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Towa Seiden Kogyo Co.
Towa Seiden HL-400S Paddle Type Level Switch Powder Contact Part SUS Protective Tube Type

Manufacturer: Towa Seiden Kogyo Co., Ltd.
Model: HL-400S
Features
The Paddle-Type Level Switch is highly versatile, capable of measuring the levels of nearly all powders and particles, ensuring broad applicability. Additionally, with a wide range of available options, it can adapt to various operating environments, offering flexibility across different settings. Moreover, the design is simple and easy to handle by anyone, eliminating the need for adjustments. Due to its straightforward mechanical structure, the operation principle is intuitive and easy to grasp, making it a reliable choice for numerous industrial applications. This model uses an SUS stainless steel connection, so it delivers excellent corrosion resistance. Moreover, it supports hygienic operation in demanding environments. Therefore, it suits food-related hoppers and processing lines. In addition, the stainless steel design improves cleanliness and durability. As a result, users gain reliable performance and long service life. Consequently, this solution fits food industry applications where safety and hygiene matter most.
Specifications
| Specifications | |
|---|---|
| Power Supply Voltage | AC100/110V 50/60Hz Optional: AC200/220V 50/60Hz (other voltages available) |
| Mounting | Threaded type G3/4 |
| Power Consumption | 1.5W |
| Contact Output | 1C contact, AC250V 5A (resistive load) |
| Detection Torque | Approx. 4.9 N·cm |
| Slip Torque | 2.0 – 17.0 N·cm |
| Rotation Speed | 1 RPM |
| Material | Body case / Flange: Zinc die-cast Shaft / Spring: SUS304 Seal: Nitrile rubber, Silicone rubber (heat-resistant) |
| Operating Temperature | Inside tank: Max. 60°C Outside tank: Max. 55°C |
| Operating Pressure | Tank internal pressure: 0 – 30 kPa |
| Paint Color | Munsell 7.5BG4/1.5 |
| Lead Wire | VCTF 0.75 sq × 5C, 500 mm length (UL-compliant wire type also available) |
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