Description
The Allen-Bradley 1785-L40E (also listed as 1785L40E) is a classic, high-performance programmable controller from the renowned PLC-5 series, featuring an integrated 10 Mbps Ethernet (AUI) port. Designed for demanding industrial automation environments, this controller is a workhorse for medium to large-scale control applications. It comes equipped with 48K words of user memory and can handle up to 2048 discrete I/O points, making it ideal for complex process control, material handling, and manufacturing automation systems. The integrated Ethernet connectivity provides robust network communication capabilities, enabling seamless integration into plant-wide control architectures for data exchange, remote monitoring, and programming.
Key Features
- Series: PLC-5 Family
- Type: Programmable Logic Controller
- Processor: PLC-5/40E
- User Memory: 48K words
- Max I/O Capacity: 2048 Discrete I/O
- Communication Ports: Channel 1A (RS-232/422/423, DH+), Channel 0 (Ethernet 10Base5 AUI)
- Programming Language: Ladder Logic, Structured Text, Sequential Function Chart
- Country of Origin: USA
Technical Specifications
Parameter | Specification |
|---|---|
Model | 1785-L40E / 1785L40E |
Processor | PLC-5/40E |
Memory | 48K Words User Memory |
Discrete I/O | Up to 2048 points (max) |
Analog I/O | Configurable via I/O modules |
Programming Languages | Relay Ladder Logic, Structured Text, Sequential Function Chart |
Communication Ports | Channel 0: Ethernet 10 Mbps (AUI, 10Base5) Channel 1A: RS-232/422/423 (DH+, DF1, ASCII) |
Backup Memory | Memory Module (optional) |
Operating Temperature | 0°C to 60°C |
Power Supply | 5V DC from chassis via 1771-P4S, P5S, P6S, or P7S power supply |
Certifications | cULus, CE |
Warranty & After-Sales
- Factory new units: 12 months warranty
- Refurbished units: 3-6 months warranty
- Technical support for configuration and programming
- System integration assistance
- Compatibility verification with existing I/O racks and networks
- Commissioning and diagnostics support available
Delivery Time
- Standard delivery: 3-5 working days
- Express shipping available upon request
Why Choose Our Store
- Genuine Allen-Bradley / Rockwell Automation components
- Global supply network with competitive pricing
- Expertise in legacy and modern automation systems
- Comprehensive technical documentation (manuals, programming software info)
- Responsive customer service and support
Applications
- Legacy manufacturing and process lines maintenance/upgrades
- Material handling and conveyor control systems
- Water/Wastewater treatment facilities
- Packaging and bottling lines
- Large-scale discrete manufacturing automation
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