揚程リミッター

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吊り上げ高さリミッターはフックの上げ過ぎのリスクを効果的に軽減します。, which can lead to catastrophic failures such as boom damage, cable snapping, or collision with overhead structures—common hazards in 天井クレーンワークショップ, ガントリークレーンヤード, and port container terminals. By delivering precise height control and timely intervention, this device ensures seamless coordination between lifting operations and site infrastructure, becoming an essential component for safeguarding critical lifting equipment in industrial and logistics hubs.

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Lifting Height Limiter Core Functions & Working Principles

The lifting height limiter operates on a sophisticated yet reliable mechanism that combines precision sensing, intelligent processing, and responsive control. Its core functions are engineered to address the key safety challenges in lifting operations:

1. Real-Time Height Monitoring: Equipped with high-precision sensors (such as rotary encoders or laser distance sensors), the device continuously detects the lifting height of the hook or load. The sensor data is transmitted to the central control unit, which processes the information with an accuracy of up to ±1mm, ensuring that even minor height changes are captured.
2. Multi-Level Alarm System: To provide gradual warnings and prevent sudden disruptions, the limiter features multi-level alarm thresholds. When the lifting height reaches the first-level (pre-alarm) threshold, a visual and audible alarm is triggered to alert the operator. If the height continues to approach the second-level (action) threshold, the device sends a signal to reduce the lifting speed. ついに, when the preset maximum height is reached, the limiter initiates an automatic shutdown of the lifting mechanism, stopping all upward movement immediately.
3. Manual Override & Emergency Stop: In emergency situations or for maintenance purposes, the device is equipped with a manual override function that allows authorized personnel to temporarily bypass the height limit under strict safety protocols. さらに, an integrated emergency stop button provides an extra layer of protection, enabling instant shutdown of the entire lifting system if needed.
4. データロギング & 遠隔監視: Advanced models come with data logging capabilities, which record key operational parameters such as lifting height, alarm events, and shutdown instances. This data can be exported via USB or transmitted to a central monitoring system through wireless communication (such as Wi-Fi or Bluetooth), facilitating equipment maintenance, performance analysis, and safety audits.

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Lifting Height Limiter Technical Specifications

パラメーター	仕様
Lifting Height Range	0 – 500m (customizable for special requirements)
正確さ	±1mm
Alarm Levels	2-level (pre-alarm & action alarm)
Input Voltage	AC 220V/380V ±10%, 50/60Hz; DC 24V ±20%
Output Signal	Relay output (NO/NC), 4-20mA analog output
保護レベル	IP65/IP67 (suitable for harsh industrial environments)
動作温度	-40℃ to +85℃
Communication Interface	RS485 (Modbus RTU), Wi-Fi, Bluetooth (オプション)

Lifting Height Limiter Application Scenarios

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The versatility of the lifting height limiter makes it suitable for a wide range of lifting equipment and industries. Its robust design and reliable performance ensure optimal safety in various operational environments:

建設業

Used in tower cranes, モバイルクレーン, and construction hoists to prevent collisions with building structures, overhead cables, or other obstacles during high-rise construction. It ensures that the lifting hook does not exceed the safe height, protecting both the crane and the construction site.

倉庫 & ロジスティクス

Applied in overhead cranes, ガントリークレーン, and forklifts in warehouses and logistics centers. It helps maintain precise control over the lifting height when stacking goods, avoiding damage to the warehouse ceiling, shelves, or the goods themselves.

ポート & 配送

Installed on ship-to-shore cranes, rubber-tired gantry cranes, and container handlers in ports. It ensures safe and efficient loading and unloading of containers by preventing over-lifting, which could lead to accidents involving ships, コンテナ, or port infrastructure.

製品の利点

The Lifting Height Limiter stands out in the market due to its unique combination of safety, 精度, and user-friendliness. Here are its key advantages:

1. 安全性の強化: By preventing over-lifting accidents, it significantly reduces the risk of equipment damage, personal injury, and operational downtime. The multi-level alarm system and automatic shutdown function provide comprehensive protection.
2. 高精度 & 信頼性: The use of high-quality sensors and advanced control algorithms ensures accurate height monitoring and stable performance even in harsh industrial environments (such as dust, 水分, と振動).
3. 簡単な取り付け & 較正: The device is designed with a compact and modular structure, making it easy to install on various types of lifting equipment. It also features a user-friendly interface for quick calibration and parameter setting, reducing installation time and labor costs.
4. Customizable Solutions: We offer customizable height ranges, alarm thresholds, and communication interfaces to meet the specific requirements of different industries and applications. Our technical team works closely with customers to provide tailored solutions.
5. 費用対効果が高い: Investing in a lifting height limiter helps avoid costly accidents, equipment repairs, and production losses. Its long service life and low maintenance requirements make it a cost-effective safety solution in the long run.

結論

The lifting height limiter is more than just a safety device; it is a cornerstone of efficient and responsible lifting operations. With its advanced technology, 信頼できるパフォーマンス, and wide application range, it provides peace of mind to operators, managers, and business owners alike. By choosing our lifting height limiter, you are investing in the safety of your personnel, the protection of your equipment, and the optimization of your operational processes. Contact us today to learn more about how our lifting height limiter can be tailored to your specific needs and enhance the safety and efficiency of your lifting operations.