コフロック List of Products and Services

The "GM SERIES" is a gas mixing device that utilizes KOFLOC's mechanical precision flow control valves and flow meters. This device is equipped with a constant flow unit that enables precise flow control in the minute flow range of gases. Flow rate settings are reliable and easy to adjust without mutual interference, ensuring that stable mixed gas is continuously supplied even when there are fluctuations in the pressure of the load connected to this device. 【Features】 ■ A gas mixing device with excellent stability and reproducibility ■ Superior airtightness ■ Excellent temperature characteristics ■ Cleanliness ■ Usable as a constant flow device ■ Capable of controlling gas flow in minute quantities ■ Special specifications available for mixing of four or more types *For more details, please refer to the PDF materials or feel free to contact us.

• Gas Generator

The "PMG-1A" is a gas mixing device that utilizes KOFLOC's mechanical precision flow control valve and flow meter. This device is equipped with a constant flow unit that enables precise flow control in the minute flow range of gases. Flow rate settings can be made reliably and easily without mutual interference, ensuring that stable mixed gas is supplied consistently even when there are fluctuations in the pressure of the load connected to this device. 【Features】 ■ Gas mixing device with excellent stability and reproducibility ■ Superior sealing performance ■ Excellent temperature characteristics ■ Cleanliness ■ Usable as a constant flow device ■ Capable of controlling minute gas flow rates *For more details, please refer to the PDF document or feel free to contact us.

• Gas Generator

The "GCTR SERIES" allows for the control of the oxygen concentration in nitrogen gas to a specified level by injecting compressed air into the nitrogen gas. By monitoring the oxygen concentration after mixing and automatically controlling the amount of compressed air injected, it maintains the set oxygen concentration. For example, it is a highly effective device when supplying a constant concentration of oxygen gas using nitrogen gas generators that cannot set residual oxygen concentration values. It has a proven track record in oxidation reactions during material manufacturing processes, experiments in low oxygen concentration environments, and culturing, among others. 【Features】 ■ Automatic concentration control to maintain the set oxygen concentration even with fluctuations in usage ■ Contact signal output during operation ■ Alarm display for upper and lower limit values of the set oxygen concentration ■ Remote operation possible via external contact signal input *For more details, please refer to the related links or feel free to contact us.

• Other process controls

Fuel cells generate electricity from hydrogen and oxygen, extracting power. With emissions primarily consisting of water and no release of harmful environmental substances, fuel cells are being researched as a clean energy source. This product is a power generation testing device for solid polymer fuel cells, supplying humidified hydrogen and air necessary for power generation. Utilizing our flow control technology, it is designed and manufactured according to testing applications. 【Features】 ■ Cell platform: Compact and drawer-style ■ Hydrogen detector on the top of the cell platform, with a safety mechanism for N2 dry purge at the end of experiments ■ Interlock function for reduced inlet gas pressure and temperature rise ■ Automatic water supply for the humidifier and automatic drainage for the trap, making it suitable for durability testing ■ Can be combined with an electronic load device for constant fuel utilization control and continuous operation via programming *For more details, please refer to the related links or feel free to contact us.

• Evaluation Board

The "Bubbler Unit" is a product that has a humidification section integrated into a unit. Made of SUS316, this product features a clamp structure, and uses a mantle heater for humidification, making it easy to clean the inside of the bubbler. Additionally, by combining with optional specifications such as a bubbler control box, liquid level sensor, and water supply pump, continuous experiments can be easily conducted. 【Features】 ■ Achieves high-precision dew point by minimizing the effects of two-stage temperature control of water temperature and gas phase temperature during variable flow rates. ■ The upper part of the bubbler is clamp-type, and the heater is a mantle heater, allowing for easy cleaning of the inside of the bubbler. ■ Focuses on stability and reproducibility with underwater gas discharge sections and special internal structures. ■ Temperature control is easy with the bubbler temperature control box (optional). ■ Automatic water supply of pure water is possible with a liquid level gauge equipped with a sensor, enabling continuous operation (optional). *For more details, please refer to the related links or feel free to contact us.

• Filter Unit

The "BOOSTAR Series" features a new process equipped with three adsorption towers, which reduces pressure loss within the system, allowing the use of low-pressure general factory air. Furthermore, it has been developed as a new concept nitrogen gas generator capable of supplying nitrogen gas at pressures higher than the raw air pressure. This series makes it easier to produce nitrogen gas while using factory air with high energy-saving effects in terms of initial investment, maintenance, and overall factory efficiency, successfully addressing the challenge of insufficient discharge pressure. 【Features】 ■ Built-in pressure boosting mechanism ■ Adopts a three-tower system ■ Optimized settings according to usage conditions ■ Package type ■ Achieves quiet operation ■ Reduces maintenance costs *For more details, please refer to the PDF document or feel free to contact us.

• Nitrogen Gas Generator

The "Mini-CUBE MNTS-NCP/NCPW series" is a nitrogen gas generator that allows you to select purity levels from 95% to 99.999%. The maximum discharge pressure is 0.5 MPa. It is used for supplying various analytical instruments, as well as for culture devices, bioreactors, and as purge gas for various reaction vessels. Additionally, this product employs the PSA method, which is suitable for high-purity refinement. 【Features】 ■ The only utility required is a standard power supply ■ No need for cylinder arrangement or replacement, allowing for safe operation ■ Capable of long-term continuous operation ■ Built-in oil-free compressor, eliminating the need for AIR supply ■ Load reduction achieved by inverter control of the compressor *For more details, please refer to the PDF document or feel free to contact us.

