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Home Product 1756-L74 ControlLogix 5574 Redundant PLC Controller Module, Rockwell Automation
ControlLogix 5580 controller

1756-L74 ControlLogix 5574 Redundant PLC Controller Module, Rockwell Automation

1756-L74 Controller Module
Rockwell 1756-L74 Processor
ControlLogix 5570 L74
1756-L74
The 1756-L74 Controller Module by Rockwell Automation is a ControlLogix 5570 L74 Processor delivering high-performance control, scalable memory, and flexible I/O integration for industrial automation systems requiring real-time processing and reliable communication.
Categories:Automation
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Product Description

The 1756-L74 Controller Module, part of the Rockwell ControlLogix 5570 series, is a high-performance automation processor designed for complex industrial applications. The ControlLogix 5570 L74 supports up to 128 modular I/O connections via its backplane, enabling scalable integration with analog, digital, and specialty modules. It features built-in Ethernet/IP, ControlNet, and DeviceNet communication interfaces for seamless network integration. Operating within a 24V DC voltage range, it functions reliably in temperatures from 0°C to 60°C, ideal for harsh environments in manufacturing, energy, and process industries. Key advantages include advanced motion control, real-time data processing, and robust redundancy capabilities. However, its complexity may require specialized programming expertise. The module includes a replaceable lithium battery (1000 mAh) for memory backup but lacks a display screen or integrated sensors, relying on external devices for system monitoring.
Parameter Specification
Module Type 1756-L74 Controller Module
Manufacturer Series ControlLogix 5570 L74
Processor Core Rockwell 1756-L74 Processor
Execution Speed 1.9 MHz
Memory Capacity 3.5 MB User Memory
I/O Capacity Up to 256 Local I/O Modules
Communication Ports 1x RS-232 Serial Port, 1x Ethernet Port
Backplane Current 800 mA @ 5.1V DC
Protocol Support EtherNet/IP, CIP Sync, CIP Motion
Certification UL, CE, ATEX, IECEx
Operating Temperature 0°C to 60°C (32°F to 140°F)
Vault Rating ENCL Class 12, Division 2
Power Consumption 11W Typical
question:Do you accept payment after shipment?
answer:No, full payment is required before shipment for security purposes.
question:What payment methods do you support?
answer:We accept TT, PayPal, and other major payment methods.
question:Do you have a product selection engineering team?
answer:Yes, we have experienced engineers specializing in market research and product optimization.
question:Can the company ensure stable product supply?
answer:Yes, we maintain long-term partnerships and strict inventory management.
question:Why is there a transaction fee?
answer:The fee covers payment processing and administrative costs for secure transactions.
question:Do you accept payment after shipment?
answer:No, full payment is required before shipment for security purposes.
question:What payment methods do you support?
answer:We accept TT, PayPal, and other major payment methods.
question:Do you have a product selection engineering team?
answer:Yes, we have experienced engineers specializing in market research and product optimization.
question:Can the company ensure stable product supply?
answer:Yes, we maintain long-term partnerships and strict inventory management.
question:Why is there a transaction fee?
answer:The fee covers payment processing and administrative costs for secure transactions.
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