You are here:
- Home
- Product
- Controllers & CPUs
- Motion Controllers
- Allen-Bradley 1756-L83E Controllogix Controllers
SKU: 1756-L83E
Allen-Bradley 1756-L83E Controllogix Controllers
The Allen-Bradley 1756-L83E is a high-performance ControlLogix 5580 controller featuring 10MB memory and an integrated 1Gbps Ethernet port. It supports 250 EtherNet/IP nodes, controller redundancy, and up to 128,000 I/O points for advanced industrial automation.
The Allen-Bradley 1756-L83E belongs to the high-performance ControlLogix 5580 controller family. This Programmable Automation Controller (PAC) features a 10 MB integrated user memory for complex logic. It manages up to 32 concurrent tasks with 1,000 programs per task. Each unit includes a pre-installed 2 GB 1784-SD2 secure digital card for non-volatile storage. Consequently, the system protects critical application data during power loss without requiring a battery.
Integrated Network Connectivity
A standout feature of this controller is the built-in 1 Gbps Ethernet port. This embedded interface supports high-speed data transfer across linear network topologies. Furthermore, the 1756-L83E supports up to 250 EtherNet/IP nodes when running Studio 5000 Logix Designer. Users can configure networking via the BOOTP-DHCP utility for static or dynamic addressing. Additionally, a USB Type-B port provides a convenient local interface for programming and diagnostics.
Scalability and High Availability
The 1756-L83E supports full controller redundancy to ensure maximum system uptime. If a primary hardware failure occurs, control automatically transfers to a secondary processor. This module communicates seamlessly with various I/O platforms including Flex I/O and POINT I/O. It also maintains backward compatibility with legacy PLC-5 and SLC 500 systems through messaging instructions. The processor manages a massive capacity of 128,000 digital I/O and 4,000 analog I/O points.
Industrial Durability and Specifications
| Specification | Detail |
| User Memory | 10 MB |
| Digital I/O Max | 128,000 |
| Analog I/O Max | 4,000 |
| Ethernet Speed | 10/100/1000 Mbps |
| Operating Temp | 0 to 60°C (32 to 140°F) |
| Isolation Voltage | 50V (Continuous) |
| Software | Studio 5000 Logix Designer |
Reliable Environmental Performance
Engineered for harsh industrial environments, the module withstands significant physical stress. It features robust vibration and shock tolerance to maintain stable operation near heavy machinery. The unit operates efficiently within a temperature range of 0 to 60°C. Designers prioritized thermal management to prevent overheating in dense chassis configurations. Only Rockwell Automation approved SD cards ensure optimal data integrity in these extreme conditions.
You may also like
The Allen-Bradley 2711R-T7T is a 7-inch PanelView 800 HMI featuring a high-resolution touchscreen, extensive protocol support, and robust integration for industrial control systems.
Allen-Bradley 1756-L63 ControlLogix Standard Controller
Secure the Allen-Bradley 1756-L63 ControlLogix Standard Controller with 8 MB user memory and integrated RS-232 connection. Brand New, Original Stock with Global Shipping. Minimize plant downtime and optimize your automation system now.
Allen-Bradley 1756-L1M2 ControlLogix 5550 Controller Module
The Allen-Bradley 1756-L1M2 is a 1 MB ControlLogix 5550 processor module designed to manage high-speed logic and network communication in industrial control systems.
