850039 Datalogging Conductivity/TDS Meter
Supplier: Week Technology Ltd., China
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850039 Datalogging Conductivity/TDS Meter
Datalogging Conductivity/TDS Meter Records data in the plant or field for later computer storage and analysis Automatically records up to 16,000 data points in the field along with time and date. These can later be downloaded to a computer via the meter's USB port and the results viewed instantly on software which comes with the unit. The software also enables real-time datalogging directly from the meter to the computer. Simultaneously displays conductivity or TDS and temperature. A user adjustable ATC coefficient enables absolute (non-temperature compensated) measurements, as well as accurate measurements in solutions other than water. Features manual or auto-range, min/max, calendar/clock, auto power off, and hold function. This well-made unit has a detachable probe, fold-out easel back, and a large, easy-to-read LCD. Comes ready to use in a protective foam-lined carrying case, complete with probe, 4 AA batteries, and one 3V button cell battery. Dim: 8" x 3" x 1" (203 x 76 x 38 mm). Weight: 10 oz (283 g).
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CS650 Series Industrial Conductivity Sensors
CS650/CS675/CS676 Series Contacting Conductivity Sensors Item No.: CS650, CS650TC, CS675, CS675HP, CS675HPTC, CS675HT, CS675TC, CS675HTTC, CS676, CS676HP, CS676HPTC, CS676TC, CS676HT CS676HTTC CS650/CS675/CS676 Series Contacting Conductivity Sensors Features * Heavy duty electrodes for boiler applications * Available with ATC for most makes and models of conductivity transmitters or controllers * 0.1, 1.0 and 10.0 cell constants available (see details below) * Extended length version for mounting in cross CS650/CS675/CS676 Series Contacting Conductivity Sensors Description Sensorex manufactures a quality line of industrial grade conductivity electrodes for submersion or in-line mounting. All electrodes are constructed with stainless steel bodies and pins (316SS) and PEEK insulators. As an added option, automatic temperature compensation is available. Model CS650TC is well suited for ultra-pure water applications while CS675HTTC and CS676HTTC are well suited for boiler applications. All "HTTC" models are supplied with 6" PTFE coated wires for customer convenience.
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TCSTX Toroidal Conductivity Transmitter
TCSTX - Menu Driven Loop-Powered Toroidal Conductivity Transmitter with 4-20mA Isolated Output and Local Display TCSTX Toroidal Conductivity Transmitter Features * 4-20mA isolated output, loop powered 16 - 35VDC * Large dual segmented high content display indicates conductivity & process temperature simultaneously * User-adjustable temperature compensation (0 - 4% / deg C) * Four-key menu driven, field selectable ranges * Adjustable zero and span * Nema 4X enclosure with multiple mounting configurations TCSTX Toroidal Conductivity Transmitter Description The model TCSTX is designed for on-line monitoring of water treatment applications and aggressive process chemicals. This four-key menu driven transmitter with local display is ideally suited for applications where 4-20mA signals are required and reliable instrumentation is critical. Key features include: the menu driven field selectable measuring ranges, large dual segment high content display, adjustable temperature compensation (% deg C), isolated output and reversible cell drive. A NEMA 4X (IP66) enclosure provides excellent durability. A variety of mounting choices are available for wall, panel, pipe or rail installation. Pair the TCSTX with a TCS3020 toroidal sensor for troublefree service. TCS3020 sensors are offered in Noryl construction and can be mounted in a custom CPVC flow cell (p/n: FC95C) for in-line use. TCSTX Toroidal Conductivity Transmitter Specifications-Transmitter * Full Scale Range: 0-2000 mS - User selectable * Sensitivity: 0.05% of span or 0.1uS * Repeatability: 0.3% of span, or 0.1uS * Non-Linearity: 0.3% of span or 0.1uS * Operating Temperature: -20 to 60 deg C (-4 to 140 deg F) * Operating Humidity: 0-95% R.H. non-condensing * Power Requirement: 16-35 VDC (2-wire device)
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C4E 4 Electrode Conductivity Sensor
