KELLER Pressure Japan List of Products and Services

The high-precision digital pressure gauge LEX1 is suitable for use in calibration and testing applications. The minimum/maximum values can be displayed simultaneously with the current pressure value, and multiple pressure units can be selected. The power supply is a standard CR2430 battery (included). 【Features】 〇 High precision 0.05 %FS (optional: 0.01 %FS, consultation required) 〇 Piezo-resistive pressure sensor 〇 RS485 communication allows connection of up to 128 sensors to a BUS system 〇 Battery life of 2000 hours with continuous use 〇 Can also be used with an external power supply 〇 Downloadable license-free/free KELLER Pressure software 〇 Option: Intrinsically safe explosion-proof type (LEX-Ei) 【Functions】 〇 Various pressure units can be selected (bar, mbar, hPa, kPa, MPa, PSI, kp/cm2, etc.) 〇 Zero point calibration via button 〇 Automatic shutdown 〇 Maximum/minimum value display 〇 User-defined pressure units 〇 Digital calibration (zero point, full scale point)

The digital manometer LEO1 can record high-speed pressure peaks with a measurement interval of 1000 times per second in addition to standard measurements. The minimum/maximum values can be displayed simultaneously with the current pressure value, and the pressure units can be selected from multiple options. The power supply is a standard CR2430 battery (included). 【Features】 〇 High precision of ±0.1FS 〇 Piezo-resistive pressure sensor 〇 Battery life of up to 1000 hours 〇 Capable of high-speed pressure peak detection 〇 Available in intrinsically safe explosion-proof type (LEO1-Ei) 【Functions】 〇 Selectable pressure units (bar, mbar, hPa, kPa, MPa, PSI, kp/cm2) 〇 Zero point calibration via button 〇 Automatic shutdown 〇 Minimum/maximum value display 〇 Switching between standard measurement mode (2 Hz) and high-speed measurement mode 〇 High-speed measurement mode is ≥ 1 kHz

The compact digital pressure gauge LEO2 offers high precision measurements at a reasonable price. The minimum/maximum values can be displayed simultaneously with the current pressure value, and multiple pressure units can be selected. It can be mounted in your desired position using a swivel adapter. The power supply uses a standard CR2430 battery (included). An intrinsically safe explosion-proof type is also available. 【Features】 〇 High precision: ±0.1%FS 〇 Various pressure units available (bar, mbar, hPa, kPa, MPa, PSI, kg/cm2) 〇 Zero point calibration via button 〇 Automatic shutdown 〇 Minimum/maximum value display 〇 Compact design 〇 Battery life up to 1000 hours 〇 Intrinsically safe explosion-proof type available (LEO2-Ei)

The digital pressure gauge LEO3 outputs the pressure value as an analog signal for display. With an RS485 interface, it can be integrated into a BUS system and communicate with a computer. Current measurements of 4-20 mA are displayed simultaneously with the pressure value. Minimum and maximum values can be displayed with just a button operation. Power is supplied directly through the 4-20 mA circuit. 【Main Features】 - Various pressure units can be selected (e.g., bar, hPa, kPa, MPa, etc.) - Zero point calibration via button - Minimum/maximum value display - Analog 4-20 mA output - High accuracy: ±0.1% FS @ 20-25℃ - Power supply voltage: 8-32 VDC - RS485 digital signals are also output, allowing connection to a PC (license-free/free software is also available).

The digital pressure gauge LEO5 consolidates the wide range of features of Keller pressure gauges into a waterproof stainless steel housing. It can detect pressure peaks at measurement intervals of ≥ 1 kHz and record all measurement values. Current measurements and stored data can be read via a USB connection. Pressure values are displayed clearly on a large display, with multiple units available for selection. Display settings can be pre-programmed or specified by the user. 【Features】 〇 High accuracy of ±0.05% FS 〇 Built-in piezoresistive pressure sensor 〇 Waterproof stainless housing and safety glass 〇 Excellent visibility with a 5-digit LCD display 〇 Rechargeable built-in battery (USB charging) 〇 License-free/free dedicated software 【Functions】 〇 High-resolution pressure measurement 〇 1 kHz peak detection function 〇 Data logger 〇 Capacitive touch keys 〇 Bar graph display 〇 Temperature display 〇 Minimum/maximum value display

The high-precision digital pressure gauge LEO Record can record pressure and temperature for extended periods thanks to its memory function. The data logger can be connected to a computer via an RS485 interface for reading the recorded data. The current pressure value can be displayed in multiple pressure units. It is powered by a 3.6V lithium battery. An intrinsically safe explosion-proof type is also available. 【Features】 - Can record pressure and temperature for long periods - High precision (±0.05%FS @ 20–25 °C) - Ultra-low power consumption, long battery life - Can display in various pressure units (bar, mbar, hPa, kPa, MPa, PSI, kg/cm2, cmH2O, mH2O, etc.) - Zero point calibration via button - Intrinsically safe explosion-proof type available

The high-precision digital pressure gauge LEO Record H2 is a digital pressure gauge that can record pressure and temperature over long periods. By increasing the nickel content in stainless steel, it ensures a low embrittlement rate and a long service life. Additionally, the gold-plated diaphragm minimizes the diffusion of H2. With the RS485 interface, the pressure gauge can be easily connected to a PC for settings and data retrieval. Its high accuracy and safety allow the LEO Record H2 to meet the requirements for measuring instruments in the hydrogen field. 【Features】 • Use of stainless steel with increased nickel content to counter hydrogen embrittlement • Gold-plated diaphragm to minimize hydrogen diffusion • Records pressure and temperature • High data security with non-volatile memory • Ultra-low power consumption / long battery life • Various pressure units selectable (bar, mbar, hPa, kPa, MPa, PSI, kg/cm2, etc.) • Zero point calibration via button • Recording function can be manually started and stopped • Various recording function settings available • Available in intrinsically safe explosion-proof type (LEO-Record-Ei-H2)

The compact digital pressure gauge ECO2 is affordable yet offers excellent resolution. The minimum/maximum values can be displayed simultaneously with the current pressure value, and the pressure units can be selected from multiple options. It can be installed in the desired position using a swivel adapter. The power supply is a standard CR2430 battery (included). 【Features】 〇 Accuracy 0.5 %FS 〇 Compact size 〇 Piezo-resistive pressure sensor 〇 Battery life of up to 1000 hours 〇 Available in intrinsically safe explosion-proof type (ECO2-Ei) 【Functions】 〇 Selectable pressure units (bar, mbar, hPa, kPa, MPa, PSI, kp/cm2) 〇 Zero point calibration via button 〇 Automatic shutdown 〇 Minimum/maximum value display

The K-114 series converter is an interface converter for communicating between Keller devices (such as pressure sensors and level gauges) equipped with RS485 communication and a PC via USB. 【Features】 〇 RS485 (Keller device side) ⇔ USB communication (half-duplex communication) 〇 Power supply to connected devices from the PC 〇 Easy connection to devices and PC using the included cable 〇 Dedicated software is available in Japanese, license-free, and provided at no cost * K-114 series K-114, K-114-A, K-114-B, K-114-M, K-114-V