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Control pressure freely with voltage control! A wide range of options from low flow to high flow.

【Lineup (Excerpt)】 ■APU-508W ■APU-514W ■APU-520W ■APU-70W ■APU-90W ■APU-120W ■APU-130W ■APU-220P ■APU-300V ■APU-300P *For more details, please refer to the PDF document or feel free to contact us.

A pressure relief valve with high micro-pressure control capability, suitable for micro-pressure control. Please use it for stable supply of test pressure.

【 Pressure Range 】 Micro Positive Pressure: 0.1 ～ 1.0 kPa / 1.0 ～ 10.0 kPa Positive Pressure: 10.0 ～ 50.0 kPa / 10.0 ～ 80.0 kPa Micro Negative Pressure: -0.1 ～ -1.0 kPa / -1.0 ～ -10.0 kPa Negative Pressure: -10.0 ～ 50.0 kPa / -10.0 ～ -80.0 kPa Size: Φ 100 × H 148 mm (excluding protrusions and nozzle)

This is a regulator capable of controlling at low pressures of 0.5 to 10 kPa.

【Specifications】 Fluid used: Air Maximum supply pressure: 500 kPa Minimum supply pressure: Set pressure +100 kPa Set pressure range: 0.5 to 10 kPa Ambient temperature and air temperature: -5 to 50 ℃ (must not freeze) Weight: 0.7 kg

Air leak tester specifically for airtightness inspection of large battery cases and similar items.

Measurement methods: Work-Work comparison, Work-Master comparison, Fixed Master comparison Measurement pressure range: 10 kPa, 20 kPa, 50 kPa (depending on specifications) Gauge pressure sensor accuracy: ±2 % F.S. Differential pressure sensor accuracy: ±0.5 % F.S. Group settings: 0 to 31 groups Power supply voltage / Power consumption: AC100 to 240 V / 100 VA *For details, please contact us.

Improving power generation efficiency with micro-pressure control. For stable supply of test pressure.

【Features】 - Adopts a large-diameter nozzle flapper method, providing excellent stability. - Offers outstanding reproducibility of pressure. - Allows for easy pressure adjustment across a wide range of settings from low pressure to micro pressure. - Facilitates easy differential pressure (ΔP) control. - The relief structure enables the positive pressure specification to be used as a high-sensitivity relief valve. 【Our Strengths】 With 60 years of experience in leak detection and a foundation in leak testing technology, we provide optimal products tailored to our customers' needs. Through the manufacturing and sales of industrial measuring instruments, we contribute to quality control and efficiency in the power generation sector.

Support for improving the quality of semiconductor manufacturing through micro-pressure control.

**Features** - Adopts a large-diameter nozzle flapper method, providing excellent stability. - Superior reproducibility of pressure. - A wide range of set pressure from low pressure to micro pressure. - Easy control of differential pressure (ΔP). - With a relief structure, the positive pressure specification can be used as a highly sensitive relief valve. **Our Strengths** Based on leak testing technology, we offer product proposals tailored to customer needs and provide meticulous support.

Stabilization of micro-pressure control in food filling engineering. For stable supply of test pressure.

**Features** - Adopts a large-diameter nozzle flapper method, offering excellent stability. - Exceptional reproducibility of pressure. - Capable of a wide range of pressure settings from low pressure to micro pressure. - Easy control of differential pressure (ΔP). - The relief structure allows the positive pressure specification to be used as a high-sensitivity relief valve. **Our Strengths** With 60 years of experience in leak detection and extensive know-how in leak testing, we provide optimal solutions for our customers' challenges. Through the development, manufacturing, and sales of various leak testing equipment, including air leak testers, we support quality control in the food processing industry.

Optimize the mixing process in pharmaceuticals with micro-pressure control.

**Features** - Adopts a large diameter nozzle flapper method, providing excellent stability. - Offers outstanding pressure reproducibility. - Capable of a wide range of pressure settings from micro-pressure to low pressure. - Easy to control differential pressure (ΔP). - The relief structure allows the positive pressure specification to be used as a high-sensitivity relief valve. **Our Strengths** With 60 years of experience in leak detection and product development capabilities utilizing leak testing technology, we contribute to solving our customers' challenges. Under a quality management system certified by ISO 9001, we provide high-quality products.

Optimize the reaction process with low-pressure control. For stable supply of test pressure.