C4E Conductivity Sensor electrode technology: The sensor works with 4 electrodes: An alternating current of constant voltage is established between a primary pair of electrodes in graphite. The secondary electrodes in platinum regulate the voltage imposed to the primary electrodes to reflect the fouling. The voltage measured between the primary electrodes is the function of the resistance and therefore a measurement of the conductivity. C4E Conductivity Sensor Digital Technology : The smart digital C4E sensor stores calibration history data within the sensor. This allows a 'plug and play' system without re-calibration. C4E Conductivity Sensor Digitally optimised measurement technology * 4 electrode conductivity sensor (2 graphite & 2 platinum) * Smart sensor stores configuration settings and calibration history * Range 0-200 mS/cm * Digital sensor - Modbus RS-485 * Robust and watertight C4E Conductivity Sensor Applications * Industrial effluent treatment * Urban wastewater treatment * Surface water monitoring * Sea water * Drinking water C4E Conductivity Sensor Specification * Measured conductivity ranges: 0-200.0 uS/cmâ?? * Resolution: 0.01 to 1 according the range * Accuracy: +/- 1 % of the full range * Response time: < 5 s * Working temperature: 0'C to 50'Câ?? * Signal interface: Modbus RS-485 ( option SDI-12) * Maximum pressure: 5 barsâ?? * Protection: IP68 -
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Y520-A 4-Electrode Conductivity Sensor
Y520-A 4-Electrode Conductivity Sensor Description Y520-A 4-electrode conductivity sensor provides more accurate, stable measurement and wider measurement range than traditional two electrode design. It has no polarization effect and can deploy in long periods of time without frequent maintenance. It supports RS485 and MODBUS protocols. Y520-A 4-Electrode Conductivity Sensor Features * Digital RS-485 output, support MODBUS * 0~50'C; IP68 rating * Range: 1 uS/cm to 200 mS/cm, precision: 1% * No polarization effect, low maintenance * Automatic temperature compensation * Wide range and excellent interference rejection * PEEK sensor body and Nickel electrodes Y520-A 4-Electrode Conductivity Sensor Technical Specifications * Range: 1uS/cm~200 mS/cm * Response Time: 10 sec * Housing IP Rating: IP68 * Accuracy: 1% * Working Temperature Range: 0 ~ 50'C * Interface: Support RS-485, MODBUS protocols * Power Requirements: DC 5~12V +/-5%, current
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MTCS2601 Thermal Conductivity Gas Sensor
MTCS2601 silicon sensing die in SMD ceramic package The MTCS2601 sensors consist of a micro-machined thermal conductivity sensor using four Ni-Pt resistors realized using MEMS technologies. The sensor is mounted in a miniature SMD package, available on tape and real. This MEMS TC sensor, combined with simple low power CMOS standard integrated circuits, is an excellent choice for size-critical leakage OEM detector or miniature vacuum gauge based on Pirani principle requiring ultra-low power consumption, long lifetime and no maintenance. Applications are primary pressure control in rough environment with power and size constraints, or detection in closed volume of gas leakage or moisture, or intrusion. MTCS2601 Thermal Conductivity Sensor Applications * Primary vacuum control following Pirani principle. This sensor is easily added within a pressure valve or directly in vacuum pipes or systems, such as small mechanical pumping systems, vacuum pumping machine and analytical instruments . * Leakage miniature SMD sensor as control integrity of closed systems or instruments under dedicated pressure, able to detect defect like corrosion or simply box opening (load cells; flywheel systems, Dewarâ?¦) MTCS2601 Thermal Conductivity Sensor Features * Thermal conductivity sensor for primary vacuum measurement * Silicon device in SMD ceramic package. Delivery in Tape & Reel * Small dimension compatible with measurement in very small volume * Low power consumption and short time constants * Optimal sensitivity in the range 10^(-2) to 10^(+2) mbar. Possible extension in the range 10^(-4) to Patm * Low cost for volume application * Robust MEMS sensor following physical Pirani principle (hot wire) with no chemical reaction, based on gas thermal conductivity variation versus pressure * Measuring range from 10^(-4) to 1000 mbar with excellent reproducibility * Temperature compensated with excellent matching of compensation and heating resistors on the same silicon die * Ultra small sensor gas volume such as < 0.1 cm^3 * Robust and long MTBF (> 30â??000 hs) due to physical resistive sensing principles * Ultra-low power sensor consumption in operation (< 6 mW) due to the use of MEMS based micromachined silicon sensor with small heated mass. * Ultra-fast response time < 50 ms * Insensitive to mounting position * Gold contact version upon request for corrosive gas environment * Compatible with a simple constant excess temperature operation circuit
