer: Allen-Bradley
Product No.: 1756- CNBR
Condition：In stock
Product Type: ControlLogix ControlNet Interface Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 30g
Shipping port: Xiamen
Warranty: 12 months

Description

The Allen-Bradley 1756-CNBR is a ControlLogix ControlNet interface module designed for industrial automation, providing reliable communication and integration within ControlLogix systems.

Features

Redundant Media Support
Automatic Fault Detection
Enhanced Diagnostics
ControlNet Network Integration

Technical Specifications

Electrical Characteristics:
- Input Voltage Range: 85–265V AC
- Maximum Input Power: 120VA
Firmware Enhancements:
- Revision 5.50: Improved CPU utilization accuracy at high utilizations.
- Revision 5.44: Provided more descriptive error messages for fatal conditions.
- Revision 5.39: Enhanced buffer usage diagnostics.
- Revision 5.38.40: Added sub-minor revision numbers for better pre-release identification.
Corrected Anomalies:
- Fixed single-channel modules causing network disruptions.
- Resolved module faults during ControlNet disruptions.
- Corrected delays in sending scheduled data by one network interval.
Connection Limitations:
- Up to five ControlLogix controllers can connect via rack optimization; additional connections fail with error 16#011a.
CPU Utilization Calculation:
- Reduced overestimation errors by up to 10% at 10% utilization, decreasing linearly to 1% at 90% utilization.

Order and Warranty Information

Terms of Purchase and Returns

Detailed guidelines on minimum order quantity, delivery times, payment options, warranty, and return policies.

We gladly accept bulk orders, with a minimum order quantity of just one unit.

Upon request, we can provide all necessary documents, including Certificates of Origin/Conformance and other required export paperwork.

We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% payable before shipment. For RMB transfers, please contact us if you have an agent in China.

All new and original items come with a standard one-year warranty. For extended warranty options, feel free to contact us for pricing details.

We prioritize your satisfaction. If you need to return an item, it must be done within 30 days of purchase. The product must be unused, unopened, and in its original packaging, including all accessories. Refunds will be processed within 5-7 business days of receiving the return. Please note, shipping and handling charges are non-refundable.

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