レックス List of Products and Services

***Features*** - It is made based on the JIS draft of the Soil Mechanics Society and can be applied to all soil layers excluding gravel as an auxiliary method for the standard penetration test. The test results come with a data sheet, and the condition of the soil can be clearly displayed through test tables and diagrams. - There is an increasing trend of use in the current soil investigation. - An auxiliary method for the standard penetration test for soil layers other than gravel. - Determines the hardness or softness of the soil. - Assesses the degree of compaction. - Evaluates the composition of the soil.

• Earthworks

***Features*** The correlation diagram between the needle penetration gradient of the gripping part [NP] (N/mm) and the uniaxial compressive strength (kN/m²) allows for immediate determination of the uniaxial compressive strength.

• Other civil engineering works

***Features*** - It is a four-point measurement system that measures the settlement amount at four locations on the loading plate. - The test jack is a 10-ton oil jack type.

• Other measuring instruments

This is a chlorine meter that measures chlorine dioxide using the ion electrode method, featuring a large and easy-to-read digital display.

• Other analytical equipment

It is a set consisting of a "preparation kit" and a "water quality analyzer DR2800," allowing for easy on-site analysis of soil contaminants that typically takes about two weeks using official methods, all within the same day.

• Other analytical equipment
• Measurement and analysis equipment leasing and rental

The fluorescence intensity generated in accordance with the concentration of chlorophyll in the living cells of phytoplankton can be measured directly.

• Environmental Survey

This is a simple measurement device for checking COD, an indicator of water quality pollution in factory wastewater and natural environmental water.

• Other measuring instruments
• Other analytical equipment
• Measurement and analysis equipment leasing and rental

This is a compact, high-precision water temperature and salinity meter equipped with a microcontroller that enables stable data acquisition without maintenance for an extended period.

• Other analytical equipment
• Measurement and analysis equipment leasing and rental

***Features*** - It has a shock resistance of 200G. - Comes with a dedicated indicator model MODEL-4413A. - Drift due to temperature changes is extremely small. - Data collection can be easily performed using a dedicated handheld terminal.

• Other civil engineering works

***Features*** - It is a Schmidt hammer for rock mass. It is used to estimate the strength, deformation modulus, static elastic modulus, and dry uniaxial compressive strength of rock masses. - Estimation of the deformation modulus of rock masses. - Estimation of the static elastic modulus of rock masses. - Estimation of the dry uniaxial compressive strength. - Since there is a consistent relationship between the dry uniaxial compressive strength and the static elastic modulus in rock test specimens, regardless of whether they are hard or soft rocks, it is also possible to estimate the uniaxial compressive strength by correlating the "static elastic modulus" with the "dry uniaxial compressive strength and static elastic modulus."

• Work tools

This is a pH meter that adopts a revolutionary waterproof structure for both the body and the electrodes.

• Other analytical equipment

This is a high-functioning water quality meter with simultaneous display of dissolved oxygen and pH on two channels.

• Other analytical equipment

The INFINITY-CTW salt sensor uses an internal electrode sensor that is completely unaffected by external dirt, and additionally, it automatically cleans the interior with a piston-type wiper after each measurement.

• others

***Features*** - Equipped with three aligned receivers, it graphically displays the three components of surface elastic waves. - It is a super compact and lightweight three-component seismograph. - With high-speed A/D conversion at 20 µs, it can measure even minute intervals of velocity. - Measurement data can be printed via RS-232C to a printer. - It can be operated using just four AA batteries.

• Bridge Construction

***Features*** - Easily measures soil hardness by simply stabbing it into the ground.

• Earthworks

It is a new type of quantum light meter that can measure artificial light and sunlight with an external sensor.

• Other analytical equipment

This is an announcement from Rex Co., Ltd. regarding the "Portable Conductivity Meter sensION5."

• Water quality/pH measuring device
• Measurement and analysis equipment leasing and rental

This is a notice from Rex Co., Ltd. regarding the "Funnel Viscometer S-251."

• Other civil engineering works

This is an announcement from Rex Co., Ltd. regarding the "Mud Density Meter Mad Balance S-252."

• Other civil engineering works

This is a notice from Rex Co., Ltd. regarding the "Mortar Flow Tester C-206."

• Concrete curing material

This is a notice from Rex Co., Ltd. regarding the "Fresh Concrete Slump Test Apparatus C-273."

• Concrete curing material

The air content measuring device for fresh concrete allows for easy direct reading operation, enabling accurate testing.

• pump

It is also called P-Roat, and we conduct fluidity tests on injection mortar used in pre-packed concrete.

• Concrete curing material

It is also called JP Rote, and it is a fluidity tester for PC grout.

• Other measuring instruments

It is a high-precision concrete filling detection system utilizing vibration analysis technology.

• Water quality/pH measuring device

We will measure the chloride ions and determine the salt concentration in the concrete.

• Concrete curing material

This is a concrete moisture meter using the capacitance measurement method.

• Rock drills, demolition machines, and excavators

Particles of fine aggregate ranging from 0.075mm to 10mm are captured with a digital camera, and the images are measured using specialized software.

• Other analytical equipment
• Analysis and prediction system

It can be measured directly without screening the ready-mixed concrete, allowing for quick measurement.

