Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1769-L33ER |
| Brand | Allen Bradley |
| Product Type | Programmable Automation Controller |
| Product Series | CompactLogix 5370 |
| Controller Memory | 2 MB |
| Maximum Local Modules | 16 |
| Number of Expansion Banks | 2 |
| Communication Ports | 1 USB, 1 Ethernet |
| Communication Protocol | EtherNet/IP |
| Maximum Ethernet Nodes | 32 |
| Maximum Tasks | 32 |
| Programs per Task | Up to 100 |
| Mounting Options | DIN rail and panel mounting |
| Operating Temperature | 0 to 60 deg C |
| Operating Vibration | 10 to 500 Hz; 0.030 in peak-to-peak |
| UPC | 885630101224 |
| Weight | 0.30 kg |
| Estimated Shipping Dimensions | 5.6 x 10.5 x 13.1 cm |
Controller Functions
The 1769-L33ER executes application programs and coordinates control operations with connected I/O devices. Its 2 MB memory provides storage for application logic and controller data. The controller supports up to 32 tasks, with as many as 100 programs per task according to the supplied specifications.
Communication Interfaces
The controller provides one USB port for local programming access and one Ethernet port for industrial network communication. Its EtherNet/IP interface enables data exchange with compatible devices on the control network. Network configuration should account for the number of connected nodes and the communication requirements of the application.
Local I/O Expansion
The controller supports up to 16 local expansion modules, allowing users to configure the I/O arrangement according to the required signal types and channel counts. Before expanding an existing system, verify module compatibility, power requirements, and the physical arrangement of the local I/O banks.
Frequently Asked Questions
Q: How much memory does the 1769-L33ER have?
A: The controller provides 2 MB of memory for its control application and associated data.
Q: How many local modules can the controller support?
A: The supplied specifications list support for up to 16 local modules across two expansion banks. Confirm the intended module arrangement against the applicable hardware documentation.
Q: Which communication interfaces are available?
A: The controller provides one USB port and one Ethernet port. The Ethernet interface supports EtherNet/IP communications with compatible network devices.
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