TXD2-9V

Turn On Voltage (Max):	6.75 VDC
Coil Resistance:	405 Ohms
Coil Power:	200 mW
Contact Material:	Silver (Ag), Gold (Au)
Operating Temperature:	-40°C ~ 85°C
Termination Style:	PC Pin
Mounting Type:	Through Hole
Features:	Sealed - Fully
Release Time:	4ms
Operate Time:	4ms
Turn Off Voltage (Min):	0.9 VDC
Series:	TX-D
Switching Voltage:	220VDC - Max
Contact Rating (Current):	2A
Contact Form:	DPDT (2 Form C)
Coil Voltage:	9VDC
Coil Current:	22.2mA
Coil Type:	Non Latching
Relay Type:	General Purpose
Part Status:	Active
Packaging:	Tube

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Signal Relays, Up to 2 Amps

TXD2-9V is a type of signal relay, which has a max current of 2 amps. It is designed to switch between normally open (NO) and normally closed (NC) connections. It can be used in many different applications including home automation, HVAC, refrigeration, and automotive applications.

Design and Construction

The TXD2-9V signal relay is constructed out of a core plastic base, a contact, and a coil. The contact is made of silver alloy and is designed to form a secure connection between the normally open (NO) and normally closed (NC) connections. The contact is typically insulated with an epoxy material to ensure long-term reliability. The core plastic base is the largest of the components and provides a stable mounting point for the contact and coil. The coil is constructed with a special type of copper wire which generates a magnetic field when energized.

Application Field

The TXD2-9V signal relay is mainly used in applications such as home automation, HVAC, refrigeration, automotive, and industrial control. It can be used for switching small currents such as those used in thermostats, motor controls, and solenoids. It is also used in a variety of other electrical systems due to its low cost and reliable contact switching.

Working Principle

When power is supplied to the TXD2-9V signal relay, it energizes the coil which in turn generates a magnetic field. This field attracts the contact in the relay, connecting the normally open (NO) and normally closed (NC) terminals. When the power is removed, the contact is released which breaks the connection and re-establishes the original connections.

Advantages

The TXD2-9V signal relay offers many advantages over other relays. It is small and lightweight which makes it suitable for applications where size and weight are important. It is also relatively inexpensive so it can be used in a variety of applications without breaking the bank. Furthermore, it is reliable and not prone to failures due to wear and tear.

Disadvantages

The TXD2-9V signal relay does have some disadvantages as well. Its small size means it is not suitable for applications that require large current, such as electric motors. Also, due to its low cost materials it has a limited life cycle which may be a concern for some applications. Finally, it does not have a manual reset if there is a power outage.

Conclusion

The TXD2-9V signal relay is the perfect choice for a variety of applications. It is small, light and inexpensive, making it ideal for home automation and other applications. However, it does have some limitations due to its material construction, which could make it unsuitable for some applications. Regardless, the TXD2-9V signal relay is a reliable and cost-effective solution for many applications.

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