• Nitrogen Gas Generator

The "Mini-CUBE MOXS-NCP/NCPW series" is a generation device capable of supplying oxygen gas with over 90% purity. It is used for applications such as supplying culture devices and bioreactors, oxygen-enriched combustion, and CO2 removal. Additionally, the only utility required is a general power supply. There is no need for arranging or replacing cylinders, allowing for safe operation. 【Features】 ■ Adopts PSA method suitable for high-purity refinement ■ Capable of long-term continuous operation ■ Built-in oil-free compressor, no need for AIR supply ■ Load reduction by inverter control of the compressor ■ Maintenance cycle: every 8000 hours *For more details, please refer to the PDF document or feel free to contact us.

• Gas Generator

The "Mini-CUBE MAIRS-NCP/NCPW series" is a clean dry air generation device capable of supplying air with a dew point of -70°C at atmospheric pressure. It can supply air that meets the air cleanliness standard ISO8573-1:2010. It is used for supplying various analytical instruments, humidity control, and preventing frost on coolers. Additionally, it has a built-in oil-free compressor, eliminating the need for external air supply. 【Features】 ■ Adopts PSA method suitable for high-purity refinement ■ Only a general power supply is required for utilities ■ No need for arranging or replacing cylinders, allowing for safe operation ■ Capable of long-term continuous operation ■ Reduces load by controlling the compressor with an inverter *For more details, please refer to the PDF document or feel free to contact us.

• Gas Generator

We would like to introduce our mass flow controllers, the 'MODEL 8700/3660 SERIES'. The mass flow controller/indicator "MODEL 8700 SERIES" features analog input/output of 0-5VDC (which can be changed to 4-20mA) and offers various functions such as instantaneous/integrated flow display and alarm settings. The standard mass flow controller "MODEL 3660 SERIES" accommodates a wide flow range from F.S. 10 SCCM to F.S. 100 SLM, equivalent to N2. 【Features】 ■ Applicable fluids: Gases such as N2, Air, H2, He, Ar, O2, CO2, etc. ■ Maximum flow rate: Gases from 10 SCCM to 100 SLM ■ Accuracy: ±1 to 1.5% F.S. ■ Supports a wide flow range (from F.S. 10 SCCM to F.S. 100 SLM equivalent to N2) ■ Analog input/output can be changed via the display (MODEL 8700 SERIES) *For more details, please refer to the PDF document or feel free to contact us.

• Other measurement, recording and measuring instruments

We would like to introduce our Karman vortex flow meters / ultrasonic flow meters, the 'MODEL FML-300 SERIES/FML-500'. The compact Karman vortex flow meter for liquids, "MODEL FML-300 SERIES," measures fluid temperature with a built-in temperature sensor, reducing accuracy errors due to temperature changes through temperature compensation, and supports a wide flow range from 0.3 to 2.5 L/min up to 10 to 100 L/min. Additionally, the ultrasonic flow meter for liquids, "MODEL FML-500," features a straight structure without obstacles in the pipe, and is designed for fluids such as water and pure water. 【Standard Specifications (Partial)】 ＜MODEL FML-300 SERIES＞ ■ Target Fluids: Water, Pure Water, Chemical Solutions ■ Accuracy - FML-301/302/303/304: ±2% F.S. (25°C) - FML-305: ±3% F.S. (25°C) ■ Repeatability: ±0.5% F.S. *For more details, please refer to the PDF document or feel free to contact us.

• Other measurement, recording and measuring instruments

"Dr. ONE SEVEN" is an H2+N2 gas generation device developed by combining the technologies of our "Nitrogen Gas Generation Device," "Hydrogen Gas Generation Device," and "Gas Mixing Device." It can easily generate a mixed gas of hydrogen and nitrogen using water and air as raw materials. There is no need for cylinder management, and the hydrogen ratio can be adjusted according to the application. 【Features】 ■ Only purified water and electricity are required, and factory air is not needed ■ On-site type, eliminating the need for management and replacement like cylinders ■ ON/OFF, flow rate adjustment, and hydrogen ratio adjustment can be done with a single touch panel ■ Not subject to high-pressure gas safety laws *For more details, please refer to the PDF document or feel free to contact us.

• Nitrogen Gas Generator

The "MODEL ST-500 SERIES" is a mass flow controller equipped with PI functionality (Pressure Insensitive). It features a pressure sensor installed before the flow sensor, which captures pressure fluctuations and compares them to the pressure before the fluctuation, allowing for real-time adjustments to the valve opening. This enables stable flow control in response to pressure variations. It is suitable for gas supply processes that require stability and accuracy, such as semiconductor manufacturing equipment. 【Features】 ■ Stable flow control in response to pressure fluctuations (only for ST-500) ■ Supports DeviceNet, EtherCAT, and RS485 (only for ST-550) ■ Compatible with IGS W seal fittings ■ High-precision measurement control with S.P. accuracy, response time within 1 second across the entire flow control range ■ Multi-range function via a dedicated app (30-100% F.S.) *For more details, please download the PDF or feel free to contact us.

• Flow Control