• 1. Normally closed type: 常闭式

• 1.Control type: normally closed, normally open, double acting.
  控制形式：标准常闭、常开、双作用。
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• 2.Options include direct acting and diaphragm type operations in a Normally Open or Normally Closed version.
  可选包括直接作用和隔膜式常开或常闭版本。
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• 3.Both integrated PNP switch outputs are freely programmable, allowing the user to adjust the limit value, hysteresis, and functionality type (normally closed or normally open) as needed.
  这两种集成PNP开关输出可自由编程，允许用户调节限定值，滞后和功能型(常闭或常开)的需要。
  dict.yoduao.com

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