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KSD-MR series

KSD-MR series

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旋钮开关规范
开关规格
杆-位置：1个杆，2个位置~8个位置（无止动器）可用
触点额定值：0.5A 24V直流；0.2A 48V直流
接触电阻：最大20伏直流；100mA，采用电压降法
绝缘电阻：最小100mΩ，500v直流
介电强度：不允许击穿；500V交流电持续1分钟
操作力：400土250 gf.cm或230土100 gf.cm
使用寿命：2000次循环
工作温度范围：-40°C~85°C
品牌：科斯达开关  KSDKG/KOSOD SWITCH/KESIDA


旋钮开关
旋钮开关是一种电气开关，通过旋转旋钮来操作。它通常用于控制各种电气设备和系统中的功能或设置。

结构
旋钮开关通常由以下部件组成：

**开关本体：**容纳所有部件并提供保护。
**触点：**当旋钮旋转到特定位置时，它们会接触并闭合电路。
**旋钮：**用于手动操作开关，通常带有刻度或标记以指示不同位置。
**电阻器或电位器：**用于调节电路或提供可变电阻。
类型

旋钮开关有多种类型，包括：

**单刀单掷 (SPST)：**最简单的类型，只有一个输入和一个输出触点。
**单刀双掷 (SPDT)：**有两个输出触点，当旋钮旋转时，它们在输入触点和两个输出触点之间切换。
**双刀双掷 (DPDT)：**有两个输入和两个输出触点，当旋钮旋转时，它们在两个输入触点和两个输出触点之间切换。
**电位器旋钮开关：**除了开关功能外，还提供可变电阻，用于调节电路。
应用

旋钮开关主要用于以下应用：

音响设备中的音量和音调控制
仪器和测试设备中的功能选择
电力工具中的速度控制
照明系统中的调光控制
优点

**易于使用：**旋钮易于旋转和操作。
**直观控制：**旋钮上的刻度或标记提供清晰的视觉指示。
**紧凑尺寸：**相对于其他类型的开关，尺寸相对紧凑。
**多功能：**可用于多种应用，包括开关、电位器和功能选择。
缺点

**较慢的切换速度：**与其他类型的开关相比，旋转旋钮需要更多时间来切换。
**可能产生噪声：**在切换时可能会产生轻微噪声。
**受环境影响：**极端温度或湿气可能会影响其操作。
选择

选择旋钮开关时，应考虑以下因素：
所需的触点配置 (SPST、SPDT、DPDT)
电流和电压额定值
可变电阻（如果需要）
环境条件

Specification for rotary switch
Switch specifications
Rod - Position: 1 rod, 2 positions~8 positions (without stopper) available
Contact rating: 0.5A 24V DC; 0.2A 48V DC
Contact resistance: maximum 20V DC; 100mA, using voltage drop method
Insulation resistance: minimum 100m Ω, 500V DC
Dielectric strength: No breakdown allowed; 500V AC for 1 minute
Operating force: 400 ± 250 gf.cm or 230 ± 100 gf.cm
Service life: 2000 cycles
Working temperature range: -40 ° C~85 ° C
Brand: Coaster Switch KSDKG/KOSOD SWITCH/KESIDA


Knob switch
A rotary switch is an electrical switch that is operated by rotating a knob. It is commonly used to control functions or settings in various electrical equipment and systems.

structure
Rotary switches typically consist of the following components:

**Switch body: * * accommodates all components and provides protection.
**Contact point: When the knob is rotated to a specific position, they will make contact and close the circuit.
**Knob: * * Used for manually operating switches, usually with scales or markings to indicate different positions.
**Resistors or potentiometers: * * Used to adjust circuits or provide variable resistance.
type

There are various types of rotary switches, including:

**Single pole single throw (SPST): * * The simplest type, with only one input and one output contact.
**Single pole double throw (SPDT): * * There are two output contacts that switch between the input contact and the two output contacts when the knob is rotated.
**Double Knife Double Throw (DPDT): * * has two input and two output contacts, which switch between the two input and output contacts when the knob is rotated.
**Potentiometer knob switch: In addition to its switch function, it also provides variable resistors for adjusting circuits.
application

Rotary switches are mainly used for the following applications:

Volume and tone control in audio equipment
Function selection in instruments and testing equipment
Speed control in power tools
Dimming control in lighting systems
advantage

**Easy to use: The knob is easy to rotate and operate.
**Intuitive control: The scale or mark on the knob provides clear visual indication.
**Compact size: * * Compared to other types of switches, the size is relatively compact.
**Multifunctional: * * Can be used for various applications, including switches, potentiometers, and function selection.
shortcoming

**Slow switching speed: Compared to other types of switches, rotating the knob takes more time to switch.
**Possible noise generation: * * Slight noise may occur during switching.
**Affected by the environment: * * Extreme temperature or humidity may affect its operation.
choice

When selecting a rotary switch, the following factors should be considered:
Required contact configuration (SPST, SPDT, DPDT)
Rated values of current and voltage
Variable resistor (if needed)
environment condition
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