【Features】 - Adopts a large diameter nozzle flapper method, providing excellent stability. - Offers outstanding reproducibility of pressure. - Allows a wide range of pressure settings from micro-pressure to low pressure. - Easy to control differential pressure (ΔP). - The relief structure enables the positive pressure specification to be used as a high-sensitivity relief valve. 【Our Strengths】 We have been pursuing leak detection technology for 60 years, striving for the future of leak testing. Through the manufacturing and sales of industrial measuring instruments, we contribute to solving our customers' challenges.

Optimize the distillation process with low-pressure control. For stable supply of test pressure.

【Features】 - Adopts a large-diameter nozzle flapper method, offering excellent stability. - Provides outstanding reproducibility of pressure. - Capable of a wide range of pressure settings from micro-pressure to low pressure. - Easy to control differential pressure (ΔP). - The relief structure allows the positive pressure specification to be used as a high-sensitivity relief valve. 【Our Strengths】 Leveraging 60 years of experience in leak detection, we provide optimal products tailored to our customers' needs. Under a quality management system certified by ISO 9001, we deliver high-quality products and services that contribute to solving our customers' challenges.

Stable supply of test pressure for gas supply with micro-pressure control.

**Features** - Adopts a large diameter nozzle flapper method, providing excellent stability. - Excellent reproducibility of pressure. - A wide range of set pressure from low pressure to micro pressure. - Easy control of differential pressure (ΔP). - The relief structure allows the positive pressure specification to be used as a highly sensitive relief valve. **Our Strengths** With 60 years of experience in leak detection and product development capabilities utilizing leak test technology, we contribute to solving our customers' challenges.

Optimize the filtration process with low pressure control. For stable supply of test pressure.

**Features** - Adopts a large diameter nozzle flapper method, providing excellent stability. - Offers superior reproducibility of pressure. - Capable of a wide range of pressure settings from low pressure to micro pressure. - Easy to control differential pressure (ΔP). - The relief structure allows the positive pressure specification to be used as a high-sensitivity relief valve. **Our Strengths** Leveraging 60 years of experience in leak detection, we provide optimal products tailored to customer needs. Through the manufacturing and sales of industrial measuring instruments, we contribute to solving challenges in the water treatment industry with our technological expertise.

Improving painting quality with micro-pressure control. For stable supply of test pressure.

**Features** - Adopts a large diameter nozzle flapper method, providing excellent stability. - Offers superior pressure reproducibility. - Capable of a wide range of pressure settings from low pressure to micro pressure. - Easy to control differential pressure (ΔP). - The relief structure allows the positive pressure specification to be used as a high-sensitivity relief valve. **Our Strengths** We have been pursuing leak detection technology for 60 years, striving for the future of leak testing. We provide various measuring instruments, including air leak testers, to contribute to solving our customers' challenges.

Stable supply of test pressure for aerospace testing with micro-pressure control.

【Features】 - Utilizes a large-diameter nozzle flapper method, providing excellent stability. - Excellent reproducibility of pressure. - Wide range of set pressure from low pressure to micro pressure, making pressure adjustment easy. - Easy control of differential pressure (ΔP). - Designed with a relief structure, allowing the positive pressure specification to be used as a high-sensitivity relief valve. 【Our Strengths】 Pursuing leak detection for 60 years, we aim for the future of leak testing. We develop, manufacture, and sell leak testing equipment for various types of leak tests: air leak tests / gas leak tests (hydrogen gas and helium gas). We propose appropriate testers and devices for each inspection target.

Stable supply of test pressure in the welding process. Ideal for micro-pressure control.

**Features** - Adopts a large-caliber nozzle flapper method, providing excellent stability. - Offers outstanding reproducibility of pressure. - Capable of a wide range of pressure settings from low pressure to micro pressure. - Easy to control differential pressure (ΔP). - The relief structure allows the positive pressure specification to be used as a high-sensitivity relief valve. **Our Strengths** With 60 years of experience in leak detection and extensive know-how in leak testing, we provide optimal products tailored to our customers' needs. Under a quality management system certified by ISO 9001, we deliver high-quality products.

Precision support for machine tool drive with micro-pressure control.

【Features】 - Adopts a large-diameter nozzle flapper method, providing excellent stability. - Offers superior pressure reproducibility. - Capable of a wide range of pressure settings from low pressure to micro pressure. - Easy to control differential pressure (ΔP). - The relief structure allows the positive pressure specification to be used as a high-sensitivity relief valve. 【Our Strengths】 Leveraging 60 years of experience in leak detection, we provide optimal products tailored to our customers' needs. With the technical expertise cultivated through the manufacturing and sales of industrial measuring instruments, we support our customers in solving their challenges.