Railway Station and Airport Walk Through Bomb Detector, Door Frame Metal Detector

**Walk Through Metal Detector for Railway Stations and Airports, Door Frame Metal Detector** **Model: UB700** The **UB700 Walk Through Metal Detector** is a high-performance security solution designed for use in railway stations, airports, exhibition centers, banks, prisons, government offices, and hotels. It features 18 overlapping detection zones, ensuring comprehensive coverage and accurate identification of metallic objects. ### Key Specifications: - **Model No.:** UB700 - **Working Frequency:** 4kHz – 8kHz - **Standard External Size:** 2200mm (H) × 800mm (W) × 580mm (D) - **Standard Internal Size:** 2010mm (H) × 700mm (W) × 500mm (D) - **Package Size for Door Panels:** 2290 × 560 × 180 mm * 1CTN - **Package Size for Control Unit:** 760 × 380 × 260 mm * 1CTN - **Gross Weight:** 63kg - **Sensitivity Adjustable:** Each zone has 256 sensitivity levels (0–255 adjustable) - **Sound & LED Alarm:** Dual-side LED indicators to easily locate the source of the alarm - **Trademark:** Uniqscan - **Transport Package:** Carton Case - **Specification:** 2290 × 560 × 180 mm / 760 × 380 × 260 mm - **Origin:** Shenzhen - **HS Code:** 8543709100 ### Power Supply: - AC 85V – 264V - **Working Temperature:** -20°C to +50°C ### Features & Functions: - **18 Overlapping Detection Zones:** Simultaneous alarms from multiple zones for precise detection. - **Highly Adjustable Sensitivity:** Each zone can be fine-tuned with 256 sensitivity levels. - **5.7-inch LCD Screen:** For real-time monitoring and control. - **Infrared Remote Control:** Convenient operation from a distance. - **Sound and LED Alarms:** Visual and audible alerts for quick response. - **Passenger Counting:** Automatically tracks the number of people and alarm events. - **Alarm Strength Indicator:** Displays the intensity of detected metal on the control panel. - **Password Protection:** Ensures only authorized personnel can operate the system. - **Easy Assembly:** Designed with just 2 cables and 8 screws for simple installation. - **Safe for All Users:** Harmless to people with heart pacemakers, pregnant women, magnetic media, and more. - **Fireproof Material:** Constructed with high-density fire-resistant materials for safety. - **Self-Diagnostic System:** Automatically checks the system upon startup, eliminating the need for calibration. - **Modular Design:** Easy to maintain and replace parts when needed. - **Sensitivity Test Piece:** One-yuan coin for reliable omnidirectional testing. - **Optional Backup Battery:** Provides 4–8 hours of power in case of outages. ### Applications: Ideal for high-security environments such as airports, train stations, government buildings, banks, and industrial facilities. The UB700 ensures maximum safety while maintaining a smooth flow of traffic. **Images:** [Image 1](http://i.bosscdn.com/uploads/9e/11/a5/c07fa39efe0d087436835e9c71.jpg) [Image 2](http://i.bosscdn.com/uploads/90/70/4b/2af183231d2fd8d0e099eb363d.jpg) [Image 3](http://i.bosscdn.com/uploads/12/2f/1d/f40d0f1228d5a17f8fd3cf3a9a.jpg) [Image 4](http://i.bosscdn.com/uploads/74/d8/37/dadf68d187e623d35e8057390e.jpg) [Image 5](http://i.bosscdn.com/uploads/b0/bc/f2/b48b791b42125cfe771e3609eb.jpg) Whether you're looking for a secure entrance solution or an efficient way to screen individuals, the **UB700 Walk Through Metal Detector** is a reliable, user-friendly, and advanced choice for modern security needs.

Ordinary Plate Heat Exchanger

Plate Heat Exchangers (PHEs) are compact, efficient devices used to transfer heat between two fluids without mixing them. They are widely used in industries such as HVAC, chemical processing, food and beverage, and power generation. Below is a detailed classification of Plate Heat Exchangers based on their design, construction, and application:

1. Based on Construction and Design

  • Gasketed Plate Heat Exchangers:

    • Consist of multiple plates with gaskets to seal the edges and create flow channels.

    • Easy to disassemble for cleaning, maintenance, or capacity adjustment.

    • Suitable for moderate temperature and pressure applications.

  • Brazed Plate Heat Exchangers:

    • Plates are brazed together using copper or nickel, creating a compact and leak-proof unit.

    • Ideal for high-pressure and high-temperature applications.

    • Commonly used in refrigeration and HVAC systems.

  • Welded Plate Heat Exchangers:

    • Plates are welded together, eliminating the need for gaskets.

    • Suitable for corrosive fluids, high temperatures, or high pressures.

    • Used in chemical, oil, and gas industries.

  • Semi-Welded Plate Heat Exchangers:

    • Combines welded and gasketed plates.

    • One fluid path is welded (for aggressive fluids), and the other is gasketed (for less aggressive fluids).

    • Ideal for applications requiring a balance between durability and maintenance flexibility.

  • Fully Welded Plate Heat Exchangers:

    • All plates are welded together, providing a robust and leak-proof design.

    • Suitable for extreme conditions, such as high temperatures, pressures, or corrosive environments.

      2. Based on Flow Configuration

      • Single-Pass Plate Heat Exchangers:

        • Fluids pass through the heat exchanger once.

        • Simple design with lower pressure drop.

      • Multi-Pass Plate Heat Exchangers:

        • Fluids pass through the heat exchanger multiple times.

        • Increases heat transfer efficiency but may result in higher pressure drop.

          3. Based on Application

          • HVAC Plate Heat Exchangers:

            • Used in heating, ventilation, and air conditioning systems.

            • Efficient for heat recovery, chillers, and heat pumps.

          • Industrial Plate Heat Exchangers:

            • Designed for industrial processes such as chemical, food, and pharmaceutical industries.

            • Handles high temperatures, pressures, and corrosive fluids.

          • Refrigeration Plate Heat Exchangers:

            • Used in refrigeration systems for evaporators or condensers.

            • Compact and efficient for low-temperature applications.

          • District Energy Plate Heat Exchangers:

            • Connects to district heating or cooling networks.

            • High-capacity and energy-efficient.

              4. Based on Plate Material

              • Stainless Steel Plates:

                • Corrosion-resistant and durable.

                • Suitable for most applications, including food and beverage industries.

              • Titanium Plates:

                • Highly resistant to corrosion, especially in seawater or chloride environments.

                • Used in marine or chemical industries.

              • Nickel Plates:

                • Resistant to high temperatures and corrosive fluids.

                • Ideal for chemical processing or oil and gas industries.

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Siping Juyuan Hanyang Plate Heat Exchanger Co., Ltd , https://www.tj-heatexchange.com