Woehler Measuring Instruments

Wöhler refrigeration products are tools used to monitor pressure, temperature, and refrigerant levels in refrigeration systems. They help ensure efficient operation, safety, and compliance in commercial and industrial cooling applications.

Flue Gas Analyser

Wöhler fuel gas analyzers are precise tools used to measure the composition of fuel gases, including oxygen, carbon dioxide, and carbon monoxide. They help optimize combustion efficiency, improve fuel usage, and ensure safety in heating systems and industrial applications.

Wöhler A 550 Flue Gas Analyser As robust as cast iron, but as easy to operate as a smartphone – that’s what Wöhler’s new flue gas analyser feels like in your hand. Appropriately, the advantages are equally substantial: A tap with your finger on the Wöhler A 550 is all that is required to perform analyses, inspections and settings on residential and commercial appliances. The flue gas analyser is equipped with coded connections for the 4 Pa test and even a wood moisture content measurement function to VDI Guideline 4206 (VDI = Association of German Engineers).
Wöhler TI 410 Dew Point Indication For the inspection of burner appliances for flue-gas spillage in the scope of flue-gas path inspections Features reliable result through 3 indicators- visual, audible and temperature raise and includes a small sensor plate for inaccessible locations.
Wöhler A 550 Industrial As easy to operate as a smartphone – that‘s what Wöhler‘s Flue Gas Analyser feels like in your hand. Appropriately, the advantages are equally substantial: A tap with your finger on the Wöhler A 550 L/A 550 is all that is required to perform analyses, inspections and settings in accordance with EN 50379. The robust Wöhler A 550 Flue Gas Analyser offers a variety of measurements e.g. Efficiency-, Emission-, Supply Air-, CO Ambient- and Wood Moisture Testing. The outstanding performance of the analyser is approved and certified by international test house like TÜV and CPA.
Wöhler A 450 Flue Gas Analyser A reasonably priced flue gas analyser that offers all measurement and tuning functions. A small and lightweight flue gas analyser enclosed in an eye-catching, robust housing. The Wöhler A 450 is a handheld device with a user friendly touchscreen. Simply display all measurement data on the large screen, or connect the device and view the results on your mobile devices.

Soot / Particulates

Wöhler soot and particulate analyzers are devices designed to measure the amount of soot or particulate matter produced during combustion processes. These analyzers are essential for assessing the efficiency of combustion systems and ensuring they meet environmental regulations.

Wöhler RP 72 Soot Test Pump For measuring the soot level manually, rugged and reliable. Includes 10 stroke soot test pump and a long hose ideal for difficult to reach measurement openings. Non centered soot spot allows many tests on one filter, easy to compare

Pressure / Leakage

Wöhler pressure and leakage testers are tools used to detect leaks and measure pressure in gas and air systems. They ensure system integrity, safety, and efficiency in HVAC and gas installations, helping technicians identify issues and comply with safety regulations.

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Wöhler DP 600 Leakage Tester Features tightness testing with leakage rates up to 200.00 m³/h, tightness testing of all chimney classes and flue gas systems and tightness testing of flue gas systems of combined heat and power plants. Confirmation of a sufficient combustion air supply according to TRGI sheet G 625.(simple and detailed procedure) Tightness testing is also possible with negative pressure. Can also do stove tightness testing.
Wöhler GS 220 Gas Sniffer Leakage detection of gas lines carrying combustible gases. It is highly sensitive and gives quick response. CH₄ and LPG are calibrated for methane and liquid petrol gas. Includes acoustic and optical signal by stage-LED and a gooseneck 440 mm for easy access of hard to reach spots.
Wöhler DP 700 Leakage Tester Ever-increasing demands are being placed on the energy efficiency of VAC systems. In that respect the leak-tightness of ductwork has a particularly important role to play. This aspect holds the greatest potential for saving energy, if it is possible to adapt the air flow to actual requirements in conjunction with low leakage rates. In this respect, low device-and ductwork leakages will in future need to be taken into consideration a great deal more. Consequently, corresponding measurements will gain in importance.
Wöhler GS 300 Gas Leak Detector The smallest leaks in natural gas lines, such as cracks in the pipe or outdated seals, can cause major problems. Once a leak has been detected, e.g. with a gas leak detector, the gas tracker helps to locate the gas leak. This way, leaks, which often occur at the connection points and at the consumer connection, can be precisely located. In addition to the serviceability test on gas lines, the inspection of the visible part of a gas installation can thus be carried out easily, quickly and reliably.
Wöhler BC 600 Blower Check This device can do everything thanks to its large air flow range. The high-precision sensor technology ensures that the required measuring accuracy is reliably maintained. Completely on site indicates complete measurement, evaluation and documentation.Includes innovative and time-saving installation concept for windows and doors and has fully automatic blower door measurement. No turning of the device necessary with negative and positive pressure measurements
Wöhler M 603 Leakage Tester It is DVGW-certified, a German recognised standard in the gas and water supply industry, and TÜV-tested, so that your measurement meets the requirements of all clients, including utilities. You make a sustainable investment in a single device and can thus safely carry out all tests in accordance with TRGI 2018, a German guideline for the construction and operation of gas pipelines, BS EN 806 (drinking water) and BS EN 1610 (waste water). These can be carried out quickly and easily, because the automatic measurement process guarantees simple, standard-compliant and error-free measurement. Incidentally, you can also locate metallic pipes with the device and an additional locator. A leakage tester for countless applications that will accompany you for many years.
Wöhler SC 660 Smart Connect The small and handy Wöhler SC 660 Smart Connect even manages pressure measurements up to 60 bar. This makes pressure tests on water pipes with water possible without any problems. The device can be connected to the Wöhler M 603 via Bluetooth, but can also be used independently for pressure and temperature measurements as it has its own display. Another option for using the Wöhler SC 660 is the Wöhler Smart Connect app. The user can download it free of charge to a mobile device and then control numerous measurements from there. Afterwards, the measurement data can be saved as a PDF protocol, sent or printed.

