IS220PRTDH1A是通用电气的电阻温度器件输入模块。该模块是GE的Mark VIe Speedtronic系统的一部分，该系统是最终可用的Speedtronic系统之一。Speedtronic系列由GE在1960年代创建，用于管理工业燃气轮机和蒸汽轮机，包括Mark I，Mark II，Mark IV和Mark VI等流行版本。
IS220PRTDH1A是一个 I/O 包，设计用于与端子板配合使用。当与IS200TRTDH2D、IS200SRTDH1A或IS200SRTDH2A等特定端子板一起使用时，它被批准用于危险场所。本机有自己的电源。
IS220PRTDH1B
只有电阻性简单设备（如 RTD）才能连接到IS220PRTDH1A上的 RTD 输入。用于这些连接的电缆应具有当地电气规范中规定的适当绝缘。
IS220PRTDH1A的前面板包括用于 I/O 单元两个以太网端口的 LED 指示灯，以及电源和 ATTN LED 指示灯。端口位于设备的侧面。
在添加任何类型的包装材料之前，该装置的重量约为 4.40 磅。尺寸为 34 x 18 x 10 厘米。该装置带有 CE 标志和 UL 认证。
IS220PRTDH1B
IS220PRTDH1A is a resistance temperature device input module of General Electric. This module is part of GE’s Mark VIe Speedtronic system, which is one of the final available Speedtronic systems. The Speedtronic series was created by GE in the 1960s to manage industrial gas and steam turbines, including popular versions such as Mark I, Mark II, Mark IV, and Mark VI.
IS220PRTDH1A is an I/O package designed for use with terminal boards. When used with specific terminal blocks such as IS200TRTDH2D, IS200SRTDH1A, or IS200SRTDH2A, it is approved for use in hazardous locations. This machine has its own power supply.
IS220PRTDH1B
Only resistive devices such as RTDs can be connected to the RTD input on IS220PRTDH1A. The cables used for these connections should have appropriate insulation as specified in local electrical codes.
The front panel of IS220PRTDH1A includes LED indicators for the two Ethernet ports of the I/O unit, as well as power and ATTN LED indicators. The port is located on the side of the device.
The weight of the device is approximately 4.40 pounds before adding any type of packaging material. The size is 34 x 18 x 10 centimeters. This device carries the CE mark and UL certification.
IS220PRTDH1B
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