| 加工定制：否 | 品牌：TRICONEX | 型号：TRICONEX 4409 |
| 产品认证：TRICONEX 4409 | 工作电压(V)：TRICONEX 4409 | 输出频率(kHz)：TRICONEX 4409 |
TRICONEX 4409
TRICONEX 4409
TRICONEX 4409
当PLC的输入端输入信号发生变化PLC输出端对该输入变化做出反应需要一段时间，这种现象称为PLC输入/输出响应滞后。
由上述分析可知，扫描周期的长短主要取决于程序的长短。扫描周期越长，响应速度越慢。由于每一个扫描周期只进行一次I/O刷新，即每一个扫描周期PLC只对输人、输出状态寄存器更新一次，故使系统存在输人、输出滞后现象，这在一定程度上降低了系统的响应速度。工业现场的干扰常常是脉冲式的、短时的，PLC的输入/输出响应滞后，对一般的工业控制要求，是完全允许的，还可以起到增强系统的抗干扰能力。
但是，对于控制时间要求严格、响应速度要求较快的系统，就要采取措施减小输入/输出滞后的不利影响。
⊙、联 系 人：黄女士
⊙、销售热线： 0592-6809319/18030265259
⊙、产品状态(Product status)
现货/订货(Spot / order)
⊙、价 格(Price)
面议 (是否含17%增值税)
negotiable(Whether or not containing 17% value-added tax)
⊙、销售服务(marketing service)
现货/订货免费配送至全国各地。
spot / order Department of logistics distribution
⊙、产品质量(product quality)
质保一年，产品严格的测试和认证
One year warranty，Strict product testing and certification
⊙、我们的优势(our advantage)
专业销售、高品质信誉、交货期快、价格实惠、服务效***。
Professional sales, high-quality reputation, fast delivery, affordable, service with high
efficiency
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Sales of the product module
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