レックス List of Products and Services

WOHLER is a manufacturer based in Germany that has been an innovative presence in the fields of measuring instruments, endoscopes, cleaning tools for heating equipment, and air conditioning systems for over 70 years. It features a movable camera with a diameter of 40mm and a rod length of 30m (rod diameter of 7mm). The movable camera can rotate 180° vertically and 360° horizontally inside. It saves videos instantly through SD card recording. For more details, please contact us.

• Rock drills, demolition machines, and excavators

The CastAway CTD is a portable, throw-in CTD meter that can instantaneously profile temperature, electrical conductivity, and water depth. It allows for the immediate collection of reliable data from locations such as piers, bridges, or onboard ships for oceanographic research, hydrological studies, and surveying. The built-in LCD screen enables instant verification of vertical profile data on-site. Its waterproof and compact body is equipped with a durable rubber jacket to enhance durability further. Utilizing Bluetooth communication, data can be transferred to a computer without the need for cables. It operates for approximately 40 hours on two AA batteries, and battery replacement is easy as it does not require any tools. For more details, please contact us.

• Equipment leasing and rental

The MT-700 is a wood moisture meter that widely utilizes the electrical resistance method. It can adjust the displayed moisture value between -9.9% and +9.9% to match management conditions, making it suitable for actual circumstances. It stores data for 16 types of wood species. By calling up the sample number, measurements can be taken directly without conversion. For more details, please contact us.

• Other measuring instruments

The XP-3180E is a combustion management oxygen concentration meter that can measure oxygen levels at high temperatures, equipped with a cooling drain filter. The handling experience has been further improved while holding it in your hand. It clearly displays the measured concentration with a digital bar graph and digital numbers. It now allows for 100 hours of continuous use on a single battery replacement. For more details, please contact us.

• Incinerators and chimneys

The Tetsusoku EM-01A is an electromagnetic induction rebar detection device that is expected to be useful in various situations, such as detecting rebar in bridge superstructures, inspecting concrete cover thickness in buildings, confirming core drilling and anchor placement, and conducting seismic assessments and construction management. Furthermore, Tetsusoku can measure even in tight spaces and near walls with the industry's smallest standard probe. It retains the basic performance and functions of the previous model, the Eisen Prospector EM-01, while adding new features. For more details, please contact us.

• Other measuring instruments

The digital wind speed display device "rexse Wind" is designed to be installed at construction sites and displays wind speed (scalar) as an instantaneous value or an average value. It activates an alarm when the set value is exceeded. Since the display section and the measuring instrument section are separate, data display and alarm operation can be performed away from the measurement location. For more details, please contact us.

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

The overhead wire proximity warning system is a safety assistance device that alerts operators working with backhoes when the boom approaches overhead obstacles (such as power lines and traffic signals) with a "buzzing sound" and "light." Operators tend to focus their attention on the cutting edge, which may cause them to overlook overhead obstacles. Therefore, this system detects the tilt of the boom when it rises to a pre-set dangerous height and warns the operator, preventing accidents before they occur. For more details, please contact us.

• Measurement and analysis equipment leasing and rental

The landslide observation system using GPS is a system that allows for the monitoring of landslide measurements, which consist of GPS, extensometers, in-situ inclinometers, and groundwater level meters, through multiple methods such as mobile phones, emails, and the internet. It is suitable for measuring areas that are not frequently accessible and can perform 24-hour measurements even at night or during heavy rain. Due to its excellent durability, long-term measurements are also possible, and it has a wealth of practical experience in the field with the Ministry of Land, Infrastructure, Transport and Tourism, prefectures, and various expressway companies. For more details, please contact us.

• Tunnel construction
• Dam construction
• Measurement and analysis equipment leasing and rental

The retaining wall and ground displacement measurement system manages the safety of construction during excavation work in civil engineering and building projects. The horizontal displacement measurement of the retaining wall is typically conducted by comparing it to a management standard value set from the design value to ensure the safety of the retaining wall. Measurement methods include automatic measurement using embedded inclinometers and manual measurement using inserted inclinometers. In both cases, a guide pipe (steel square pipe 75mm x 75mm) is attached to the retaining wall, but the embedded inclinometer is installed after the retaining wall is in place. For more details, please contact us.

