KRD Recycle Timers 系列 - Recycling Timer

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免责声明

Littelfuse产品并非为以下用途而设计,也不应被用于这些用途:包括但不限于汽车、航空航天、医疗、救生、维生、核设施、高可靠性应用、用于手术植入体内的装置,或者在产品故障或运行无法达到理想状态的情况下会造成人身伤害、死亡或财产损失的任何其他应用。除非在适用的Littelfuse产品文档中已有明确说明。 如果将产品用于相关Littelfuse文件中未明确说明的任何其他用途,则产品不享受Littelfuse质保。 如果将产品用于相关Littelfuse文件中未明确说明的其他用途,则Littelfuse不会为因此造成的任何索赔或损失承担责任。 除非经Littelfuse另行许可,否则Littelfuse产品的销售和使用应遵守Littelfuse销售条款与条件。 "Littelfuse"包括Littelfuse, Inc.及其所有附属实体。

The KRD3 Series measures only 2 in. (50.8 mm) square. Its solid-state timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRD3 Series is a cost effective approach for OEM applications that require small size, isolation, reliability, and long life.


Operation (Recycling Flasher - ON Time First)

Upon application of input voltage, the output energizes and the T1 ON time begins. At the end of the ON time, the output de-energizes and the T2 OFF time begins. At the end of the OFF time, the output energizes and the cycle repeats as long as input voltage is applied.
重置: Removing input voltage resets the output and time delays, and returns the sequence to T1 ON time.

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Catalog #Input
Voltage (V)
Output
Form
Max. Output
Voltage (V)
Storage Temperature (F/C)Time Delay RangeDimensionsStockSamplesCompare
产品号输入
电压(V)
输出
型式
Max. Output
电压(V)
储存温度(F/C)延时范围尺寸规格库存样品比较
KRD3420A 120VACSPDT250VAC-40° to 85°C (-40°F to 185°F)0.1 - 10s onboard adjustable2.00 x 2.00 x 1.21 in. (50.8 x 50.8 x 30.7mm)
KRD3421A 120 V acSPDT250-40° to 85°C (-40° to 185°F)1 - 100 s onboard adjustable2 H x 2 W in. (50.8 x 50.8 mm)查看 Order
KRD3424A 120 V acSPDT250-40° to 85°C (-40° to 185°F)1 - 100 m onboard adjustable2 H x 2 W in. (50.8 x 50.8 mm)查看 Order
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