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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3TX7002-2AB00 |
| Alternative Part Number | 3TX70022AB00 |
| Manufacturer | Siemens |
| Type | Input Coupling Link |
| Rated Voltage | 24 V ac/dc |
| Rated Frequency | 50/60 Hz |
| Operating Current | 1 A @ 24 V dc / 3 A @ 24 V ac |
| Number of Contacts | 1 Normally Open (NO) |
| Switching Behaviour | Monostable |
| Connection Type | Screw-type terminals |
| Width | 11.5 mm |
| Height | 60 mm |
| Depth | 62 mm |
| Protection Class | IP20 |
| Ambient Operating Temperature | -25 ... +60 °C |
| Approvals | General Product Approval, Declaration of Conformity, Test Certificates (where applicable) |
| Commodity Code | 853641 |
The Siemens 3TX7002-2AB00 is a high-quality input coupling link designed to facilitate seamless integration within industrial control systems. This terminal-type coupling relay is engineered to operate with a supply voltage of 24 V AC/DC, making it versatile for a wide range of applications. It features a single normally open (NO) contact, ensuring reliable switching for auxiliary contacts.
Constructed to meet the rigorous demands of industrial environments, the 3TX7002-2AB00 boasts a compact design with dimensions of 11.5 mm in width, 60 mm in height, and 62 mm in depth, allowing for efficient use of space within control cabinets. The relay's screw-type terminals provide secure and straightforward connections, ensuring a stable and durable electrical link.
With an operating current of 1 A at 24 V DC and 3 A at 24 V AC, this coupling relay is capable of handling moderate loads while maintaining its performance. The monostable switching behaviour of the relay ensures a consistent return to its default state, providing a reliable operation cycle.
The 3TX7002-2AB00 is designed with an IP20 protection class, indicating that it is protected against solid objects larger than 12.5 mm but not against water, making it suitable for use in dry and controlled environments. It can operate within an ambient temperature range of -25 to +60 °C, ensuring resilience and reliability across various operating conditions.
This Siemens coupling relay is an ideal choice for those seeking a dependable and efficient solution for interfacing and signal amplification in control circuits. Its robust construction and technical specifications make it a valuable component for a broad spectrum of industrial automation tasks.
Commonly Asked Questions
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Frequently Asked Questions
What is the function of this input coupling link?
The input coupling link is designed to interface between automation equipment and relay modules, providing a reliable means to couple control signals from electronic controllers to relay coils.
Can this coupling link be used with both AC and DC supply voltages?
Yes, the coupling link is compatible with both 24 V AC and 24 V DC supply voltages, making it versatile for various control voltage applications.
What is the maximum operating current for this coupling link?
The maximum operating current for the auxiliary contacts at DC-13 is 1 A at 24 V, and at AC-15, it is 3 A at 24 V.
What type of contacts does this coupling link have?
The coupling link is equipped with one normally open (NO) contact for auxiliary contacts, which is commonly used in control circuits.
What are the dimensions of this coupling link?
The coupling link has a width of 11.5 mm, a height of 60 mm, and a depth of 62 mm, making it compact and suitable for installation in tight spaces.
What is the protection class of this coupling link?
The coupling link has a protection class of IP20, indicating that it is protected against solid objects larger than 12.5 mm but not against water.
What is the ambient temperature range for operating this coupling link?
The coupling link can operate within an ambient temperature range of -25 to +60 degrees Celsius, allowing for use in a variety of environmental conditions.
How is the electrical connection made to this coupling link?
The electrical connection to the coupling link is made via screw-type terminals, which provide a secure and reliable connection for wiring.
Is there a specific type of voltage required for this coupling link?
The coupling link is designed to operate with a type of voltage that is either AC or DC, specifically at a rated value of 24 V.
What certifications does this coupling link hold?
The coupling link has a general product approval and a declaration of conformity, ensuring compliance with industry standards and regulations.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
