TRICONEX 4351A 可编程逻辑控制器（PLC）

TRICONEX 4351A是一款在工业自动化领域具有广泛应用和高度认可的可编程逻辑控制器（PLC）。其特点主要体现在以下几个方面：

首先，TRICONEX 4351A针对小型应用进行了优化，其低容量可以达到48个输入/输出点，这使得它非常适用于那些对输入输出点需求不大但要求高度集成和优化的应用场景。

其次，这款PLC的诊断范围得到了显著扩大，得益于输入/输出模块上的数据链路控制（HDLC）技术，其诊断范围能够达到99.9%。这大大提高了设备的维护性和故障排查效率，降低了维护成本。

此外，TRICONEX 4351A还采用了直接安装在现场终端背板上的专集成电路（ASIC）和输入/输出模块设计，这大大减少了系统足迹，使其占用的物理空间更小，更加便于安装和部署。

在硬件设计方面，TRICONEX 4351A展现了其坚固和耐用的一面。它采用了改进后的牢固设计，包括铝外壳、镀金触点和保形涂层，这些设计不仅提高了设备的防护等级，使其能够防溅，而且保证了其在-20°C到70°C的宽温度范围内都能稳定运行。

从工作原理的角度来看，TRICONEX 4351A采用了集中采样和集中输出的工作方式。在一个扫描周期内，它只在输入采样阶段对输入状态进行采样，并在输出刷新阶段将输出状态从输出映象寄存器中输出，对输出接口进行刷新。这种工作方式虽然在一定程度上降低了系统的响应速度，但却使PLC工作时大多数时间与外部输入/输出设备隔离，从而提高了系统的抗干扰能力和可靠性。

The TRICONEX 4351A is a highly recognized programmable logic controller (PLC) with a wide range of applications in industrial automation. Its characteristics are mainly reflected in the following aspects:

First, the TRICONEX 4351A is optimized for small applications with a low capacity of up to 48 input/output points, making it ideal for applications that require little input/output points but a high degree of integration and optimization.

Second, the diagnostic range of this PLC has been significantly expanded, thanks to the advanced Data Link Control (HDLC) technology on the input/output module, which can reach 99.9% of the diagnostic range. This greatly improves the maintenance and troubleshooting efficiency of the equipment, and reduces the maintenance cost.

In addition, the TRICONEX 4351A features a specialized integrated circuit (ASIC) and input/output module design mounted directly on the field terminal backplane, which significantly reduces the system footprint and makes it easier to install and deploy by taking up less physical space.

In terms of hardware design, the TRICONEX 4351A shows its rugged and durable side. It features an improved robust design, including aluminum housing, gold plated contacts and conformal coating, which not only increases the protection level of the equipment, making it splash resistant, but also ensures stable operation over a wide temperature range of -20°C to 70°C.

From a working principle point of view, the TRICONEX 4351A uses centralized sampling and centralized output. In a scan cycle, it only samples the input state during the input sampling phase, and outputs the output state from the output image register during the output refresh phase to refresh the output interface. Although this mode of work reduces the response speed of the system to a certain extent, it makes the PLC work most of the time isolated from the external input/output equipment, thus improving the anti-interference ability and reliability of the system.

【免责声明】

贵州源妙自动化设备有限公司我们销售新产品和停产产品，独立渠道购买此类特色产品。贵州源妙自动化设备有限公司不是本网站特色产品的授权分销商、经销商或代表。本网站上使用的所有产品名称/产品图片、商标、品牌和徽标均为其各自所有者的财产。带有这些名称，图片、商标，品牌和徽标的产品描述，描写或销售仅用于识别目的，并不表示与任何权利持有人有任何关联或授权。