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Allen Bradley 1756-L82E ControlLogix 5580 Controller
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- Part Number: 1756-L82E
- Brand: Allen-Bradley
- Type: ControlLogix 5580 Controller
- Dimensions: 3.5x14x14.5cm
- Country of Origin: USA
- Barcode: 8537101190
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Additional Specifications
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Descripción del Producto
Allen‑Bradley 1756‑L82E ControlLogix 5580 Controller
The Allen‑Bradley 1756‑L82E, serving as the primary 1756‑L82E CPU module, is utilized to execute deterministic controller tasks across ControlLogix 5580 platforms. It manages high‑density digital and analog I/O, nonvolatile SD storage, and embedded energy‑storage sequencing within EtherNet/IP‑based architectures.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1756‑L82E |
| Brand | Allen‑Bradley |
| Origin | Not specified |
| Weight | 0.394 kg |
| Dimensions | Not specified |
| Operating Temp | 0 to +60 deg C (Series C), 0 to +50 deg C (Series B) |
| Power Consumption | 6.2 W |
| Product Type | CPU Processors |
| Series | ControlLogix 5580 |
| Standard Memory | 3 MB / 5 MB / 10 MB / 20 MB / 40 MB |
| Nonvolatile Storage | 4 GB SD card (1784‑SD4) |
| Digital I/O Max | 128000 |
| Analog I/O Max | 4000 |
| Total I/O Max | 128000 |
| Current Draw | 5.0 mA @ 1.2 VDC, 1.20 A @ 5.1 VDC |
| Thermal Dissipation | 21.2 BTU/hr |
| Isolation Voltage | 50 V continuous |
| Slot Width | 1 |
| Module Location | Chassis‑based, any slot |
| Chassis Compatibility | 1756‑A4/A7/A10/A13/A17 (Series B/C) |
| Environmental Ratings | IEC 60068 vibration/shock, 5–95% RH noncondensing |
| Conformal Coating | Optional (Yes/No variants) |
Profinet / EtherNet/IP Deterministic Networks
The 1756‑L82E operates within Allen‑Bradley’s deterministic EtherNet/IP control fabric. Backplane bus communication velocity licenses define how cyclic tasks, motion updates, and safety frames propagate through the chassis. I/O density scaling ensures that high‑channel‑count systems maintain fixed scan‑time behavior regardless of module distribution. Firmware flash compatibility prevents mismatch faults during controller upgrades; the CPU validates SD‑card firmware packages before activation. Deterministic network timing is preserved through embedded energy‑storage sequencing, which supports up to 80000 power cycles without external modules.
Frequently Asked Questions
Q: Can the 1756‑L82E be hot‑swapped? A: Yes. ControlLogix chassis support hot‑swap insertion and removal, but network connections may momentarily re‑establish depending on system configuration.
Q: Does the controller require SD‑card presence to boot? A: No. The SD card is used for nonvolatile storage and firmware packages; the controller can boot from internal memory.
Q: How does the module behave during firmware upgrades? A: The controller validates flash packages for compatibility and isolation‑voltage requirements before applying updates.
Field Installation Guidelines
- Install in any compatible ControlLogix chassis slot; ensure full seating of the backplane connector.
- Maintain conductor routing per category ratings: category 3 for USB, category 2 for Ethernet.
- Use shielded Ethernet cabling compliant with IEC 61918 and IEC 61784‑5‑2.
- Populate unused ports with covers to maintain corrosive‑atmosphere ratings.
- Segregate low‑voltage control wiring from high‑energy conductors.
- Verify grounding continuity across the chassis to minimize noise coupling.
- Avoid excessive vibration; follow IEC 60068‑2‑6 mounting practices.
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