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1756-L1 | Allen-Bradley ControlLogix PAC Processor With RS232 Communication and 64 KB User Memory
- Regular price
- $672.00
- Sale price
- $672.00
- Regular price
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Product Description P/N: 1756-L1
Description
The Allen-Bradley 1756-L1 is a ControlLogix processor module designed for medium-scale automation control using the Logix 5550 architecture. This controller features a built-in RS232 interface and 64 KB user memory, supporting discrete and analog I/O for varied process requirements. The 1756-L1 provides dependable execution for standalone or multi-controller ControlLogix systems where reliable communication and processing speed are essential.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Allen-Bradley |
| Category | Processor Module |
| Part Number | 1756-L1 |
| Subcategory | ControlLogix Controller |
| Series | ControlLogix |
| Manufacturer | Rockwell Automation |
| Module Type | ControlLogix Processor Module |
| User Memory | 64 KB |
| Communication Port | 1 × RS232 |
| Isolation Voltage | 30 V continuous |
| Compatible Memory Modules | 1756-M1, 1756-M2, 1756-M3 |
| Backplane Current (5V) | 120 mA |
| Backplane Current (24V) | 2 mA |
| Power Dissipation (Max) | 4.1 W at 60°C |
| Operating Temperature | 0–60°C (32–140°F) |
| Storage Temperature | –40 to 85°C |
| Shock Rating | 30 G operating, 50 G non-operating |
| Vibration Rating | 10–500 Hz at 2.0 G |
| Battery Backup | 1756-BA1 / 1756-BA2 |
| Programming Cable | 1756-CP3 |
| Slot Width | 1 slot |
| Enclosure Type | Open |
| I/O Compatibility | ControlLogix, Flex I/O, POINT I/O |
| Supported Languages | Ladder, FBD, SFC, STL (IEC-61131) |
Information About 1756-L1
The 1756-L1 is a ControlLogix 5550 processor designed for the original generation of Allen-Bradley ControlLogix PAC platforms. It installs into any standard 1756 chassis and supports communication with other controllers across the backplane while running independently. This module integrates an RS232 port for direct communication with programming devices, HMIs, and SCADA systems, and it supports a variety of network protocols through optional communication modules. The 1756-L1 is compatible with 1756-M1, 1756-M2, and 1756-M3 memory modules for nonvolatile storage, making it suitable for diverse industrial control architectures.
Key Features
- Integrated RS232 port: Enables DF1/DH-485 communication with programming devices, HMIs, and SCADA systems.
- 64 KB user memory: Supports medium-scale logic applications within the ControlLogix platform.
- Wide network compatibility: Works with DeviceNet, DH+, ControlNet, and EtherNet/IP via expansion modules.
- Chassis flexibility: Installs in any slot of 1756-A4, A7, A10, A13, or A17 ControlLogix chassis.
- Battery-backed RAM: Supports memory retention using 1756-BA1 or 1756-BA2 batteries.
- Programmable in IEC languages: Supports Ladder, Function Block, SFC, and Structured Text.
- Industrial-grade durability: Designed for 0–60°C operation with robust shock and vibration tolerance.
- Diagnostic front panel LEDs: Provides real-time module status and operational feedback.
The 1756-L1 delivers the reliability and precision required for ControlLogix-based industrial automation and process control systems.
Description
The Allen-Bradley 1756-L1 is a ControlLogix processor module designed for medium-scale automation control using the Logix 5550 architecture. This controller features a built-in RS232 interface and 64 KB user memory, supporting discrete and analog I/O for varied process requirements. The 1756-L1 provides dependable execution for standalone or multi-controller ControlLogix systems where reliable communication and processing speed are essential.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Allen-Bradley |
| Category | Processor Module |
| Part Number | 1756-L1 |
| Subcategory | ControlLogix Controller |
| Series | ControlLogix |
| Manufacturer | Rockwell Automation |
| Module Type | ControlLogix Processor Module |
| User Memory | 64 KB |
| Communication Port | 1 × RS232 |
| Isolation Voltage | 30 V continuous |
| Compatible Memory Modules | 1756-M1, 1756-M2, 1756-M3 |
| Backplane Current (5V) | 120 mA |
| Backplane Current (24V) | 2 mA |
| Power Dissipation (Max) | 4.1 W at 60°C |
| Operating Temperature | 0–60°C (32–140°F) |
| Storage Temperature | –40 to 85°C |
| Shock Rating | 30 G operating, 50 G non-operating |
| Vibration Rating | 10–500 Hz at 2.0 G |
| Battery Backup | 1756-BA1 / 1756-BA2 |
| Programming Cable | 1756-CP3 |
| Slot Width | 1 slot |
| Enclosure Type | Open |
| I/O Compatibility | ControlLogix, Flex I/O, POINT I/O |
| Supported Languages | Ladder, FBD, SFC, STL (IEC-61131) |
Information About 1756-L1
The 1756-L1 is a ControlLogix 5550 processor designed for the original generation of Allen-Bradley ControlLogix PAC platforms. It installs into any standard 1756 chassis and supports communication with other controllers across the backplane while running independently. This module integrates an RS232 port for direct communication with programming devices, HMIs, and SCADA systems, and it supports a variety of network protocols through optional communication modules. The 1756-L1 is compatible with 1756-M1, 1756-M2, and 1756-M3 memory modules for nonvolatile storage, making it suitable for diverse industrial control architectures.
Key Features
- Integrated RS232 port: Enables DF1/DH-485 communication with programming devices, HMIs, and SCADA systems.
- 64 KB user memory: Supports medium-scale logic applications within the ControlLogix platform.
- Wide network compatibility: Works with DeviceNet, DH+, ControlNet, and EtherNet/IP via expansion modules.
- Chassis flexibility: Installs in any slot of 1756-A4, A7, A10, A13, or A17 ControlLogix chassis.
- Battery-backed RAM: Supports memory retention using 1756-BA1 or 1756-BA2 batteries.
- Programmable in IEC languages: Supports Ladder, Function Block, SFC, and Structured Text.
- Industrial-grade durability: Designed for 0–60°C operation with robust shock and vibration tolerance.
- Diagnostic front panel LEDs: Provides real-time module status and operational feedback.
The 1756-L1 delivers the reliability and precision required for ControlLogix-based industrial automation and process control systems.