4270-18Y

Series:	4270
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Accessory Type:	Cap (Cover)
For Use With/Related Products:	MS90376 and MIL PRF 5501/31A or 32A Connectors
Shell Size - Insert:	1.280" ID, 1.088" OD
Material:	Composite
Features:	--
Color:	--

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<h1>Circular Connectors - Accessories</h1><p>Circular connectors and accessories are an important part of any electronic system. 4270-18Y connectors are some of the most popular. They are commonly used in electrical and telecommunications systems to provide reliable connections. Therefore, it is important to understand their application field and working principle.</p><h3>Application Field</h3><p>4270-18Y connectors are commonly used to provide interconnection between device and PCBs in industrial control, communication, and networking applications. They are also used to connect different types of devices to each other to power, signal, and provide grounding. They are easy to install, maintain, and reliable for the signal transmission.</p><p>4270-18Y connectors are UL and CSA approved and meet all requirements for industrial applications. They are RoHS-compliant and have an operating temperature from -55°C to 125°C. They can be used in data, video, and audio applications and are resistant to vibration and shock.</p><h3>Working Principle</h3><p>The 4270-18Y connector is a 2-way, screw-3 terminal connection system. The connector system consists of two parts, a plug and a mating part receptacle. The plug has three terminals and is inserted into the receptacle. The receptacle has three contacts and a locking sleeve to keep the plug from slipping out.</p><p>The plug is inserted into the receptacle and the locking sleeve is pressed down. This creates a secure connection between the plug and the receptacle. The locking sleeve also has a gasket that seals off the connection to protect it from moisture and dust.</p><p>Once connected, the terminals in the plug and the contacts in the receptacle are electrically connected. This connection allows power and signals to be passed from one device to another. The completeness of the connection is determined by a contact resistance test, which is used to ensure that the connection is secure and reliable.</p><h3>Conclusion</h3><p>4270-18Y connectors are popular and widely used in a variety of applications. They are designed for reliable connections and provide good contact performance. They are easy to install and maintain and are compliant with various safety standards. Understanding the application field and working principle of 4270-18Y connectors is important for anyone that needs to use them.</p>

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