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

Typically, crane cameras connect the camera unit and monitor unit with a cable to check the footage from above. However, wireless crane cameras enhance the versatility of the equipment by using wireless technology, and they are significantly lighter than conventional products, reducing the effort required for installation. For more details, please contact us.

• Work tools

The Parking Lot Reflective Sensor PR-11BE is a near-infrared beam interruption type (reflective) sensor. It can detect the entry and exit of people and vehicles at entrances and exits of apartments, factories, and buildings. By linking with controllers and other devices, it can issue warnings through sound or lights and automatically report when the sensor is triggered. It can be used with single-sided wiring, making it suitable for locations where double-sided wiring is difficult. Since the light-emitting and light-receiving parts are integrated into a reflective sensor, wiring work only involves the sensor body. Additionally, it requires minimal effort during maintenance. For more details, please contact us.

• Car and bicycle parking facilities

The 2D displacement sensor receiver CoCoII automatically measures displacement in the X and Y axes (2D) by tracking vertical lasers and laser spots from aiming devices with an accuracy of 0.1 millimeters. It is ideal for vertical management of shafts, vertical management of building column installations, and displacement measurement of rail tracks. The LCD display shows the X direction measurement, Y direction measurement, measurement date, and measurement time in four digits. For more details, please contact us.

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

Until now, entrants and exits from the mine have been managed by flipping over the entry and exit sign installed at the mine entrance to display and understand who from which organization is entering the mine. However, this system has digitized that entry and exit sign using a touch panel, aiming to improve safety management and enhance the efficiency of construction management. By touching the touch panel installed at the mine entrance, it shows who from which affiliated company (client, main contractor, subcontractor, etc.) is entering the mine. The management details can also be checked on a PC within the office. Since the entry time is also recorded, it enables individual management of entry and exit as well as labor management. For more details, please contact us.

• Security guards and entrance/exit management

The SPAD-502Plus chlorophyll meter can easily measure the amount of chlorophyll in rice leaves without damaging them. Based on the obtained data, it allows for accurate assessment of the nutritional status of rice, enabling appropriate fertilization management to improve quality and increase yield, while also effectively reducing the amount of fertilizer applied. Its lightweight and compact design fits in the palm of your hand, making it convenient for portability. For more details, please contact us.

• Fertilizers and Pesticides

The GM-268Plus is a gloss meter that measures the degree of gloss on the surface of objects. It complies with international standards such as JIS, ASTM, ISO, and DIN, and supports nine display languages (Japanese, English, French, German, Italian, Spanish, Polish, Russian, and Portuguese). The included software allows for easy data transfer to Excel, and the interface enables high-speed communication via USB or Bluetooth. It can be powered by one AA alkaline battery or through a PC's USB port. For more details, please contact us.

• Other measuring instruments

The SPAD-503 soil color meter is a portable colorimeter that can easily and accurately measure soil color. It significantly reduces the variability in soil color assessment. It features three light sensors tailored to human eye sensitivity and operates on a three-stimulus value type, measuring color in a way that closely resembles visual perception, using an 8/d (8-degree directional illumination/diffuse light reception method, with specular reflection light removal). This device was developed following the chlorophyll meter as part of the Ministry of Agriculture, Forestry and Fisheries' Soil & Plant Analyzer Development project, which is implemented by the Agricultural Industry Promotion Foundation, the Agricultural Research Center of the Ministry of Agriculture, Forestry and Fisheries, the Agricultural Environmental Technology Research Institute, and various prefectural research institutions, under the guidance of their respective experts. For more details, please contact us.

