GE / IP FANUC Series 90/30 In Stock
| Manufacturer: | Allen Bradley - PLC |
| Product Type: | PLC/Programmable Logic Controller |
| Part Number: | 1756-CNBR |
| Series: | ControlLogix |
| UPC: | 10612598174086 |
Description:
The Allen-Bradley 1756-CNBR is a Redundant Bridge Device that provides two ControlNet ports. The module dissipates a power of 5.1 Watts. This device offers a speed data rate of 5 megabits per second.
This unit does not ship with terminal blocks. Terminal blocks may be present in photographs for illustrative purposes.
Automation Stop is NOT an authorized distributor for this manufacturer and therefore the manufacturer’s warranty does not apply. Product comes with Automation Stop's 1-year warranty.
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Warranty
We proudly offer a one year Automation Stop warranty on most products.
Rockwell Disclaimer: The product is used surplus. Automation Stop is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Automation Stop is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Automation Stop also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Automation Stop also makes no representations as to your right to install any such firmware on the product. Automation Stop will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.
The Allen-Bradley 1756-CNBR is a ControlLogix Redundant Bridge Module that provides two ControlNet ports. This device can be installed at any slot of the ControlLogix chassis. The 1756-CNBR includes an open enclosure. The unit dissipates a power of 5.1 Watts. The device draws a backplane current of 970 milliamperes at a voltage of 5.1 Volts DC and 1.7 milliamperes at a voltage of 24 Volts DC. The 1756-CNBR provides forty to forty-eight (40-48) Logix communication links. This module offers a communication rate of 5 megabits per second. The device supports 64 bidirectional scheduled and unscheduled links with ControlNet devices and twenty (20) buffers. This unit provides continuous electrical isolation of 30 Volts and can be employed with both redundant and standard power sources.
This unit supports a non-condensing relative humidity range from 5 percent to 95 percent and a vibration frequency range from 10 Hertz to 500 Hertz. The 1756-CNBR can be stored in a safe environment that shouldn’t be full of condensation or corrosion at a temperature from -40 degrees to 85 degrees Celsius (-40 degrees to 185 degrees Fahrenheit). The module includes LED indicators to show the communication status. This module includes a product and MAC address labels. The communication module supports and can be employed for redundant media. The module facilitates and enhances the communication of a ControlNet network. This device contains RJ-45 port connectors. The 1756-CNBR operates at a temperature range from zero (0) degrees to 60 degrees Celsius (32 degrees to 140 degrees Fahrenheit) and weighs approximately 293 grams (0.65 pounds) while shipping.
Technical Specifications
| Region of Manufacture* | United States |
| Type | Communication Modules |
| Brand | Allen-Bradley / Rockwell Automation |
| Series | 1756 ControlLogix |
| Part Number | 1756-CNBR |
| Description | Redundant Bridge Module |
| Backplane Current at 5 Volts DC | 970 milliamperes |
| Backplane Current at 24 Volts DC | 1.7 milliamperes |
| Power Dissipation | 5.1 Watts |
| Location | Chassis (any slot) |
| Slot Width | 1 |
| ControlNet BNC Port | 2 |
| Data Rates | 5 Megabytes per second (Mbps) |
| Number of Connections | 40 to 48 Logix communication connections |
| Weight | 293 grams (0.65 pounds) |
*Region of Manufacture may vary
FAQ
Question: Does Automation Stop offer repairs on the 1756-CNBR?
Answer: Yes. We offer repairs for the 1756-CNBR and it comes with our 1 Year Automation Stop Warranty.
Question: What type of warranty comes with the Allen Bradley - PLC and 1756-CNBR?
Answer: If you buy the 1756-CNBR through Automationstop.com it comes with our 1 Year Warranty and no other warranties.
Question: Can I buy the 1756-CNBR online?
Answer: Yes. Automation Stop sells the 1756-CNBR online and you can check out for the quantity and condition listed available above.
Question: What is the manufacturer for the 1756-CNBR?
Answer: The 1756-CNBR is made by Allen Bradley - PLC.
Question: What type of product is the 1756-CNBR?
Answer: The 1756-CNBR is part of the ControlLogix series.
Question: What Backplane Current at 24 Volts direct current does the 1756-CNBR have?
Answer: The Backplane Current at 24 Volts DC of the Rockwell Automation 1756-CNBR is 1.7 milliamperes.
Question: What is the Backplane Current at 5 Volts DC of the 1756-CNBR?
Answer: The Backplane Current at 5 Volts direct current (DC) of the Allen Bradley Automation 1756-CNBR is 970 milliamperes.
Question: What Brand is included with the Allen-Bradley 1756-CNBR?
Answer: The Allen-Bradley 1756-CNBR has a AB / Rockwell Automation Brand.
Question: What is the ControlNet BNC Port of the Allen Bradley 1756-CNBR?
Answer: The 1756-CNBR has a ControlNet BNC Port of 2.
Question: What is the Data Rates of the Allen Bradley Automation 1756-CNBR?
Answer: The Allen Bradley Automation 1756-CNBR has a Data Rates of 5 Megabytes per second (Mbps).
Question: What Description does the 1756-CNBR have?
Answer: The 1756-CNBR has a Redundant Bridge Module Description.
Question: What Location does the 1756-CNBR have?
Answer: The Allen Bradley Automation 1756-CNBR has a Chassis (any slot) Location.
Question: What is the Number of Connections of the 1756-CNBR?
Answer: The 1756-CNBR has a Number of Connections of 40 to 48 Logix communication connections.
Question: What is the unit Number of the 1756-CNBR?
Answer: The unit Number of the 1756-CNBR is 1756-CNBR.
Question: What is the Power Dissipation of the 1756-CNBR?
Answer: The 1756-CNBR has a Power Dissipation of 5.1 Watts.
Question: What Region of Manufacture* does the Rockwell-Automation 1756-CNBR have?
Answer: The Rockwell-Automation 1756-CNBR has a United States Region of Manufacture*.
Question: What is the Slot Width of the 1756-CNBR?
Answer: The Allen-Bradley 1756-CNBR has a Slot Width of 1.
Question: What Weight does the 1756-CNBR have?
Answer: The Weight of the Allen Bradley-Rockwell Automation 1756-CNBR is 293 grams (0.65 pounds).
Series information for 1756-CNBR
For additional information about 1756-CNBR check the data sheet or manual. Also check the manual PDF for all wiring diagrams, compatibility, troubleshooting, specifications, installation instructions, and accessories (such as batteries, terminal blocks, or cables) regarding 1756-CNBR.
| Revision Part # | Also Known As | Availability |
|---|---|---|
| 1756-CNBR/A | 1756-CNBR Ser A, Series A, Rev A | Request a Quote |
| 1756-CNBR/B | 1756-CNBR Ser B, Series B, Rev B | Request a Quote |
| 1756-CNBR/C | 1756-CNBR Ser C, Series C, Rev C | Request a Quote |
| 1756-CNBR/D | 1756-CNBR Ser D, Series D, Rev D | Request a Quote |
| 1756-CNBR/E | 1756-CNBR Ser E, Series E, Rev E | Request a Quote |
Common Misspellings:
- 1756-CN8R
- 175G-CNBR
- 175G-CN8R
- 17S6-CNBR
- 17S6-CN8R
- 17SG-CNBR
- 17SG-CN8R
- I756-CNBR
- I756-CN8R
- I75G-CNBR
- I75G-CN8R
- I7S6-CNBR
- I7S6-CN8R
- I7SG-CNBR
- I7SG-CN8R
