KELLER Pressure Japan List of Products and Services

The 26Y series water level gauge is low-cost yet offers high accuracy and excellent long-term stability. It is available in absolute pressure or gauge pressure types (using an open atmospheric pipe). The startup time is quick at just 5ms, making it ideal for data logger applications. With the built-in lightning protection option, it can be used in various harsh environments such as rivers, wells, and boreholes. It features excellent temperature characteristics due to digital correction of output errors caused by temperature changes.

The high-precision water level gauge series 26X mathematically corrects temperature influences and non-linearity accurately on a microcontroller. There are types for absolute pressure or gauge pressure (using an open atmospheric pipe). In addition to the RS485 interface, measurement results can also be output as an analog signal via a built-in D/A converter, and scaling settings (range changes) can be made through digital signals. An option with built-in lightning protection devices is also available, allowing use in various harsh environments such as rivers, wells, and boreholes. It has excellent temperature characteristics due to digital correction of output errors caused by temperature changes. 【Features】 - Standard dual outputs of digital RS485 and analog output - Analog output can be range-changed via digital RS485 - Achieves excellent long-term stability - Maintenance-free 【Technology】 - Piezo-resistive pressure sensor - Correction technology using a mathematical model to produce accurate pressure values - Robust stainless steel housing

The 26KyX series water level gauge is a submersible water level gauge specially developed for sewage and wastewater applications. It features a diaphragm made of Kynar with PTFE properties, providing resistance to viscous media along with excellent hardness and abrasion resistance. The 26KyX water level gauge can be easily installed in harsh environments without the need for expensive protective cages that take up space. Measurement results can be obtained via an RS485 interface, as well as through analog signal output via a built-in D/A converter, allowing for scaling settings (modification of the water level range). A version with a built-in lightning protection device is also available (optional). 【Features】 - Anti-fouling diaphragm design - Body material made of SUS316L - RS485 serial communication - Accurate correction technology

The high-precision water level gauge series 36XW accurately mathematically compensates for temperature effects and non-linearity using a microcontroller, achieving an accuracy of ±0.05% FS. There are types available for absolute pressure or gauge pressure (using an open atmospheric pipe). In addition to the RS485 interface, measurement results can also be output as an analog signal via a built-in D/A converter, and scaling settings can be made using the digital signal. An option with built-in lightning protection devices is also available, allowing use in various harsh environments such as rivers, wells, and boreholes. It has excellent temperature characteristics due to digital compensation for output errors caused by temperature changes. 【Features】 〇 High precision: ±0.05% FS 〇 Standard dual output of digital RS485 and analog 〇 Analog output can be range-changed via digital RS485 〇 Excellent long-term stability 〇 Maintenance-free for long periods 〇 Robust stainless steel housing ■ Gauge pressure: Measurement mode with atmospheric pressure set to zero at the time of measurement Comes with a sturdy cable that includes a vent tube to the atmosphere ■ Absolute pressure: Measurement mode with vacuum set to zero Water level is calculated as the difference between absolute pressure and atmospheric pressure using a separately prepared atmospheric pressure sensor.

The LevelRat water level gauge employs an integrated Kynar diaphragm, offering a robust and wear-resistant design compared to traditional rubber diaphragms coated with Teflon. It is an ideal product for measuring water levels in liquids containing suspended solids. 【Features】 〇 Designed for installation in hazardous locations, with UL/cUL certified intrinsic safety (IS) design 〇 Static accuracy of 0.25% FS, total accuracy (TEB) of 0.5% FS 〇 The 4-20mA model comes standard with built-in lightning protection 〇 The standard wetted material is SUS316L. Titanium is also available as an option for harsh applications 〇 Features a Kynar non-stick diaphragm with excellent durability. A spacer to enhance protective performance is also available as an option (see image) 〇 2-year warranty 〇 When selecting outputs including RS485: 　1. A functional interface for control, data collection, and remote measurement systems is available 　2. The range of the analog output can be changed to meet customer needs 　3. When operating with RS485-compatible MODBUS, up to 128 water level gauges can be operated in parallel 〇 Delivery time is as short as 2 weeks

The Acculevel water level gauge achieves high precision of ±0.1% FS or ±0.25% FS over a temperature range of -10 to 60°C through digital circuitry. It comes standard with two outputs: analog (current or voltage) and digital RS485. By using the RS485 interface, it is possible to connect to a PC, obtain water level and temperature data, and rescale the analog output. It complies with NSF/ANSI standards 61 and 372, making it suitable for drinking water applications. The analog output type with 4-20mA includes a built-in lightning protection device as standard, preventing damage from voltage surges. The water level gauge is made of SUS316L, which has excellent corrosion resistance (with an option to change to titanium).

The Levelgage water level gauge is an inexpensive and versatile water level measuring device that can be used for various applications such as rivers, wells, and boreholes. It has obtained UL certification for drinking water use according to NSF/ANSI standards 61 and 372. The output is an analog signal in current or voltage with an accuracy of ±0.25% FS. The analog output type of 4-20mA comes standard with a lightning protection device to prevent damage from voltage surges. It is made of SUS316L, which offers excellent corrosion resistance.

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