1756-L84E Allen-Bradley ControlLogix 控制器

Description

1756-L84E Allen-Bradley ControlLogix 控制器

1756-L84E 是罗克韦尔自动化（Rockwell Automation）生产的一款高端 ControlLogix 控制器。这款控制器基于现代设计和连接性，非常适合大型应用。

以下是关于 1756-L84E 的主要特点：

强大的I/O能力：1756-L84E 支持高达 128,000 个离散输入和输出，以及 4000 个模拟输入和输出。这使得它能够连接和控制大量的输入和输出设备。

通信功能：该控制器支持多种通信协议，如 EtherNet/IP、ControlNet、DeviceNet、Data Highway Plus、远程 I/O、SynchLink 以及第三方过程和设备网络。此外，它还带有一个集成的以太网 I/P 端口，支持 10/100/1000 Mbps 的传输速度。

内存和存储：1756-L84E 具有 20MB 的内置用户内存，并且可以通过使用 1784-SD2（2GB 安全数字（SD）卡）进行扩展和长期程序存储。这为用户提供了充足的空间来存储程序和数据。

节能设计：该控制器不需要电池来保留易失性存储器的内容，因为它带有现代储能解决方案，无需使用电池。这使得控制器更加环保和节能。
散热和隔离：1756-L84E 的工作散热为 21.2 BTU/小时，并且在 USB 端口到背板、以太网端口到背板和 USB 端口到以太网端口之间提供 50V 的隔离。这使得控制器在工作时更加稳定和安全。

总的来说，1756-L84E 是一款功能强大、通信能力强、内存充足且节能环保的高端 ControlLogix 控制器。它非常适合于大型自动化应用，能够满足复杂的控制需求和高性能的通信要求。

1756-L84E Allen-Bradley ControlLogix 控制器

The 1756-L84E is a high-end ControlLogix controller manufactured by Rockwell Automation. Based on modern design and connectivity, this controller is ideal for large applications.

The following are the main features of the 1756-L84E:

Powerful I/O capability: The 1756-L84E supports up to 128,000 discrete inputs and outputs, and 4,000 analog inputs and outputs. This allows it to connect and control a large number of input and output devices.

Communication capabilities: The controller supports multiple communication protocols such as EtherNet/IP, ControlNet, DeviceNet, Data Highway Plus, remote I/O, SynchLink, and third-party process and device networking. In addition, it comes with an integrated Ethernet I/P port that supports 10/100/1000 Mbps transfer speeds.

Memory and storage: The 1756-L84E has 20MB of built-in user memory and can be expanded and long-term program storage by using the 1784-SD2 (2GB secure digital (SD) card). This gives users plenty of space to store programs and data.

Energy efficient design: The controller does not require a battery to retain the contents of volatile memory, as it comes with a modern energy storage solution that does not use a battery. This makes the controller more environmentally friendly and energy efficient.
Heat dissipation and isolation: The 1756-L84E has an operating heat dissipation of 21.2 BTU/ hour and provides 50V isolation between USB port to backplane, Ethernet port to backplane, and USB port to Ethernet port. This makes the controller more stable and secure when working.

Overall, the 1756-L84E is a high-end ControlLogix controller that is powerful, has strong communication capabilities, has plenty of memory, and is energy efficient and environmentally friendly. It is well suited for large automation applications and can meet complex control requirements and high performance communication requirements.