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TCS2000 Toroidal Conductivity Sensors
TCS2000 Toroidal Conductivity Sensors Description The Sensorex TCS2000 series toroidal inductive conductivity sensors features a wide measurement range and dependable toroidal technology over the range 0-2000 m S/cm. Resistant to corrosion, coatings and fouling common to contacting conductivity sensors, the TCS series is designed for a trouble free and long service life. Polypropylene is the material of construction and has a wide range of chemical compatibility and temperature stability to 130 degrees C***. The TCS2000 can be submersed by utilizing the 3/4" MNPT threads on the sensor. ATC element is a Pt1000 RTD. Compatibility with various toroidal controllers and transmitters includes: Hach/GLI: E33, E53, E63, Pro E3, sc200 Knick: 2401, 2402, 2405 Condi Yokogawa: ISC202, ISC402 Foxboro: 870ITEC, 875 Sensorex: TCSTX Thermo Scientific: AquaPro, AV88 Rosemount Analytical: Most Models TCS2000 Toroidal Conductivity Sensors Features * Resists coating, corrosion and fouling * Durable Polypropylene construction * Easy installation * Connects to Hach/GLI, Rosemount, Knick, Yokogawa and Mettler Toledo instrumentation TCS2000 Toroidal Conductivity Sensors Specifications * Measuring Range: 0-2,000,000 uS/cm * Body Material: Polypropylene * Temp Comp: Pt1000 RTD. * Process Connection: 3/4" MNPT for submersion
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TCS3000 / TCS3020 Toroidal Conductivity Sensor
TCS3000/3020 Series Toroidal Conductivity Sensors Features * Resists coating, corrosion and fouling * Durable Noryl construction * Easy installation * Custom tee for in-line mounting * Connects to Sensorex TCSMA, TCSTX, Rosemount or Foxboro Instrumentation TCS3000/3020 Series Toroidal Conductivity Sensors Description The Sensorex TCS series toroidal inductive conductivity sensors features a wide measurement range and dependable toroidal technology over the range 0-2000. Resistant to corrosion, coatings and fouling common to contacting conductivity sensors, the TCS series is designed for a trouble free and long service life. Noryl is the standard material of construction and has a wide solvent tolerance and temperature stability to 105 degrees C***. optional PeeK models will be available in the future. all models can be submersed by utilizing the 3/4" MnPT threads on the sensor or installed in 2" nPT tees for in-line deployment. aTC element is user specified and built into the TCS sensor. all TCS sensor models are suppplied with 20ft long 9-conductor cable. Custom lengths are available. Please contact Sensorex for pricing. Choose the TCS3020 for use with a Sensorex TCSMa or TCSTX toroidal transmitter. TCS3000 sensors can be connected to many toroidal controllers and transmitter manufactured by rosemount, Foxboro or others. TCS3000/3020 Series Toroidal Conductivity Sensors Specifications * Measuring Range: TCS3020 and TCS3000 - 0 to 2,000,000 uS/cm * Body Material: Noryl * Max Temperature: 105 Degrees C * Max Pressure: 150 psig * Cable Length: 20 feet, 6 conductor plus shields * Resists coating, corrosion and fouling * Durable Noryl construction
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Wq-cond Rugged Water Conductivity Sensor
Wq-cond rugged water conductivity sensors description Wq-cond conductivity sensors are suitable for measuring conductivity in a wide variety of applications including laboratories, streams, rivers, and groundwater. The conductivity sensor's small size and rugged housing make it useful for hand held measurements or permanent installation. Wq-cond rugged water conductivity sensors features * fully encapsulated electronics * dual 4-20 ma outputs * sensor armor available for harsh environments * marine grade cable with strain relief * measure conductivity up to 82 feet deep Wq-cond conductivity sensors applications Ideal for stream and lake monitoring, aquaculture studies, baseline analyses, mitigation monitoring, and other environmental applications. Wq-cond rugged water conductivity sensors specifications * temperature range: 23 to 158'f (-5 to 70'c) * conductivity accuracy: +0.5% of reading * temperature accuracy: +0.4'f (+0.2'c) * temperature resolution: 0.02'f (0.01'c) * output: dual 4-20 ma * maximum pressure: 35 psi (82 ft (25m)) * warm-up time: 3 seconds minimum * operating voltage: 10-36 vdc
