Siemens
Siemens 3TX7002-2AB00 Input Relay Coupler
Siemens 3TX7002-2AB00 phased-out input relay coupler, 1 NO, 24V AC/DC.
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1 Normally Open contact
24V AC/DC coil voltage
Input coupling function
Terminal shape for easy wiring
Phased-out product
Product description
The Siemens 3TX7002-2AB00 is a phased-out input coupling link designed with one normally open (NO) contact and an input voltage of 24V AC/DC. It is presented in a terminal shape for straightforward integration into control systems.
This relay coupler serves as an interface, typically used to connect low-voltage control signals to higher-power devices or to isolate different parts of a control circuit. It is valuable in automation, machine building, and electrical panel construction.
Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, has the Siemens 3TX7002-2AB00 available. Contact us for this discontinued yet functional input coupling link.
Technical specifications
| Type | Input Coupling Link |
| Contacts | 1 NO (Normally Open) |
| Input Voltage | 24 V AC/DC |
| Output Rating | Dependent on load |
| Form | Terminal shape |
Common applications
PLC input interfacing
Signal isolation
Control panel wiring
Automation systems
Machine control
Compatible systems
Control systems requiring a 24V AC/DC input for switching applications with a single normally open contact
Also known as
Siemens 3TX7002-2AB00 relay
Replaces / compatible with
The Siemens 3TX7002-2AB00 has been phased out. It can be replaced by current interface relays offering similar functionality, such as those in the Siemens LOGO! or SIRIUS product lines, depending on specific application needs.
Technical note
Expert tip
The 24V AC/DC input of the 3TX7002-2AB00 makes it compatible with a wide range of standard control voltages used in industrial settings.What happens next?
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Frequently asked questions
What is the primary function of the Siemens 3TX7002-2AB00 input coupling link?
The Siemens 3TX7002-2AB00 functions as an input interface or coupling link. It takes a 24V AC/DC control signal and uses it to operate a single Normally Open (NO) contact, allowing for signal isolation or connection to other devices.