• Other measuring instruments

The Laser Barrier Alarm Monitoring System LMS111 is a compact yet high-performance laser scanner that enables measurements through dust and glass thanks to its double pulse evaluation. It has the capability to measure up to 18 meters at a wide angle range and can output real-time data via Ethernet. It can simultaneously monitor any shape of up to 10 fields and output externally through three switching outputs. It features IP67 dust and waterproofing and is designed for outdoor use with a built-in heater, allowing operation at temperatures down to -30°C. For more details, please contact us.

• Waterproofing work

The Stetphon SP04 is a handheld compact leak detection device equipped with ear-friendly protective features that automatically block loud sounds and eight types of noise filters. It includes a digital amplifier that automatically amplifies leak sounds and uses high-quality headphones that allow for focused listening to leak noises. The Grand Mic EM35 is a lightweight and easy-to-handle high-performance small wall and ground sound listening microphone that can explore sounds within walls while being held in hand. For more details, please contact us.

• Rock drills, demolition machines, and excavators

The Pro3600 is a portable inclinometer. It allows for zero resetting at any angle, making it convenient for comparative measurements. Additionally, the displayed value can be fixed. It is a digital level that can measure all angles up to 60° with a minimum reading unit of 0.01° for angles from 0 to 9.99°. It can be continuously used for 500 hours with a single 9V alkaline battery. For more details, please contact us.

• Non-destructive testing

The pocket-sized temperature and humidity meter HN-CH uses a newly developed humidity sensor and has a wide measurement range of 0-100% RH, making it a high-performance and highly reliable temperature and humidity meter. It can be used not only as a handheld temperature and humidity meter but also features a memory capacity of up to 8000 data points for both temperature and humidity, allowing it to be used as a data logger. For more details, please contact us.

• Other measuring instruments

The Sea Snake Nano Reel opens up new possibilities for long-term small-diameter inspection needs. Inspections can be conducted in areas that are otherwise unreachable without a borescope by using the new Nano Reel. Additionally, it enables inspections in various specialized fields such as boiler tubes, supply pipelines, and sprinkler systems. For more details, please contact us.

• Non-destructive testing

The human detection sensor ST#U11S-02S is a human detection speaker that senses heat emitted from the human body and emits two types of sounds according to the situation. It is ideal for preventing unauthorized entry and notifying of visitors. The sensor detection distance can be set (with 9 levels ranging from 3 to 12 meters). Messages can also be triggered by external playback input, allowing it to be used as a deterrent device, and the contact output can be adjusted according to the situation through external control input and day/night detection functions. The passive sensor employs an AND detection method for horizontal and downward areas to enhance reliability in harsh outdoor conditions. For more details, please contact us.

• Measurement and analysis equipment leasing and rental

The GPS vehicle operation management system rexseGPSVnavi is a system that equips dump trucks transporting earth and heavy machinery at disposal sites with mobile devices featuring GPS functionality. By transmitting data to the office in areas where wireless communication is possible, it enables low-cost monitoring of current location, operation history, and status. For more details, please contact us.

• Construction and process management software

The "Leak Detector II AAM-PWLEAK02" is an ultrasonic detector equipped with a parabolic microphone that sensitively captures ultrasonic waves generated by gas leaks from piping, damage to rotating machine bearings, or circulation failures. It can identify leak points and detect bearing abnormalities. Abnormalities such as damage to bearings or inadequate lubrication manifest not only as vibrations or temperature changes but also accompany the generation of ultrasonic waves. Additionally, it is known that ultrasonic waves are generated by solid friction, such as belt slippage in belt-driven equipment. The "Leak Detector II AAM-PWLEAK02" detects these ultrasonic waves and notifies users through a bar graph and numerical display on the LED panel, as well as simulated sounds from headphones. It is effective for detecting air leaks from piping and gas leaks from various equipment, making it a useful tool for energy-saving measures, environmental conservation, and safety strategies across a wide range of fields. For more details, please contact us or download the catalog.