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Y511-A Online Self-Cleaning Turbidity Sensor
Y511-A Turbidity Sensor Description Automatic cleaning turbidity sensor is complied with ISO 7027 Turbidity Standard. The turbidity sensor can be deployed in-situ and provide very stable data over long period of usage, which helps to ensure the quality of your measurements. Y511-A Turbidity Sensor Typical Applications Water quality monitoring, waste water testing, process water and aquaculture monitoring. Y511-A Turbidity Sensor Features * 0.1~1000 NTU * Accuracy
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Y504-A Online Optical Dissolved Oxygen Sensor
Y504-A Dissolved Oxygen Sensor Description The sensor is based on optical fluorescence lifetime quenching technique. Its technical procedure meets ASTM D888-09 standard for optical sensing of dissolved oxygen. This online sensor is developed to integrate with Yosemite wireless monitoring system. Its rugged design and large measurement range make it ideal for sampling, flow cell, ground water and waste water measurements. Y504-A Dissolved Oxygen Sensor Applications Fish farmer, waste water plant, river, stream, and ocean monitoring Y504-A Dissolved Oxygen Sensor Feature * 0-20mg/L or 0-200% Saturation * 0~50 'C; IP68 rating * Membraneless, no electrodes design * No oxygen consumption * Flow Independent * Automatic temperature compensation * No H2S Interference * Low Drift, fast response, and more accurate * Low Maintenance, low operating cost * Easy sensor cap replacement * RS-485; MODBUS protocol compatible Y504-A Dissolved Oxygen Sensor Technical Specifications * Range: 0-20mg/L or 0-200% Saturation * Response Time: 10 sec * Housing IP Rating: IP68 * Accuracy: 1% * Drift: -
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Air Check Advantage Gas Monitor
Air check Advantage Methyl Bromide Fumigation Monitor The PureAire Air check Advantage is a compact, extractive gas monitoring system that's ideal for continuously and remotely monitoring fumigation chambers and fruit storage areas where access may be limited or undesirable. Featuring a special pyrolizer and sample pump, this accurate methyl bromide gas monitor has been tested to provide ultra low 0.3ppm and lower detection of methyl bromide levels in the workplace. PureAire's continuous monitor eliminates the need to subject an employee into fumigation chambers to manually take colorimetric grab samples to determine if an area is safe to enter. The instrument's "smart" circuitry continuously monitors sensor cell status and sampling system performance. Continuous sensor cell operation is transmitted via 4-20mA signal to PureAire controllers, PLC's or remote alarm systems. Should a system error occur, the Air check Advantage outputs a signal to remote alarm/control systems to immediately alert control room personnel. The heart of the system is a smart renewable sensor cell linked to a compact pyrolizer. Sample is drawn through the pyrolizer where Methyl bromide is thermally decomposed and converted into another gas that is more easily detected electrochemically. Unlike competitive Methyl bromide detectors and colorimetric tubes which have interferences to humidity, temperature and moisture, the Air check sensor and electronics are unaffected by changes in environment. This stability provides true sub TLV measurement of methyl bromide in product storage areas without the need for conversion tables. Air check Advantage Methyl Bromide Fumigation Monitor Features * Detects Methyl Bromide at sub, (0.5ppm) TLV levels for Fumigation * Enhanced self-diagnostic capability decreases downtime and maintenance costs * Supervised sensor electronics continuously checks sensor and system status * Built-in user selectable local dual level alarms with relay output * Local digital display * 4-20 mA analog output * Low-cost renewable sensor
