normally open

LimIt'switch, directly actuated, spring returned, normally open. Switch can be specified as open or closed.

限制开关, 直接启动, 弹簧复位, 正常情况下为断路. 可指定开关为断开或接通.

Transmission standard: normally closed, normally open and pneumatic.

驱动装置标准: 常闭型 、 常开型、及气动型.

Membrane structures are normally applied to light-weight structures designed for public use such as indoor sports ground, large-span shade in open ground, large parking, market, activity centre, storage, and military installation.

膜结构通常采用轻型构件，可以建造诸如：室内运动场，大跨度遮阳棚，大型停车场、商场、活动中心，仓库和军用设施等。

Proximity limIt'switch, directly actuated, spring returned, normally closed. Right-click for closed or held open.

直接启动 、 弹簧复位 、 正常闭合的邻近限制开关.右击接通或保持断开.

Normally Open A contact pair that is open when the relay is not energized.

常开触点在继电器未受激励时保持开路的触点对.

Measure current-Model 7169 A relays remain normally open and Model 7158 relays go to normally open.

测量电流——7169A型继电器仍保持在常开位置,7158型继电器连接至常开触点.

LimIt'switch, directly actuated, spring returned, normally closed. Switch can be specified as open or closed.

直接启动 、 弹簧复位 、 正常闭合的限制开关.可指定开关为断开或闭合.

LimIt'switch, directly actuated, spring returned, normally open. Right-click for open or held closed.

限制开关, 直接启动, 弹簧复位, 正常情况下为断路. 右击断开或保持闭合.

Each auxiliary relay should have two normally open contacts and have the reset button.

每个辅助继电器均应具有两个常开触点.设置复位按钮.

LimIt'switch, directly actuated, spring returned, normally closed. Right-click for closed or held open.

限制开关, 直接启动, 弹簧复位, 正常情况下为闭合.右击接通或保持断开.