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Specification & Description
| Specification | Description |
|---|---|
| Part Number | UE43-3MF2D3 |
| Alternative Part Number | UE433MF2D3 |
| Manufacturer | Sick |
| Product Type | Safety Relay |
| Supply Voltage | 24 V dc |
| Output Configuration | 3 Normally Open (NO) / 1 Normally Closed (NC) |
| Mounting Type | DIN Rail Mount |
| Dimensions | 45 x 120.5 x 75 mm |
| Safety Integrity Level | SIL3 (IEC 61508), Category 4 (EN ISO 13849) |
| Performance Level | PL e (EN ISO 13849) |
| B10d Value | 1 x 10^6 operations (AC-15, 230 V, I = 0.5 A), 3.5 x 10^5 operations (DC-13, 24 V, I = 2 A) |
| PFHD | 3.0 x 10^-8 (EN ISO 13849) |
| TM (Service Life) | 20 years (EN ISO 13849) |
| Stop Category | 0 (EN 60204-1) |
| Power Consumption | ≤ 1 W (dc) |
| Overvoltage Category | II |
| Rated Insulation Voltage | 300 V ac |
| Rated Impulse Withstand | 4 kV |
| Test Voltage | 2 kV (50 Hz) (EN 60439-1) |
The Sick UE43-3MF2D3 is a high-performance safety relay designed for seamless integration into various industrial safety systems. Engineered by Sick, a leader in sensor-based solutions, this safety relay is a crucial component for machinery where reliable and efficient operation is paramount.
With a supply voltage of 24 V dc, the UE43-3MF2D3 is equipped to handle demanding applications. It features three normally open (NO) and one normally closed (NC) contacts, providing flexibility in safety circuit design. The relay is suitable for DIN rail mounting, making it easy to install and maintain within control panels.
The compact dimensions of 45 x 120.5 x 75 mm ensure that it does not require excessive space, allowing for efficient use of control cabinet real estate. The relay's robust construction and adherence to international safety standards, including SIL3 (IEC 61508) and Category 4 (EN ISO 13849), underscore its reliability and safety credentials.
The UE43-3MF2D3 is an ideal choice for engineers and safety specialists looking to enhance the safety features of their machinery without compromising on space or functionality. Whether used in automated manufacturing, packaging, or material handling, this safety relay is built to offer peace of mind through its dependable operation and safety assurance.
Commonly Asked Questions
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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.
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Frequently Asked Questions
What are the dimensions of this safety relay?
The dimensions of the safety relay are 45 mm in width, 120.5 mm in height, and 75 mm in depth, making it suitable for DIN rail mounting.
Can this safety relay be used in high-risk applications?
Yes, it is designed with safety in mind and has a Safety Integrity Level of SIL3 according to IEC 61508, and a Performance Level of PL e according to EN ISO 13849, making it suitable for high-risk applications.
What is the supply voltage required for this relay?
The safety relay requires a supply voltage of 24 V DC, with an acceptable range from 20.4 V DC to 26.4 V DC.
What type of contacts does this relay have?
The relay features 3 normally open (NO) contacts that are safety-related and 1 normally closed (NC) contact that is not safety-related. The contacts are of a forced-guided type, ensuring reliable operation.
What is the maximum switching frequency for this relay?
The maximum switching frequency for the relay is 3600 operations per hour, which allows for frequent operation in automated processes.
How many safety contacts does the relay have?
The UE43-3MF2D3 safety relay has 3 safety contacts that are normally open (NO) and 1 auxiliary contact that is normally closed (NC).
What is the expected operational lifetime of this relay?
The operational lifetime of the relay is 20 years, as defined by the TM (Time under Tension) value in EN ISO 13849.
Is there a specific category for the stop function of this relay?
Yes, the relay has a stop category of 0 according to EN 60204-1, which is suitable for emergency stop applications.
What is the maximum switching current for the safety contacts?
The safety contacts can switch currents ranging from 10 mA to 6 A, allowing for versatility in controlling various loads.
Does this relay have any specific certifications or compliance standards?
The relay complies with several international standards, including IEC 61508 for functional safety and EN ISO 13849 for safety-related parts of control systems.
