1653660000

Voltage - UL:	300V
Insulation Height:	0.866" (22.00mm)
Contact Tail Length:	0.177" (4.50mm)
Housing Material:	Polybutylene Terephthalate (PBT)
Contact Material:	Copper Alloy
Wire Strip Length:	--
Torque - Screw:	--
Screw Size:	--
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Features:	--
Contact Mating Finish:	Tin
Operating Temperature:	-20°C ~ 100°C
Color:	Black
Wire Gauge or Range - mm²:	--
Wire Gauge or Range - AWG:	--
Series:	Omnimate SL
Current - UL:	15A
Voltage - IEC:	250V
Current - IEC:	8A
Mounting Type:	Through Hole
Termination Style:	Solder
Plug Wire Entry:	--
Header Orientation:	Vertical
Pitch:	0.197" (5.00mm)
Number of Levels:	2
Positions Per Level:	21
Number of Positions:	42
Type:	Header, Male Pins, Shrouded (4 Side)
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Headers, Plugs and Sockets

Terminal blocks are highly versatile devices used for connecting electrical components together. They are composed of headers, plugs, and sockets, and are available in various configurations to meet any design need. In this article, we\'ll take a look at their application fields and working principles.

Application Fields

Terminal blocks are used in a variety of applications, such as industrial control systems, electronic circuit prototypes, medical devices, home automation systems, and more. In industrial applications, they are used to connect various components to a distributed control system (DCS) or programmable logic controller (PLC) for industrial automation. In heterogeneous networks, terminal blocks are also used to bridge communication between legacy devices and modern automation systems. They are often used in combination with power supplies, buses, oscillators, and logic devices to create complex networks. In the medical sector, terminal blocks are widely used for medical test equipment such as patient monitors, physiological sensors, lab equipment, and patient beds. They are especially popular in home automation systems, allowing users to control lighting, heating, ventilation, and security systems from a central control panel.

Working Principle

Terminal blocks are designed to provide reliable electrical connections without the need for soldering. A variety of contact configurations can be used, such as screw-clamp, spring-clamp, lockable plug and socket, open/closed circuit sockets, and IDC type contacts. The typical screw-clamp terminal block is composed of a housing, contacts and a terminal cover plate. Inside the housing are two macerator connections for the connection of the power source. The macerator connection consists of a series of angled and flat blades, which serve as contact points for the circuit boards. The contact pins are inserted into the housing, and the contact springs are tightened using a screwdriver. As the contact pin is inserted into the housing, it makes contact with the macerator connections, providing a secure electrical connection. The cover plate seals the housing and provides strain relief while ensuring secure connections. Plug and socket terminal blocks are another popular type of terminal block. The plug consists of two parts: a body plate and contacts. The body plate is inserted into the socket housing and is secured with a spring-loaded nut. The contact pins are inserted into the plug, and the contact springs are tightened using a screwdriver. When the plug is inserted into the socket housing, it makes contact with the necessary macerator connections, providing a secure electrical connection. Terminal blocks are used in a variety of applications due to their versatile and reliable nature. They provide reliable and secure connections without the need for soldering and can be customized to fit a variety of requirements. They are also convenient, as they can be easily disconnected and re-connected when needed.

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