Allen-Bradley 2094-BM02-S Servo Drive Axis Module
The Allen-Bradley 2094-BM02-S, also cataloged as the 2094-BM02-S Servo Drive, operates as a dedicated hardware component for multi-axis motion control execution within ControlLogix platforms. The hardware acts as a modular inverter node mounted directly onto a shared integrated power rail system. It modulates raw DC link energy into high-frequency pulse-width modulation (PWM) power vectors to regulate the angular positioning, velocity, and torque outputs of synchronized permanent magnet synchronous motors.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 2094-BM02-S |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 0.9 kg |
| Dimensions | 3.5 x 13 x 14.5 cm |
| Operating Temp | 0 to +50 deg C (Standard Industrial Range) |
| Power Consumption | 650 VDC nominal input / 115 Ohm internal shunt resistor |
| Module Type | Servo Drive (Axis Module) |
| Product Range | ControlLogix / Kinetix 6000 |
| System Classification | PLC Motion Control |
| Continuous Current | 10.3 A (RMS), 14.6 A (Sine Peak) |
| Velocity Loop Bandwidth | 500 Hz |
| Current Loop Frequency | 1300 Hz |
| Efficiency Rating | 98% |
Industrial Control & Deterministic Driving Network
The Allen-Bradley 2094-BM02-S interacts directly over backplane bus communication velocity networks to achieve microsecond-level synchronization across adjacent drive modules. The hardware features deterministic network compatibility, letting control processors command motion trajectories with minimal jitter. It supports peak enhancement technology, scaling the nominal inverter output profile from a standard 150% threshold up to 250% during peak torque demands. This scaling permits rapid rotor acceleration and deceleration profiles without triggering overcurrent trips. Integrated Safe-Torque Off (STO) hardware circuits provide independent physical galvanic control paths, disabling gating signals to the output power transistors to prevent unexpected motor rotation during active maintenance states.Frequently Asked Questions
Q: What are the backplane current and configuration limits when expanding axis modules on a single rail?A: The module must be inserted into an authorized Kinetix 6000 power rail, supporting up to seven axis modules alongside one master power module. The cumulative peak current draw must not exceed the structural rating of the shared copper backplane link.Q: Is this hardware compatible with live hot-swapping procedures?A: No. The shared 650 VDC bus lines pose arc-flash and component damage hazards. System DC bus voltage must be entirely drained and verified below safe thresholds before seating or unseating the module from the rail structure.Q: Can the internal 115 Ohm shunt resistor handle high-inertia braking loads?A: The internal shunt resistor is designed for short-duration thermal dissipation. High-inertia or cyclic deceleration applications require an external, isolated shunt module to prevent DC bus overvoltage faults.Field Installation Guidelines
- Enclosure Clearance & Thermal Profile: Maintain a minimum enclosure installation depth of 10.7 inches. Ensure unimpeded vertical ventilation spacing above and below the module chassis to prevent heat sink thermal saturation.
- Cable Separation Architecture: Physically isolate unshielded high-voltage power cables, including motor leads and shunt resistor lines, from low-level digital feedback encoder loops and communication wires to suppress cross-talk.
- Shielding and Ground Boundary: Terminate all motor cable shields at the designated grounding clamp on the power rail base. Maintain a low-impedance ground plane across the entire mounting subpanel.
- Overcurrent Protection: Install specified circuit breakers or high-speed semiconductor fuses upstream of the main power distribution block to guard the internal solid-state components against phase-to-phase short circuits.
Allen-Bradley 1756-CN2R ControlNet Communication Module
The Allen-Bradley 1756-CN2R is a high-performance ControlNet bridge for ControlLogix systems. It supports 128 connections and redundant media for maximum uptime. This 5 Mbps module ensures deterministic data delivery for complex industrial automation networks.
Allen-Bradley 1756-IB16 Digital I/O Module
The Allen-Bradley 1756-IB16 is a 16-point, 24V DC sinking digital input module for ControlLogix systems. It offers configurable filtering, Change of State detection, and group-to-group isolation to ensure reliable signal acquisition in demanding industrial automation environments.
Allen-Bradley 1756-L62 ControlLogix Logix5562 Processor
The Allen-Bradley 1756-L62 is a Logix5562 processor featuring 4 MB of user memory and 128,000 I/O capacity. This ControlLogix module supports 32 tasks and redundancy for high-availability industrial control. It remains a reliable solution for maintaining legacy factory automation systems.
Allen-Bradley 1756-OA16I AC Digital Output Module
The Allen-Bradley 1756-OA16I is a 16-point isolated AC digital output module for ControlLogix systems. It supports 75-265 VAC operation and 2A per point current capacity. This reliable 120/240V module provides per-channel isolation for demanding industrial control applications.
Allen-Bradley 1756-L55M14 Controller Processor
The Allen-Bradley 1756-L55M14 is a Logix5555 controller featuring 3.5MB of user memory and 208KB of I/O memory. It supports multi-protocol communications including EtherNet/IP and ControlNet for advanced distributed control and high-speed industrial processing.
Allen-Bradley 1756-IV16 Digital Input Module
The Allen-Bradley 1756-IV16 is a 16-point digital sourcing input module for ControlLogix chassis. It operates on 12/24V DC, featuring adjustable filter times and 250V isolation. This module provides reliable signal processing for demanding industrial automation environments.
Allen-Bradley 1756-PB75 ControlLogix Standard Power Supply
The Allen-Bradley 1756-PB75 is a 75W DC power supply for ControlLogix chassis. It accepts 18-32V DC input and provides 13A at 5.1V backplane power. This robust module features a 40ms hold-up time and reinforced insulation for reliable industrial operation.
Allen-Bradley 1756-L55M12 Controller Processor
The Allen-Bradley 1756-L55M12 is a Logix5555 controller with 750KB of user memory. It supports multi-network communication including EtherNet/IP and ControlNet for high-performance automation.

























