The SICK TR110-SRUSA00 is a highly secure locking safety switch designed for industrial applications. As a door interlock switch, it ensures that machinery remains safely locked during operation, preventing unauthorized access. With its robust construction and compliance with industry safety standards, this safety interlock switch is ideal for high-risk environments requiring reliable access control.

Product Specifications
Sensor Principle: RFID (Radio Frequency Identification).
Locking Principle: Static current principle.
Locking Force:
Straight actuator: Up to 3,900 N.
Bent actuator: Up to 1,500 N.
Hinged actuator: Up to 2,600 N.
Electrical Parameters:
Supply voltage: 24 V DC.
Maximum power consumption: Sensor 40 mA, Magnet 400 mA.
Interface type: M12, 8-pin.
Enclosure Protection Rating: IP67 and IP69K.
Operating Temperature Range: -20°C to +55°C.
Safety Level: SIL 3 (IEC 61508), Performance Level PL e (EN ISO 13849).
Product Features
High Security: Complies with EN ISO 14119, the SICK TR110-SRUSA00 door interlock switch supports high-encoded actuators, preventing unauthorized bypassing. This feature ensures the locking safety switch remains tamper-proof in high-risk areas.
Multiple Actuator Options: The door interlock switch offers three actuator options—straight, bent, and hinged—allowing for flexible installation in different locking safety switch applications.
Diagnostic Functions: Supports door and locking device diagnostics for easy troubleshooting.
Environmental Adaptability: IP67 and IP69K protection ratings make it suitable for harsh industrial environments.
Application Scenarios
The TR110-SRUSA00 is suitable for the following scenarios:
Access Control in Hazardous Areas: This locking safety switch is commonly used in environments that require strong locking force and high-level tamper protection. As a safety interlock switch, it provides a secure solution for hazardous area access control and machine safety, ensuring only authorized personnel can operate equipment.
Machine Locking: Locks equipment during maintenance or shutdown to prevent accidental startup.
High Locking Force Requirements: Such as locking large machine doors or high-inertia equipment.
Instructions for Use
Installation and Connection:
Ensure the installation environment meets the protection rating requirements to prevent dust and moisture ingress.
Use M12 connectors for power and signal lines, making sure the connections are secure.
Select the appropriate actuator type based on the application scenario.
Parameter Settings:
Set the locking force and unlocking conditions according to equipment requirements.
The safety interlock switch is equipped with advanced diagnostic functions, enabling real-time monitoring of door interlock switch status and locking integrity.
Maintenance and Inspection:
Regularly check the integrity of the enclosure and connectors.
Clean the sensor surface to ensure proper operation.
Precautions
Environmental Requirements: Avoid using in high-temperature, high-humidity, or strong electromagnetic interference environments.
Electrical Safety: Ensure proper grounding and avoid voltage fluctuations that could damage the device.
Operational Safety: Avoid contact with live parts while the device is in operation.
Frequently Asked Questions and Answers
How to choose the locking force of TR110-SRUSA00?
Different types of actuators correspond to different locking forces. With a maximum locking force of 3,900 N, the SICK TR110-SRUSA00 locking safety switch is designed to secure large machine doors and high-inertia equipment. Its strong holding force makes it a reliable door interlock switch for applications where safety is paramount. The bent and hinged actuators offer 1,500 N and 2,600 N, respectively, making them ideal for light-load or space-constrained applications. Users should select the appropriate actuator type based on their specific application needs.
What is the safety level of TR110-SRUSA00?
Meeting SIL 3 (IEC 61508) and Performance Level PL e (EN ISO 13849) standards, this safety interlock switch is engineered to provide maximum reliability. It ensures that the door interlock switch mechanism functions correctly even in high-risk environments. It also supports high-encoded actuators to meet the tamper-proof requirements of EN ISO 14119. The device has an average probability of dangerous failure of 4.1 x 10^-9 times per hour, ensuring long-term stable operation.
What are the installation environment requirements for TR110-SRUSA00?
The device has IP67 and IP69K protection ratings, making it suitable for harsh industrial environments. During installation, ensure the device is vertically positioned, avoiding vibrations and strong electromagnetic interference. Designed for extreme conditions, the SICK TR110-SRUSA00 locking safety switch operates reliably in temperatures from -20°C to +55°C, ensuring stable performance in demanding environments.
