1. What Is a High Limit Switch?
A high limit switch is a safety device that shuts down equipment when temperatures exceed safe thresholds. It acts as a critical barrier in high-heat environments, preventing damage or hazards. SHUYI’s model offers precise temperature monitoring for industrial machinery.
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2. How It Protects High-Temp Equipment
SHUYI’s high limit switch operates through smart thermal sensing:
- Temperature Detection: Uses a heat-sensitive probe to monitor temps (up to 600°C) in real time.
- Auto-Shutdown: Triggers power cutoff within 0.5 seconds when exceeding set limits, stopping overheating.
- Manual Reset: Requires physical reset after shutdown, ensuring operators address the root cause first.
3. Key Advantages for Industrial Safety
- Precision Control: Maintains accuracy within ±2°C, critical for processes like plastic molding or metal annealing.
- Durable Build: Heat-resistant materials (e.g., ceramic probes) withstand 500°C+ environments without degradation.
- Reduced Downtime: Prevents 70% of heat-related equipment failures, lowering repair costs in factories.
4. Ideal Applications
Essential for high-temperature machinery:
- Industrial Ovens: Stops baking lines if temps spike, avoiding burnt products in food processing.
- Furnaces: Shuts down smelting equipment to prevent metal overheating in foundries.
- Dryers: Protects textile or paper dryers from fire risks when air flow is blocked.
5. Why Choose SHUYI’s High Limit Switch?
- Wide Temp Range: Works with 100°C–600°C settings, covering most industrial high-heat needs.
- Safety Certifications: Meets CE and UL standards, ensuring compliance in global manufacturing facilities.
- Easy Integration: Compatible with PLC systems, allowing remote alerts when thresholds are breached.
6. Installation & Maintenance Tips
- Mount probes 5cm from heat sources but avoid direct contact with flames.
- Calibrate annually using SHUYI’s test kit to maintain ±2°C accuracy.
- Check wiring quarterly; heat can loosen connections, delaying response time by 20%.
Web: www.shuyitop.com
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Zhejiang SHUYI Electric Co., LTD, Focus On Switches With 30 Years.
