Allen-Bradley 1769-L16ER-BB1B CompactLogix 5370 L1 Controller
The Allen-Bradley 1769-L16ER-BB1B, also cataloged as the 1769-L16ER-BB1B Controller, operates as a dedicated hardware component for central logic processing and integrated I/O execution within CompactLogix 5370 L1 networks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1769-L16ER-BB1B |
| Brand | Allen-Bradley |
| Origin | Singapore |
| Weight | 2.00 lbs (0.91 kg) |
| Dimensions | CompactLogix L1 Form Factor |
| Operating Temp | -20 to +60 deg C |
| Power Consumption | 11.5 W Power Dissipation at Full Load |
| Input Voltage | 24 VDC |
| User Memory | 384 KB |
| Controller Tasks | 32 Tasks Maximum (100 Programs per Task) |
| Embedded I/O | 16 Digital DC Inputs (Sink) / 16 Digital DC Outputs (Source) |
| Expansion Capacity | Up to 6 Bulletin 1734 POINT I/O Modules |
| Communication Ports | 2 x RJ-45 EtherNet/IP Ports (DLR), 1 x USB Port |
| EtherNet/IP Nodes | 4 Nodes Maximum |
| Storage Memory | 1 GB SD Card Included (Supports up to 2 GB) |
EtherNet/IP Deterministic Networks & Firmware Flash Compatibility
The Allen-Bradley 1769-L16ER-BB1B features dual Ethernet ports supporting Device Level Ring (DLR) topology to guarantee continuous network availability without deterministic loop latencies. The controller maintains backplane bus communication velocity across local 1734 POINT I/O expansion racks, coordinating up to 256 controller connections and 32 sockets in real time. Onboard firmware flash compatibility ensures synchronized operational execution and reliable logic processing across scaled EtherNet/IP network nodes.
Frequently Asked Questions
Q: How does the controller preserve system memory during power loss without an external battery?
A: The module incorporates internal energy storage circuitry that transfers volatile user programs and system state data to the onboard SD card during power loss, eliminating battery maintenance requirements.
Q: What is the maximum local expansion limit for physical I/O modules on this platform?
A: The integrated chassis power supply supports direct backplane connectivity for up to 6 local Bulletin 1734 POINT I/O expansion modules mounted alongside the main controller base.
Field Installation Guidelines
Mount the module on a standard 35 mm DIN rail or directly to a panel surface within an IP54-rated enclosure to shield internal components from conductive dust. Connect the 24 VDC primary power supply to the removable terminal block using copper conductors with appropriate wire gauge. Route dual Ethernet communication cables through separated wire ducts to prevent high-voltage noise coupling, ensuring all RJ-45 shield connections interface directly to cabinet ground. Verify proper seating of the end cap on the final 1734 POINT I/O expansion module to complete the backplane communication loop.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
| Payment | We accept American Express, Discover, MasterCard, PayPal, and Visa. Our site is secured by RapidSSL. |
| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
| Q: What Shipping Methods Do We Use? |
| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
| Q: How Can Customers Contact Us and Request a Quote? |
| A: You can reach out to us via email, WhatsApp, WeChat, Skype, or your preferred communication platform. Contact us with your needs, and we'll provide a prompt, customized quote. |
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