• Measurement and analysis equipment leasing and rental

The "SCOUT320Pro" is a thermal night vision scope that detects heat and does not miss targets even in complete darkness. Unlike traditional night vision that relies on light, this scope is equipped with a module that detects and visualizes heat. Any substance with a temperature above absolute zero (minus 273.15 degrees Celsius) emits thermal energy (infrared radiation). The thermal night vision scope detects and visualizes this thermal energy (infrared radiation) that is not visible to the naked eye. Because it detects thermal energy, it can penetrate smoke, fog, and foliage, allowing it to accurately capture targets even in adverse conditions such as backlighting, and it requires no light, making it usable in complete darkness. Additionally, its unique image processing algorithm, the DDE function, achieves high contrast and clear imaging. For more details, please contact us or download the catalog.

• Measurement and analysis equipment leasing and rental

The warning water level detection device "AKI-1805" integrates a heater-equipped comb-shaped electrode sensor to improve malfunction caused by humidity and condensation, along with a drive circuit that determines the presence of rain based on the resistance value between the comb-shaped electrodes. Since the sensor and drive unit are integrated, there is no need to create surrounding circuits, making it easy to handle. The sensor is heated by the heater, which improves malfunction caused by humidity and condensation. After being immersed in 1% seawater, the humidity test results (with the sensor surface in a dirty state) show normal operation at 90% humidity, with characteristics improved by 10% compared to without the heater (manufacturer comparison), and the built-in heater accelerates the drying of the sensor surface. Due to low voltage and AC drive, corrosion from electrolysis of the comb-shaped electrodes (sensor) can be suppressed. For more details, please contact us or download the catalog.

• Measurement and analysis equipment leasing and rental

The "PH-600SE" is an outdoor long-range infrared sensor equipped with external environmental diagnostic functions, ideal for perimeter surveillance of vast areas. The detection range of the infrared sensor is up to 600 meters. By connecting the optional S.E.C circuit board (sold separately) to the receiver, environmental conditions can be monitored separately from intrusion detection. If the infrared light reception drops below a certain level due to bad weather, it will notify the receiving unit of the environmental deterioration. The malfunction prevention circuit, which mitigates the effects of heat haze, atmospheric fluctuations, temperature changes, and lighting, ensures safe operation with a full safety system. With a powerful beam essential for outdoor security, it maintains a detection range more than ten times greater than the actual warning distance to accommodate attenuation from stray light, rain, snow, fog, and other adverse weather conditions. The built-in aiming device and the included sensitivity checker make optical axis adjustment simple and reliable. Additionally, it features a monitor jack for checking sensitivity levels with the optional (sold separately) level checker "EL-01." For more details, please contact us or download the catalog.

• Measurement and analysis equipment leasing and rental

The OW-34-BP+OZ-20 is a tipping bucket rain gauge that features a 200 mm water inlet and has changed its body shape from a conventional cylindrical design to an hourglass-shaped cover. It includes an inner container that is housed in a tipping bucket type. The sensing part consists of a triangular bucket that tips over with the weight of 0.5 mm (standard) of precipitation, and a magnet attached to this tipping bucket instantaneously closes a reed switch each time it tips, converting the rainfall amount into a pulsed contact signal for observation. It is certified by the Japan Meteorological Agency. For more details, please contact us.

• Other measuring instruments

The Pocketable Vibration Meter VM-63A is an ultra-compact vibration meter weighing 250g that integrates the pickup and body into one unit, making it pocket-sized. With a wide range design, it eliminates the need for range switching, and has been designed with maximum consideration for usability and functionality as a vibration meter for field use. It is suitable for a wide range of applications, including maintenance of industrial machinery and equipment, product development design, and on-site quality control. For more details, please contact us.

• Vibration and Sound Level Meter

The CL-250 clamp tester for measuring AC and DC current is a medium diameter (φ55mm) type based on AC/DC voltage measurement, equipped with continuity check, maximum value memory function, and recorder output. It allows you to measure current simply by clamping the wiring while it is energized, without having to turn off the power or disconnect the wiring. For more details, please contact us.