What diagnostic functions does TR110-SRUSA00 offer?
The device supports door and locking device diagnostics, providing real-time status information through diagnostic output interfaces (e.g., AUX DOOR and AUX LOCK). Users can quickly locate faults and reduce downtime through these diagnostic functions. The diagnostic features also include error diagnostic information output to help users identify potential issues promptly.
How to choose the actuator for TR110-SRUSA00?
The straight actuator is suitable for standard installation scenarios, offering the highest locking force. Bent and hinged actuators are designed for space-constrained or special installation directions. Users should select the appropriate actuator type based on their specific application needs.
What are the electrical connection requirements for TR110-SRUSA00?
The door interlock switch utilizes an M12, 8-pin connector, ensuring secure and stable electrical connections. This design enhances the reliability of the locking safety switch, minimizing the risk of accidental disconnections. Users must ensure the connections are secure and comply with electrical safety standards. The supply voltage is 24 V DC, and a stable power source is required. The device features self-monitored semiconductor outputs (OSSD) with short-circuit protection.
How to schedule maintenance for TR110-SRUSA00?
Users should regularly inspect the device's enclosure and connectors for integrity. Clean the sensor surface and enclosure to prevent dust accumulation that could affect performance. Periodically check the installation status of the actuators to ensure they are functioning properly.
What is the service life of TR110-SRUSA00?
The device has a mechanical service life of 1 x 10^6 switch operations. Under normal operating conditions, the expected operational life is 20 years. Regular maintenance can help extend the device's lifespan.
How is the electromagnetic compatibility of TR110-SRUSA00?
The device complies with IEC 60947-5-3 standards, ensuring stable operation in industrial environments. Users should avoid strong electromagnetic interference sources during installation and ensure proper grounding. The device's enclosure protection rating and electromagnetic compatibility design make it suitable for harsh industrial environments.
What are the installation orientation requirements for TR110-SRUSA00?
The device supports three activation orientations, allowing users to choose the appropriate orientation based on their installation needs. Ensure that connections and fastenings comply with safety standards during installation. The high-encoded actuators support flexible installation methods.
FAQ
1.Who are We?
Beijing Zhongping Technology Co., LTD., is a one-stop integrated service provider of intelligent manufacturing, belongs to the Gong Doctor Group, is a scientific research, design, marketing, technical services, industrial Internet, international import and export services as one of the science and technology companies.
2.What can you buy from us?
PLC, inverter, human-machine interface, hydraulic products, low-voltage power distribution, industrial robots and core components
3.Is the item in stock or need to be purchased from another supplier?
We have a large inventory of goods and have our own warehouse.
4.What advantages do we have over other suppliers?
Our company has a large amount of inventory and a number of warehouses, but also in the country's important industrial provinces and cities with offices and a number of overseas service points. To provide you with intelligent manufacturing one-stop comprehensive services, save efforts, labor and cost.
5.Can you provide 100% new original authentic products?
We only sell new original genuine, no renovation, no fake, only for the original factory original!
6.How long is the delivery time?
If there is a stock, it will take 2-3 working days to ship, if the quantity is large, it will take 5-7 working days after receiving the payment, if it is not a conventional model, it will take some time, we will inform you of the specific delivery time.
7.Is there technical support available?
Of course, we have a professional technical team that can help you solve technical problems.
8.How do we guarantee quality?
We have three processes to control the quality of goods.
1). Our engineers will inspect the production and quality control in the factory regularly.
2) Incoming materials shall be inspected by experienced purchasing engineers before they can be stored.
3). At least 2 people in the logistics department cross-check the goods to be sent before delivery.
9.Can you guarantee the safe and reliable delivery of your products?
Yes, we strictly adopt the international standard packing. We also use special packaging for dangerous goods, and refrigerated shipping for items with temperature requirements. Special item packaging and general cargo standard packaging requirements may incur additional costs.
10.How about the freight?
The cost depends on how you choose to get the goods. Express is usually the fastest but also the most expensive way. Sea freight is the best solution for large quantities of goods. The exact shipping cost depends on the purchase amount、quantity and weight of your order. Please feel free to contact us for more information.