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Siemens
3RK1901-1DE22-1AA0
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RK1901-1DE22-1AA0 |
| Alternative Part Number | 3RK19011DE221AA0 |
| Manufacturer | Siemens |
| Product Type | AS-Interface Dual Data Decoupling Unit |
| Protection Class | IP20 |
| Installation Altitude | Up to 2000 metres above sea level |
| Operating Temperature Range | -25°C to +70°C |
| Storage Temperature Range | -40°C to +85°C |
| Relative Humidity | Up to 70% at 25°C |
| Active Power Supplied | 240 W |
| Mechanical Operating Cycles | 1,000,000 for signal contacts |
| Reset Function | External and manual reset available |
| Input Voltage | 24 V / 30 V DC |
| Output Voltage | 2 x AS-I, 4 A |
| Short-Circuit Protection | Electronic |
| Mounting Position | Vertical |
| Mounting Type | 35-mm DIN rail mounting or wall mounting with plug-in flaps |
| Dimensions (W x H x D) | 22.5 mm x 101.3 mm x 121.2 mm |
| Electrical Connection | Screw-type terminals |
| Connectable Conductor | Solid: 1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²); Finely stranded with end processing: 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²) |
| Certifications | CE, UL, CSA |
| Suitability for Use | Safety-related circuits |
The Siemens 3RK1901-1DE22-1AA0 is a high-performance AS-i data decoupling module designed for efficient and reliable integration within industrial control systems. This dual data decoupling unit is part of the SlimLine S22.5 series and is engineered to fit seamlessly into an IP20 control cabinet, boasting a compact module width of just 22.5 mm.
Crafted to operate with input voltages of 24 V / 30 V DC and outputting to 2 x AS-i with a robust 4 A capacity, this module is equipped with integrated overload protection to ensure system stability and longevity. The unit also features integrated ground fault detection, which is essential for maintaining the integrity of your network and preventing potential issues before they arise.
The 3RK1901-1DE22-1AA0 comes with signalling contacts and offers the convenience of a remote reset function, enhancing its usability and control. The module's design includes a manual RESET option and an external reset capability, providing flexibility in system maintenance and troubleshooting.
With an ambient operating temperature range of -25 to +70 degrees Celsius and the ability to function at installation altitudes up to 2000 meters, this module is built to deliver reliable performance in a variety of challenging environments. The unit's mechanical service life is impressive, with signaling contacts rated for up to 1,000,000 switching cycles, indicative of the product's durability and quality.
The LED status display provides clear and immediate feedback on the module's operational state, while the adjustable current response value for the current-dependent overload release ensures precise control and protection for your system.
Overall, the Siemens 3RK1901-1DE22-1AA0 is a versatile and dependable choice for those seeking to enhance their industrial control systems with a module that offers both high functionality and compact design.
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Frequently Asked Questions
What is the purpose of this Siemens data decoupling unit?
The Siemens data decoupling unit is designed to separate AS-Interface communication data from the power supply, ensuring stable and reliable communication between AS-Interface devices. It also provides integrated overload protection and earth fault detection.
Can this unit be used in both grounded and non-grounded AS-i networks?
Yes, the unit is suitable for use in both grounded and non-grounded AS-i networks, as well as AS-i Power24V systems.
What type of protection does the unit offer?
The unit offers IP20 protection, making it suitable for use in control cabinet installations.
Is there a manual reset function available on this unit?
Yes, the unit features a manual reset function, allowing for easy troubleshooting and resetting of the system when necessary.
What is the maximum operating altitude for this unit?
The maximum operating altitude for the unit is 2,000 meters above sea level, ensuring it can be used in a variety of industrial environments.
What are the ambient temperature ranges for operation and storage of the unit?
The ambient temperature range for operation is -25 to +70 degrees Celsius, and for storage, it is -40 to +85 degrees Celsius.
How does the unit indicate its status?
The unit has LED indicators for status display, which provide visual feedback on the operating state of the AS-i networks.
What is the width of the unit, and how is it mounted?
The unit has a width of 22.5 mm and can be mounted on a 35-mm DIN rail or wall mounted with plug-in flaps.
Does the unit have a test function for signaling contacts?
Yes, the unit includes a test function for signaling contacts, allowing for verification of the functionality of these contacts.
What type of electrical connections does the unit support?
The unit supports screw-type terminals for electrical connections, accommodating various conductor cross-sections for flexible installation.
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