• Other measuring instruments

The TSS Portable, a portable turbidity/SS/sludge interface meter, features a built-in bubble correction function that compensates for the effects of bubbles, allowing for accurate data collection. The sludge interface can be easily determined by submerging the probe and measuring the distance to the point of change in SS. For more details, please contact us.

• Water quality/pH measuring device

The ATB-150K/ATX-150K is an electronic platform scale that can perform weight checks with upper and lower limit functions. It can easily switch to "count mode" for counting measurements. The display can be adjusted to a visible angle in all directions. Additionally, it can be separated by removing the pole. The ATX-150K is an AC power type, while the ATB-150K is a battery-operated type that uses two D batteries and achieves approximately 700 hours of continuous use. For more details, please contact us.

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

The Techno Tester R-10000ND/R-20000ND is a tensile load testing machine designed to verify the adhesion strength of exterior wall tiles and waterproofing layers on roofs. The maximum tensile load for the R-10000ND is 10kN, while the maximum tensile load for the R-20000ND is 20kN. The basic operating procedures are indicated in numerical order on the control panel, making it easy for anyone to use immediately. For more details, please contact us.

• Non-destructive testing

CyberNATM / The information-based construction support system for mountain tunnels is a system designed to assist with construction surveying, execution, and management in NATM (New Austrian Tunneling Method) projects. It significantly reduces working time compared to conventional methods. After tunnel excavation, it accurately calculates the amount of lining concrete, allowing for appropriate personnel allocation on-site based on the results. By optimizing on-site construction, it can reduce expenses that would otherwise be unnecessarily incurred, leading to cost savings. For more details, please contact us.

• Bridge Construction
• others

The navigation vessel monitoring system employs long-range sensors capable of covering distances of approximately 600 meters between the light emitter and the receiver. When a vessel passes through the sensor area, an alarm sound and flashing light will notify the workboat. The infrared light emitted from the light emitter enters the receiver. The line connecting the light emitter and the receiver is the alarm line. If a condition occurs that obstructs this warning line (blocking for more than 0.05 to 0.1 seconds), the receiver detects this and triggers an alarm. For more details, please contact us.

• Work boats, research vessels, underwater work machines
• Construction machinery leasing and rental
• Measurement and analysis equipment leasing and rental

The simple compaction system RT Counter uses identification sensors to count the number of passes and displays this count on an LED panel. By managing the number of compaction passes, it prevents over- or under-compaction. The count is displayed only when a specific vehicle passes from Sensor 1 to Sensor 2 or from Sensor 2 to Sensor 1. The warning light will only sound when a vehicle is present between the sensors. For more details, please contact us.

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

The φ46mm underwater camera with LED achieves high-quality and clear images with its 380,000 pixels and 1/3” color CCD along with bright lighting. The lens can be selected (or replaced) from a variety of viewing angles, providing optimal images from wide to telephoto. Lens variations include f=3.8mm, f=6mm, and f=8mm, among others. For more details, please contact us.

• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Other measuring instruments
• Measurement and analysis equipment leasing and rental

The positioning system for work vessels (route management type) is a system that guides work vessels performing ground improvement operations such as sand compaction, sand drains, and CDM (Cement Deep Mixing) in construction projects at ports and coastlines to their designated working positions. It uses two RTK-GPS units, allowing for real-time corrections not only of position but also of twist, making it easy to guide the vessel to the specified location while checking the computer screen. Compared to traditional guidance methods using total stations, it does not require maintaining a line of sight and is not affected by weather conditions, thus leveraging the advantages of GPS. For more details, please contact us.

• Work boats, research vessels, underwater work machines
• Construction machinery leasing and rental
• Measurement and analysis equipment leasing and rental

The 45MG ultrasonic thickness gauge is a simple and user-friendly device that can be operated with just a brief training for general applications. It features IP67-rated waterproof and dustproof performance, combining high performance, durability, and ease of use. It is compatible with Olympus dual and single transducer thickness measurement probes, making it an all-in-one solution for a wide range of applications. For more details, please contact us or refer to the catalog.