Ventilation / Air Quality

Wöhler ventilation and air quality products are designed to measure and monitor key factors like airflow, air pressure, temperature, and pollutant levels in HVAC systems. These tools help ensure optimal ventilation, indoor air quality, and energy efficiency.

Wöhler DC 410 FLOW Pressure differential & flow meter One instrument for measurement of pressure, air flow, temperature and relative humidity. Is tested to comply with standards for ‘Ventilation for buildings – test procedures & measuring methods for handing over installed ventilation and air conditioning systems’. It is Multi-functional for measurement of pressure, air flow, temperature and relative humidity and is highly accurate with “no drift technology”, as well as technician friendly with one hand operation with 4 button keypad.
Wöhler CM 220 CO-Meter This device features measurement of CO concentration in the ambient air and test CO leakage from furnaces, water heaters, stoves with MWC-Value-Measurement (Maximum Workplace Concentration). Includes Precise electrochemical sensor, visual and acoustic indicators, easy operation-one button.
Wöhler CDL series The Wöhler CDL 210 CO2 Data Logger and the Wöhler CDL 110 Data Monitor are CO2 monitors (also known as CO2 traffic lights) for continuous monitoring of the carbon dioxide concentration (in ppm) and other indoor air quality factors. Features CO2 monitor with temperature and humidity display, Large carbon dioxide (CO2) measuring range up to 9,999 ppm by true infrared CO2 measurement (NDIR), display of CO2 concentration, temperature and humidity on the large display. Includes accustic and visual alert when the preset carbon dioxide concentration is exceeded and a CO2 data logger with adjustable log rates (Wöhler CDL 210 only). Equipped with the Wöhler indoor climate software for reading out and evaluating the measured data (Wöhler CDL 210 only) .
Wöhler FA 4xx Fan Anemometer Features measurement of air speed, temperature, humidity at the air vents and measurement of CO2 at the air vents (Wöhler FA 430 only). It can detect air leaks and has an integrated measurement of volume flow.Includes direct measurement of volume flow at air vents in combination with the cone and direct measurement of flow rate at the air nozzle in combination with a funnel.
Wöhler IQ 300 CO2 Meter The Wöhler IQ 300 CO2 meter is ideal for monitoring air quality in classrooms, waiting rooms, seminar rooms, etc.. It evaluates the air quality at any time based on measurement data. An important factor for monitoring indoor air quality is the CO2 content. Through breathing, people release moisture and CO2 into the indoor air and, if they are sick, also viruses. A high CO2 content in the air therefore indicates an urgent need for ventilation, because if this value is high, it can be assumed that the air is also polluted with other substances.

Temperature / Humidity

Wöhler temperature and humidity products are designed to measure and monitor temperature and moisture levels in various environments. These instruments help optimize indoor comfort, energy efficiency, and system performance in HVAC, industrial, and building applications. Wöhler’s tools ensure accurate readings for climate control, compliance with standards, and efficient operation.

