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3RK1105-1AE04-0CA0
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RK1105-1AE04-0CA0 |
| Alternative Part Number | 3RK11051AE040CA0 |
| Manufacturer | Siemens |
| Category | HMIs and Displays |
| Type | Safety Monitoring Relay |
| Current Rating | 3 A |
| Response Time | 40 ms |
| Mounting Type | Screw Mount; DIN Rail Mount |
| Dimensions | 45 x 120 x 104 mm |
| Weight | 0.300 kg |
| Height | 110.00 mm |
| Width | 55.00 mm |
| Depth | 125.00 mm |
| Ambient Operating Temperature | -20°C to +60°C |
| Storage Temperature | -30°C to +70°C |
| Protection Class | IP20 |
| Commodity Code | 853649 |
The Siemens 3RK1105-1AE04-0CA0 is a state-of-the-art safety monitoring relay designed to integrate seamlessly into AS-Interface bus systems. This device is pivotal for the real-time monitoring of safety devices such as emergency stop switches, ensuring that machinery and processes adhere to the highest safety standards. With a classification up to Performance Level "e" according to EN ISO 13849-1, Category 4, and applicable for circuits up to SIL 3 as per EN 62061, this safety monitor is a robust solution for critical safety applications.
The unit boasts a swift response time of a maximum of 40 ms and is equipped with screw-type terminals for secure and reliable connections. Its compact dimensions, with a width of 45 mm, a height of 108 mm, and a depth of 120 mm, allow for easy installation in space-constrained environments. The 3RK1105-1AE04-0CA0 operates efficiently within a wide temperature range, making it suitable for a variety of industrial settings.
This safety monitor is designed for simplicity and ease of use while maintaining the rigorous standards required for safety monitoring. It is an essential component for any automated process that prioritises the safety of operations and personnel.
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Frequently Asked Questions
What is the function of this Safety Monitoring Relay?
The Safety Monitoring Relay is designed for use in AS-interface bus systems to monitor safety devices such as emergency stop switches. It is classified for Performance Level 'e' / Category 4 according to DIN EN ISO 13849-1 and can be used in circuits up to SIL3 according to DIN EN 62061.
Can this relay be used in high-temperature environments?
The relay is suitable for operating in ambient temperatures ranging from -20°C to +60°C, making it suitable for various industrial environments.
What type of mounting does this relay support?
The relay supports both screw and standard rail mounting, providing flexibility for installation in different types of control panels and equipment.
What is the response time of the relay's safety outputs?
The safety outputs of the relay have a maximum response time of 40 ms, ensuring timely activation of safety measures in critical situations.
What is the rated operational current for this relay?
The rated operational current for the relay is 3 A for AC-12, 50/60 Hz at 250 V, and for DC-12 (DC-1) at 24 V, ensuring compatibility with a range of control circuits.
What protection class does the relay have?
The relay has a protection class of IP20, indicating that it is protected against solid objects larger than 12.5 mm but not against water, making it suitable for indoor use.
What are the dimensions of the relay?
The relay measures 45 mm in width, 108 mm in height, and 120 mm in depth, which should be considered when planning for installation space.
How can I ensure the relay is functioning correctly?
Regular testing and maintenance according to the manufacturer's instructions are essential to ensure the relay functions correctly. Additionally, the user must calculate the entire circuit's PFD value to ensure safety compliance.
What certifications does the relay have?
The relay comes with a General Product Approval and is compliant with EMC and Functional Safety/Safety of Machinery standards, ensuring its reliability and safety in industrial applications.
Is there any specific environmental consideration for this relay?
The relay can be stored in temperatures ranging from -30°C to +70°C. However, it should be operated within the specified ambient temperature range for optimal performance.
