### 尺寸及接线说明

![](https://resource.helplook.net/docker_production/3648ne/article/3spuQqQn/68886b21311fa.png)

![](https://resource.helplook.net/docker_production/3648ne/article/3spuQqQn/68886b27eed57.png)

![](https://resource.helplook.net/docker_production/3648ne/article/3spuQqQn/68886c6f162c2.png)

模块接线图

模块接线表

| **接线端子编号** | **标识** | **说明** |
|---|---|---|
| NC | / | 没有接口 |
| AI 0+ | 1 | 输入通道1正极 |
| AI 0- | 2 | 输入通道1负极 |
| AI 1+ | 3 | 输入通道2正极 |
| AI 1- | 4 | 输入通道2负极 |
| AI 2+ | 1 | 输入通道3正极 |
| AI 2- | 2 | 输入通道3负极 |
| AI 3+ | 3 | 输入通道4正极 |
| AI 3- | 4 | 输入通道4负极 |
| NC | 5&amp;6 | 无需接线 |