• Concrete curing material

This is a moisture meter that can switch between high precision of 0.01% and standard 0.1%, capable of displaying moisture content through infrared heating and drying.

• Rock drills, demolition machines, and excavators

This is a handheld moisture meter that uses a high-frequency capacitive method, allowing measurements to be taken simply by setting the dial in advance and lightly pressing it against the measurement area.

• board

It is a small and lightweight wood moisture meter that can measure simply by lightly pressing against the surface of the wood without damaging it.

• Rock drills, demolition machines, and excavators

***Features*** - Salt concentration meter with printer. - For measuring salt concentration in materials like ready-mixed concrete. - Easy operation due to built-in microcontroller. - Measurement data can be recorded on-site with the printer. - The measurement display and message display are separate, making it easy to read. - Operates continuously for 100 hours with four AA alkaline batteries. - Equipped with a display hold function and automatic power-off function.

• Concrete curing material

***Features*** - The air content measuring device for fresh concrete allows for easy direct reading operation and accurate testing. - Made of special lightweight alloy, it is convenient to handle, resistant to acids and alkalis, and has many features. - It can be used for both water injection and non-water injection, with a scale accuracy of 0.1%. - The manual pressure pump is built-in. - The central balance valve uses a bellows system. - The capacity is 7 liters. - Due to the special lightweight alloy that is resistant to acids and alkalis, it is lightweight and corrosion-resistant.

• Equipment leasing and rental

***Features*** - It is the most common testing instrument for measuring the consistency of mixed concrete. - It complies with JIS A 1101 standards.

• Other civil engineering works

***Features*** - It determines the flow value of the mortar by measuring the flow value through the up and down movement of a disc caused by the rotation of a camshaft. - It complies with IS R 5201 standards.

• Other civil engineering works

***Features*** - It is a standard product of the Japan Society of Civil Engineers and is a consistency measuring device using the flow method. - It comes as a complete set with a cone and tripod.

• Concrete curing material

***Features*** It is a flow-type viscometer that can be easily used on-site and displays the viscosity as funnel viscosity.

• Earthworks

***Features*** It is a slurry density meter that can be easily measured on-site by adjusting the screw, making it widely used.

• Earthworks

**Discontinued.** ***Features*** - It is an essential tool used for measuring the moisture content of aggregates during the drying process until a quantitative state is reached in aggregate sieving tests, as well as for measuring water absorption, and is applicable to various other tests. - It can be used for extended periods at a constant temperature of 160°C or 200°C, thanks to a sophisticated Acme-style automatic temperature controller.

• Earthworks
• Pile and foundation work
• Geological Survey

We are in an era where strict guarantees are required for the quality of manufactured products. To prevent problems caused by insufficient strength of concrete structures, it is necessary to regularly manage the strength of the concrete poured on site.

• Other analytical equipment

We are now in an era where strict guarantees are required for the quality of manufactured products. To prevent troubles caused by insufficient strength of concrete structures, it is necessary to regularly manage the strength of concrete poured on-site.

• Other analytical equipment

***Features*** - Point load testing allows for easy estimation of the uniaxial compressive strength of unshaped rocks using them as they are. - Designed to be compact and lightweight, enhancing portability and facilitating testing at the site. - The Bourdon tube pressure gauge with a pointer makes it easy to read the pressure at the time of specimen failure. - Point load (MPa) = Gauge reading (MPa) × 6.4 cm² (piston cross-sectional area). - The Bourdon tube pressure gauge comes with two ranges, 5 MPa and 70 MPa, allowing for high-resolution readings for both low and high loads. - The dimensions of the specimen can be easily measured using the built-in scale when setting up the specimen.

• Bridge Construction

***Features*** - It is an officially adopted measuring instrument for the "Standard Specifications for Civil Engineering Works" by JR East Japan. - Awarded in the 2000 fiscal year by the Ministry of Construction, Tohoku Regional Construction Bureau for the Construction Technology Proposal (3D). - A presentation device for annual papers in concrete engineering. - Capable of recording water-cement ratio, unit water volume, average values, etc., on a dedicated optional printer. - Can store measurement data for 126 points. - Displays and records date and time. - Power supply can be either battery or AC adapter, with a dual power source system. Additionally, it is designed to be water-resistant to accommodate usage environments. - Automatically powers off after 30 minutes of inactivity with key operations. - NETIS registration number: TH-000001-VE

• Road construction

The FD-720 can switch between high precision of 0.01% and the standard 0.1% to display moisture content. To achieve high-precision measurements, this device employs a balance unit with a resolution of 1mg called "Uniblock," and it is equipped with a newly developed medium-wave infrared quartz heater with a large heat capacity of 625W in the drying section. Additionally, it features a "Rapid Drying Mode" enabled by drying control software, allowing moisture values to be obtained in a short measurement time, significantly reducing measurement time for certain samples. The memory area can store 10 different measurement conditions, eliminating the need for manual setting adjustments for samples with different measurement conditions. This device is positioned as a moisture meter for quality control and inspection departments that require advanced moisture management, and it can be used for high-precision moisture control.

• Fertilizers and Pesticides