Allen-Bradley 1756-L72S是GuardLogix 5570控制器，是Logix5000控制器系列的一部分。它是具有安全控制功能的ControlLogix控制器。这是一个双处理器解决方案，必须与1756-L7SP安全模块一起使用，以符合SIL3或Cat。4/PLe安全标准。安全伙伴控制器是自动配置的，有利于单个项目。它具有强大的运动处理能力和速度以及高性能逻辑。它有一个用于通信的USB端口。它可以支持多达500个控制器连接。
1756-L72S
1756-L72S控制器具有4MB用户存储器、2MB安全存储器和(98MBI/0存储器。它可以支持128，000个数字I/O和4000个模拟I/0。它在1.2V DC下消耗5mA电流，在5.1V DC下消耗800mA电流。功耗2.5W，散热8.5 BTU/hr，重量0.55lbs，隔离电压30V(持续)，用于基本绝缘。它可以安装在ControlLogix 1756机箱的任何插槽中，也可以在同一个机箱中安装多个控制器。为了安全通信，它使用控制网、设备网或以太网/IP网络。
1756-L72S
Allen-Bradley 1756-L72S is the GuardLogix 5570 controller, part of the Logix5000 controller family. It is a ControlLogix controller with security controls. This is a dual-processor solution that must be used with the 1756-L7SP security module to comply with SIL3 or Cat. 4/PLe Safety standard. The Security Partner controller is automatically configured to benefit individual projects. It has powerful motion processing power and speed as well as high-performance logic. It has a USB port for communication. It can support up to 500 controller connections.
The 1756-L72S controller has 4MB of user memory, 2MB of safe memory, and 98MBI/0 memory. It can support 128,000 digital I/ OS and 4,000 analog I/ 0s. It consumes 5mA current at 1.2V DC and 800mA current at 5.1V DC. Power consumption 2.5W, heat dissipation 8.5BTU /hr, weight 0.55lbs, isolation voltage 30V(continuous) for basic insulation. It can be installed in any slot in the ControlLogix 1756 case, or multiple controllers can be installed in the same case. For secure communication, it uses a control network, device network, or Ethernet /IP network.
1756-L72S
| A-B | 1756-CNBR | A-B | 1756-ENBT/A | A-B | 1769-L30ERM |
| A-B | 1762-OW16 | A-B | 1756-1B32 | A-B | 1769-L32C |
| A-B | 1786-TPS | A-B | 1746-NI8 SM331 | A-B | 1756-DNB |
| A-B | 1762-IQ16 | A-B | 1784-PCICS | A-B | 1756-M16SE |
| A-B | 1756-ENBT/A | A-B | 1784-CF64 | A-B | 871TM-BH8N18-N3 |
| A-B | 1746-NIO4V | A-B | 1756-OF8 | A-B | 1746-NIO4V |
| A-B | 1746-NIO4V | A-B | 170180-01-00 | A-B | 2711C-T6C 触摸屏 |
| A-B | 1756-BA2 | A-B | 1761-NET-AIC | A-B | 1756-IB32 |
| A-B | 2094-BC02-M02-S | A-B | 1756-PSCA | A-B | 1756-IB32 |
| A-B | 80026-044-06 | A-B | 1756-PA75 | A-B | 1756-PA75 |
| A-B | 80190-220-01-R | A-B | ，1762-L24BXB | A-B | 1756-A10 |
| A-B | 1756-IF16 | A-B | 1769-L31 | A-B | 1746-NO4I |
| A-B | 1756-CNBR | A-B | 1756-1F16 | A-B | 1746-NI4 |
| A-B | 1756-IB32 | A-B | 2711P-T10C4D8 | A-B | 1734-IE4C |
| A-B | 1756-OF8 | A-B | 2711P-K4M20A | A-B | 1747-L552 B/C |
| A-B | 1746-OW16 | A-B | 1784-PCICS | A-B | 1747-L552 |
| A-B | 1756-CNBR/A | A-B | 1747-ASB | A-B | 1746-TB3G |
| A-B | 1746-P2 | A-B | 1756-IF8 | A-B | 1794-OB8EP |
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