Wöhler DT 310 Differential Temperature Meter

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Wöhler DT 310 Differential Temperature Meter This device does simple measurement of differential temperature. Temperature measurement of flow and return surface temperature of water and flue lines. Features simultaneous display of both temperature readings, display of differential temperature and needs two probes required. Includes MIN and MAX memory with date and time stamp and optional temperature probes, classes K, J, T.
Wöhler IR Hygrotemp 24 This device measures air temperature and relative humidity. It calculates the dew point. The additional infrared sensor measures surface temperatures. Features home inspection, analysis of surface mold potential, indoor air quality analysis and indoor air comfort analysis.
Wöhler RF 220 Hygrotemp Measures the relative humidity and air temperature and calculates the dew point and wet bulb temperature. Includes quick test of relative humidity within buildings and offices, air conditioning test and building inspection for mold and other humidity related problems.
Wöhler HBF 420 Moisture Meter With its unique combination of electrical resistance measuring technique and dielectric measurement the Wöhler HBF 420 wood and building materials moisture meter represents an ideal hand-held instrument to assess the moisture content of materials in a wide range of applications: Building diagnostics that includes damage analysis & leak detection, Building work that includes preparatory measurements before applying paint, installing floor coverings etc and Fuel management that assesses wood fuel materials.
Wöhler HF 300 Wood moisture meter This device is an easy to use instrument for determination of wood moisture. Depending on the kind of wood the needles can be pushed up to 5 mm into the log. It includes large, easy-to-read display and is ready for immediate use as well as ergonomic and small and handy.
Wöhler HF 550 Wood Moisture Meter The moisture content of solid fuels is often the cause for complaints when monitoring the threshold values of household fireplaces. However, using fuels with an appropriate moisture content can significantly reduce the emission of pollutants. This is where the Wöhler HF 550 provides ideal support: It even measures the moisture of wood chips in conformance with applicable standards. The instrument automatically recognizes if a probe is connected to measure the moisture of firewood logs or bulk materials. It switches to the corresponding menu and assists the measurement process with straightforward information. That guarantees the measurement conforms to the specifications contained in VDI 4206, Part 4 – with very little effort.
Wöhler IR Temp 310 Infrared Thermometer The infrared thermometer (IR) enables a contactless temperature measurement on e.g. wall surfaces or even in inaccessible places. Thermal bridges can be detected with this IR thermometer. Temperature differences are detected in real time by means of infrared radiation in small but also in large distances. The operation of the measuring device is very easy: at the beginning the emission factor has to be selected directly at the IR-thermometer, then you mark the temperature measuring point with the spot laser beam. The temperature can be read directly from the color display of the infrared thermometer and stored.

Refrigeration

Wöhler RL 200 Refrigerant Leak Detector With its sensitivity of 3g/a, this device enables reliable detection of even the smallest refrigerant leaks. Developed in accordance with the strict guidelines of the F-Gas Regulation, the RL 200 meets the highest standards in terms of environmental protection and technical precision. The RL 200 is very easy to use – thanks to its digital display you always have an overview of the measured values. The automatic zero value setting makes handling even easier, so that you can concentrate on the actual task: detecting leaks in the refrigerant system. Increase the efficiency of your maintenance processes and minimise potential environmental impacts – with the Wöhler RL 200 you are well equipped.
Wöhler MR 400 Refrigerant Manifold This Manifold can be used for all common refrigerants and offers effortless handling thanks to practical accessories such as lockable connection hoses with ball valves. The versatile application possibilities include maintenance work on refrigeration systems and heat pumps, determining the operating states of refrigerants in refrigerant circuits, displaying high and low pressure, measuring superheating and subcooling as well as vacuum measurements. The digital display allows you to keep an eye on all measured values
Wöhler RS 400 Refrigerant Scale The scale enables precise weight measurements to determine content quantities in pressure vessels. The RS 400 is versatile and can be used with all common refrigerants. Thanks to the digital display, you always have an overview when filling or emptying refrigerant systems. The scale comes in a high-quality carrying bag, making it easy to transport. Rely on the accuracy of this scale to optimise your work processes and precisely determine the contents of refrigerant pressure vessels.
Wöhler RL 300 Refrigerant Leak Detector It’s essential to trust your refrigerant leak detector for both your safety and the environment. this device meets the rigorous testing standards of DIN EN 14624-2020, a benchmark that only a select number of devices on the market achieve. Thanks to its exceptional sensitivity, it reliably identifies refrigerant leaks. Using it is super easy: You can see the refrigerant levels on a digital bar graph. There are three alarm options you can turn off to help you find leaks: Visual, sound, and vibration alerts. This way, you won’t overlook anything because safety comes first.

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