• Measurement and analysis equipment leasing and rental

The StructuScan SIR-EZ HR 3D can accurately detect the position and depth of densely packed rebar, pipes, voids, and honeycombing within reinforced concrete structures. In addition to the standard 2D cross-sectional display, it features an integrated radar system that allows for easy 3D visualization on the main screen, similar to X-ray imaging. It has become possible to explore densely packed reinforcement and electrical conduits, which could not be analyzed by conventional devices, by suppressing multiple reflected waves (artifacts) through advancements in high-frequency technology. This is a high-precision internal inspection device truly suitable for professional use. For more details, please contact us or refer to the catalog.

• Measurement and analysis equipment leasing and rental

The wireless crane cameras YS-C2 & YS-M3-T for on-site use simplify attachment and transportation, making them suitable for use in various locations where multiple cranes are needed. Typically, crane cameras connect the camera unit and monitor unit with a cable to check the footage from above, but the wireless crane camera enhances the versatility of the equipment by eliminating cables and significantly reduces the effort required for installation compared to conventional products. For more details, please contact us or refer to the catalog.

• Other security systems
• Crane and others
• Measurement and analysis equipment leasing and rental

The long-distance infrared sensor system PH-600SE features a full safety system that continuously ensures safe operation by mitigating the effects of heat haze, atmospheric fluctuations, temperature changes, and lighting. To accommodate attenuation caused by adverse weather conditions such as stray light, rain, snow, and fog, it maintains a distance margin of over ten times the warning distance. The built-in aiming device and the included sensitivity checker make optical axis adjustments easy and reliable. (The PH-600SE is equipped with a rifle scope to enhance adjustment accuracy.) Additionally, it comes with a monitor jack for checking sensitivity levels using the optional (sold separately) level checker "EL-01." Its double waterproof structure and stainless steel plate provide exceptional durability and environmental resistance. By synchronizing infrared signals, it eliminates mutual interference and allows for the flexible configuration of the warning network. For more details, please contact us or refer to the catalog.

• Other security systems

Fine Eyes Monitor is a back monitor system that enables rear visibility during work, which has been difficult to confirm until now. By installing a camera at the rear of the work vehicle and a monitor in the driver's seat, workers can ensure rear safety checks without having to move their gaze significantly during operations. The ultra-strong suction cup monitor stand is designed for easy removal while being powerful. The camera body and harness are secured with ultra-strong magnets that can withstand the intense vibrations of construction machinery. The backup camera is specifically designed for construction equipment, making it highly resistant to dust, water, and seismic activity. Locking connectors are used to prevent disconnection due to water and vibrations. For more details, please contact us or refer to the catalog.

• Safety and consumables

The GB-3 is equipped with hybrid positioning technology that can receive GPS, GLONASS, and GALILEO (GNSS). By using GNSS in combination, the number of available satellites increases. This leads to stable accuracy and enables positioning even in areas with poor overhead visibility, thereby extending operational time and improving productivity. The GB-3 is also widely utilized as various sensors. Its compact body, which has been streamlined to include only the necessary functions, allows for installation on various mobile units. It is particularly being used in the field of IT civil engineering, where it is installed in many vibratory rollers as a compaction management system. For more details, please contact us or refer to the catalog.

• Work tools

The Continuous RI Concrete Moisture Meter COARA (Soil and Rock Engineering) can measure and manage the unit water content, which greatly affects the durability of concrete structures, against the total amount of concrete actually used. This ensures the quality of concrete structures, particularly their durability. The measurement principle involves detecting the transmission of neutron rays related to moisture content and the transmission of gamma rays related to density, calculating moisture content and density based on calibration formulas, and ultimately determining the unit water content of the concrete using other physical property values. Since the density of concrete changes with moisture content and pumping pressure, it is necessary to measure density simultaneously. For more details, please contact us or refer to the catalog.

• Other measuring instruments