The Allen-Bradley 1769-L32E belongs to the 5370 CompactLogix family. It serves as a powerful yet space-saving programmable automation controller. This processor module handles medium-scale automation tasks with ease. Its integrated communication ports simplify connections to networks and field devices. Additionally, the 1769-L32E supports a wide range of programming languages, including relay ladder and structured text. You can rely on this controller for consistent operation in demanding industrial environments.
The 1769-L32E controller comes with 750 KB of embedded user memory. This capacity handles moderate program sizes and data logs effectively. For communication, it includes one Ethernet/IP port and one RS232 serial port. The Ethernet port supports up to 100 connections. Meanwhile, the RS232 port can run DF1, DH485, or ASCII protocols. This flexibility allows you to connect to HMIs, drives, or barcode scanners. Furthermore, the controller supports 16 local Compact I/O modules. It also accommodates up to 3 I/O expansion banks using two expansion cables.
This module draws 850 mA at 5V DC and 90 mA at 24V DC from the backplane. Its heat dissipation is rated at 6.5 W maximum. The 1769-L32E uses a replaceable 1769-BA battery to retain user memory during power loss. For non-volatile storage, you can install a CompactFlash card, such as the 1784-CF128. This protects your program even if the battery fully discharges. The controller also supports firmware version 16.00, which is stable and widely used in existing systems.
Operating temperatures range from 0°C to 60°C (32°F to 140°F). Storage temperatures can go from -40°C to 85°C (-40°F to 185°F). Moreover, the unit tolerates 5G vibration at 10–500 Hz. It withstands operational shocks of 30G and non-operational shocks of 50G. The 1769-L32E supports both DIN-rail and panel mounting methods. For panel mounting, the recommended torque is 1.1 to 1.8 N-m. Humidity tolerance is 0–95% non-condensing, making it suitable for various factory floors.
Mount the 1769-L32E on a standard DIN rail or directly on a panel. Use copper wire rated for 90°C minimum. For stranded wires, choose 22 to 16 AWG. For solid wires, use 22 to 14 AWG. Ensure the power supply is within the distance rating of 4 slots for proper voltage delivery. When connecting the RS232 port, the default settings are 19.2 Kbps, 8 data bits, 1 stop bit, and no parity. You can use RSLinx auto-configure for quick setup. For Ethernet, use BOOTP-DHCP or the serial port to assign an IP address initially.
This controller supports multiple IEC-61131-3 programming languages. These include relay ladder, structured text, function block, and sequential function chart (SFC). You can program it using Rockwell’s Studio 5000 or RSLogix 5000 software. The 1769-L32E can handle up to 6 tasks concurrently. This multitasking ability is useful for time-critical processes. Additionally, you can store user data and recipes on the optional CompactFlash card, enhancing data management capabilities.
The front panel features several LED indicators. A module status LED shows power and health conditions. A controller status LED indicates run or fault states. Link status LEDs for Ethernet provide network activity feedback. These LEDs help with quick troubleshooting during commissioning or maintenance. Therefore, you can reduce downtime by visually confirming the controller’s operational state.
The 1769-L32E is ideal for machine control, material handling, and packaging lines. It also fits well in medium-sized process applications like mixing and batch control. Because it supports legacy protocols, it serves as a migration path for older PLC-5 and SLC 500 systems. You can retain existing I/O while upgrading the processor. This makes the 1769-L32E a cost-effective choice for modernizing your control infrastructure.
1769-L32E CompactLogix controller (1 unit)
1769-BA replaceable battery (installed)
Terminal block (removable, for field wiring)
DIN-rail mounting clips (pre-attached)
Quick start guide (printed)
Product label with serial number
Note: Programming cables, CompactFlash cards, and expansion cables are sold separately.
All orders are shipped via FedEx, UPS, or DHL. Delivery times depend on your location and selected service level. Standard packaging ensures safe transit. Please inspect the unit upon arrival for any visible damage.
1. What is the memory size of the 1769-L32E controller?
The 1769-L32E has 750 KB of embedded user memory. This space is sufficient for medium-scale programs and data tables. You can also add a CompactFlash card for additional storage.
2. Can I use this controller with older PLC-5 or SLC 500 systems?
Yes. The 1769-L32E supports protocols like DH485 and DF1. This allows communication with legacy devices. It is often used as a migration platform for upgrading older systems.
3. What programming software is compatible with the 1769-L32E?
You can program the 1769-L32E using Rockwell’s RSLogix 5000 or Studio 5000 software. Version 16.00 or later is recommended for full feature support.
4. How do I configure the Ethernet/IP port for the first time?
You can use the BOOTP-DHCP tool to assign an IP address. Alternatively, you can configure it via the RS232 serial port using DF1 protocol. Both methods are straightforward and well-documented.
5. Does the controller come with a battery, and how long does it last?
Yes, the 1769-L32E includes a 1769-BA battery installed. Its lifespan depends on usage and temperature. Typically, it lasts several years. Rockwell recommends replacing it periodically to prevent memory loss.
| Brand Name | |
| Model No. | 1769-L32E |
| Product Type | Programmable Automation Controller |
| hasMerchantReturnPolicy | Adjust according to reality |
| Shippingdetails | Adjust according to reality |