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TSP-16 Series Indoor Air Quality (IAQ) Monitor
TSP-16 Series Indoor Air Quality Monitor --- Designed for hotels, houses and other public places to detect the indoor air quality * Experienced in designing IAQ product for 12 years, long term exportation to Europe and America, powerful performance guaranteed * Real-time detecting indoor PM2.5/PM10, CO2, TVOC, Temperature and relative humidity * Built-in self-owned patent measurements of temperature and humidity compensation technology * Suitable for hotels, residential projectsto analyze indoor air quality, and to control ventilation systems, etc. * Wall mounting, provide Modbus RS485 and WIFI optional * Basic function of indoor air detector TSP-16 Series IAQ Monitor Features * IAQ detector designed for civilian use with affordable price * 24 hours online real-time IAQ detector * Real-time output PM2.5/PM10, CO2, TVOC and humidity data * Using special pattern to ensure the measurement value does not effected by the surrounding * Modbus RS485 interface and WIFI available,suitable for networks in existing and modern buildings * OLED displays real-time data (optional) * Indicators with three different colors to show range of IAQ density * Wall mounting, 24VAC/VDC power supply * With over 12 years' experience in designing IAQ products and long-term exportation to Europe and America, we provide a dozen of different types of IAQ * Products for different applications * RJ45 Ethernet interface product customizable TSP-16 Series Indoor Air Quality Monitor Main Application * Smart Home Systems *Residential projects * Hotels, class rooms, offices and other public places where need IAQ monitoring with civil level *Air quality monitoring in other public places TSP-16 Series Indoor Air Quality Monitor Specifications * Detection Parameters: PM2.5/PM10, CO2, TVOC, temperature & humidity * PM2.5 Measuring Range: 0~1000μg/m3 * PM10 Measuring Range: 0~1000μg/m3 * Temperature Measuring Range: 0'C ~ 50'C * Humidity Measuring Range: 0~99%RH * CO2 Measuring Range: 400~2,000ppm * Measuring Range: 0~ 4.0mgâ??m3 * Operating Temperature: 0~50'C * Operating Humidity: 0~99%RH * Power supply: 24VAC±10%, or 12~36VDC
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AS510 Remote Air Quality Monitor
AS510 Remote Air Quality Monitor A single unit, based around a powerful 32-bit floating-point ARM microcontroller, designed to provide a complete analysis of local air quality. The unit deploys four electrochemical sensors, an NDIR CO2 sensor and a laser particle monitor. These combine with a temperature and relative humidity sensor, and GPS is used for accurate location and timestamping.There is also an optional microphone to provide ambient noise information. Data is stored locally and uploaded to a central management site. AS510 Remote Air Quality Monitor Specification * accurate electrochemical cells (Alphasense A4) monitoring CO, NO, NO2 , and O3 down to ppb levels. Other gases can be sensed if required (eg SO2 ). * digital NDIR CO2 sensor (Atmospheric Sensors/Alphasense or SenseAir). * laser optical particle counter (Alphasense) to provide PM1, PM2.5 and PM10 readings. * PID sensor for volatile organic compounds (VOCs) (Alphasense). * temperature and relative humidity sensor (Atmospheric Sensors). * high-sensitivity GPS module capable of accurate location and time measurement even inside buildings. * microphone to characterise ambient noise, based on a hardware RMS level detector. * data can be sampled at high rates, which are normally averaged over 20 seconds, with data transmission every 15 minutes. This can be configured to suit each application. * communication link to remote database via GPRS. This includes the ability to â??store and forwardâ?? data in times when the network is down or temporarily overloaded. The unit requires a data-capable SIM card service, which can be provided either by Atmospheric Sensors or by other providers by discussion. * local storage on 16GB SDCard of extended results from test for later recovery and to act as a backup of results sent over the GPRS link. * mains power supply, with waterproof connector. * externally visible LED to indicate unit status. * the unit may be used either indoors, or outdoors if protected by a Stevenson Screen, or similar enclosure. Wall mount brackets are supplied with each unit, permitting easy installation.
