May 12, 2026
Brief Discussion on the Principle and Usage of Laser Rangefinders
Brief Discussion on the Principle and Usage of Laser Rangefinders 1. The principle of using infrared or laser ranging The principle of distance measurement can
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![GVDA GD68 combustible gas detector]()
GVDA GD68 combustible gas detectorThe combustible gas detector is a detector that responds to the concentration of single or multiple combustible gases. There are two types of combustiNov 05, 2018 -
![The function of combustible gas detector]()
The function of combustible gas detectorwhen the measured gas or liquid volatilizes in the air, the detector will generate an electrical signal proportional to the measured gas concentrationOct 25, 2018 -
![Technical data of Combustible gas detector]()
Technical data of Combustible gas detectorTechnical data Sensor: Gas-sensitive semi-conductor Reaction range:>50PPM (methane) Warm-Up Time: Approx. 30 sec Reactions time: <=500PPOct 10, 2018 -
![maintaining of Combustible gas detector GD68]()
maintaining of Combustible gas detector GD68Clean the sensor head: If dirty, clean the sensor head with a soft dry cloth. Cleaning the housing: If dirty, clean the housing with a damp clothAug 30, 2018 -
![Safety content of combustible gas detection]()
Safety content of combustible gas detectionNever store the product together with solvents, acids or other corrosive substances. Carry out only repair and maintenance work described in the inAug 11, 2018 -
![features of Dissolved Oxygen Detectors]()
features of Dissolved Oxygen DetectorsThe dissolved oxygen meter has the characteristics of easy installation, long calibration period (3~4 months), insensitivity to other substances, etc.Jul 31, 2018 -
![how Dissolved Oxygen Detectors Work]()
how Dissolved Oxygen Detectors WorkThe oxygen content in water can fully show the degree of water self-purification. For biological treatment plants using activated sludge, it is very iJul 20, 2018 -
![Dissolved oxygen detector]()
Dissolved oxygen detectorThe dissolved oxygen meter is a device for measuring dissolved oxygen in water. The working principle is that oxygen is reduced by the working electroJul 09, 2017 -
![the Waterproof Dissolved Oxygen Meter]()
the Waterproof Dissolved Oxygen MeterIt only takes a few minutes to complete the calibration of the instrument. All operations have been simplified to simply place the sensor probe in satJun 30, 2018 -
![Product Features of Dissolved Oxygen Meter]()
Product Features of Dissolved Oxygen MeterCan test pH/ORP, dissolved oxygen, easy to carry, completely waterproof, easy to use; Low power consumption, the battery can work continuously for 20Jun 15, 2018 -
![Dissolved Oxygen Meter]()
Dissolved Oxygen MeterAccording to different concentrations, separator electrodes are divided into two types: polarographic and galvanic. The polarographic diaphragm electrJun 02, 2018 -
![Precautions for the use of illuminometers]()
Precautions for the use of illuminometersPrecautions for use: When using, you must pay attention to avoid receiving strong light, because the photocell cathode is exposed to strong light forMay 22, 2018 -
![Scope of application of light meter]()
Scope of application of light meter1. Application in general public places In order to ensure that people can live under suitable lighting, my country has formulated sanitary standardsMay 10, 2018 -
![What is lux meter]()
What is lux meterIlluminance meter (or lux meter) is a special instrument for measuring illuminance. It is to measure the degree to which the object is illuminated, thApr 29, 2018 -
![how to use the light meter]()
how to use the light meterIf only "1" is displayed on the left end of the display, it means that the illumination is excessive, and you need to press the range key (⑧ key) to aApr 18, 2018 -
![Measuring principle of illuminometer]()
Measuring principle of illuminometerPhotovoltaic cells are photoelectric elements that directly convert light energy into electrical energy. When the light hits the surface of the seleniApr 09, 2018 -
![introduction of Ulstrasonic thickness gauge]()
introduction of Ulstrasonic thickness gaugeUltrasonic Thickness Gauge This unit is an intelligent handheld product, which adopts ultrasonic measuring principle, and is controlled by micro proceMar 30, 2018 -
![How Metal Detectors Work!]()
How Metal Detectors Work!How it works: The metal detector uses the principle of electromagnetic induction and uses a coil through which alternating current passes to generateMar 22, 2018 -
![Detecting method of metal detector]()
Detecting method of metal detectorThe use of this detector can detect is not buried deep mineral deposits, including native gold, gold, gold, and other various rich sedimentary sand. DMar 10, 2018 -
![Ground balance calibration of metal detector]()
Ground balance calibration of metal detector6.1Ground balance calibration:Auto calibration:The auto calibration is just to turn the unit on.Calibrate by this method, after the unit turned on, aFeb 28, 2018