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F2000iaq-voc Indoor Air Quality Monitor
Indoor Air Quality Monitor / Controller model#: F2000IAQ-VOC Temperature & Humidity Monitoring * Real time detecting indoor air quality with LCD display * High sensitivity for VOCs and other indoor contaminative gases * 5 ~7 years long life * Temperature and humidity detection and compensation * Provide up to 1 analog output and 2 dry contact outputs * Optional Modbus RS485 communication interface * Strong function, high performance, low price F2000IAQ-VOC Indoor Air Quality Monitor / Controller Description IAQ is a comprehensive index, including room temperature, humidity, fresh air, and diverse low concentrations air contaminants. Monitoring IAQ is very important to guarantee healthy life and work. F2000IAQ-VOC is specially designed to detect indoor air quality in offices and home environments. Its internal gas sensor has high sensitivity not only to VOC's such as toluene emitted from wood finishing and construction products but also to other air contaminants which are emitted by cigarette smoke, ammonia and H2S. It's also sensitive to carbon monoxide, alcohol, natural gas and smell from peopleâ??s body. So it is more suitable for monitoring IAQ than other sensors which one is only for one kind of gas. F2000IAQ-VOC also can be used as a controller in ventilation system and AC system. F2000IAQ-VOC Indoor Air Quality Monitor / Controller Features * Real time monitor ambiance air quality with a mix gas sensor * Japanese semiconductor gas sensor with 5~7 years long life * Monitor temperature and relative humidity * LCD display air quality as well as temperature and humidity, fan status etc. Makes reading and operating easy and accurate. * user-friendly setting buttons * Temperature and humidity compensation makes the IAQ measurement more consistent in different environments * Modbus RS-485 communication interface optional, 15KV antistatic protection, independent base address setting * Up to 1x 0~10V analog output and 2x relay dry-contact outputs * Two alternatives for the analog output : linearized over full range output or PID control output. * The relays can be selected to control IAQ , temperature or humidity (programmable setting) * Timer of turning-off function for the ventilator device from 0.5 to 12 hours. * Low power consumption F2000IAQ-VOC Indoor Air Quality Monitor / Controller Application * Ambiance air quality detection and alert * Ventilation control * Air quality monitors * Odor monitors
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Indoor Air Quality (IAQ) Monitor
Indoor Air Quality (IAQ) Monitor Airthinx's Indoor Air Quality monitor is the first Internet of things (IoT) device that delivers simultaneous real-time measurements of Particles (PM 1, PM 2.5, and PM 10), Gasses (VOCs, CO2, and CH2O), and Environmental Conditions (Temperature, Humidity, and Pressure) with the level of accuracy of an industry standard reference instrument, at a fraction of the cost. The portable monitor packs all of these sophisticated features into a modern lightweight product designed to work right out of the box-no need for configuration. Once mounted to any wall, it is always connected to the cloud and provides the user with access to all their data anytime, anywhere directly from the web. The Airthinx IAQ solution is developed and powered by Netronix's IoT platform and that ensures the highest standards of security, reliability, and scalability of the network. This enables the rapid deployment of devices in any indoor environment regardless of the infrastructure of the building. Indoor Air Quality (IAQ) Monitor Application * Buildings * Healthcare * Residential *Transportation Indoor Air Quality (IAQ) Monitor Specifications * PM1, PM2.5, PM10: 0.3~1.0; 1.0~2.5; 2.5~10 μm * CH2O Effective Range: 0~1 mg/m3 * CO2 Effective Range: 0~3000 ppm * TVOC Effective Range: 1 ~ 30 ppm of EtOH * Temparture Range: 0 - 99'C * Humidity Range: 0-99 %RH * Input Voltage: 5 VDC (micro-USB)
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TD40 Wireless Particle Monitor
TD40 Wireless Particle Monitor Overview The TD40 is a sensitive and concise airborne particle measurement sensor. This unit is well suited to carrying out precise measurements of particle densities in clean and dust free facilities. The unit acquires the current particle concentration in the environment though it's internal air circulation system and particle concentrations at precise diameter intervals are calculated based on the scattering of a laser source. The measurement of concentrations of particles within specific diameter intervals is performed using advanced digital signal processing electronics. TD40 Wireless Particle Monitor Typical Applications * Monitoring of dust sensitive manufacturing environments * Food production and packaging facilities monitoring * Healthcare environment monitoring * Office and factory indoor air quality monitoring TD40 Wireless Particle Monitor Features * Particle Sensor: 16 Particle Bin sensor that counts particles in the range of 0.38µm to 17µm * Temperature Sensor: Important measure for a controlled environment * Wireless: Enables you to connect multiple sensors * Alert: Get real-time alerts when the values go outside set limits * Humidity Sensor: Measures the relative humidity in the room * Easy Set-up: Plug and Play Technology will have the sensor running in minutes
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As8900 4 In 1 Multi Gas Monitor
As8900 4 in 1 muilt gas monitor introduction The as8900 multi-gas monitor is a portable and handheld instrument that is capable to use continuously and simultaneously monitoring 4 gases: oxygen, combustile gas, carbon monoxide and hydrogen sulfide. Every gas readings all shows in one lcd display. The unit also provide user to configure high and low alarm as well as twa and stel alarms. The unit will be audio and visual alarm once the alarm condition is exceeded. As8900 4 in 1 muilt gas monitor specifications * range: Oxygen (o2): 0~30% Combustile (lel): 0~100% lel Carbon monoxide (co): 0~999 ppm Hyrogen sulfide (h2s): 0~500 ppm * operating temperature: -10~ 50'c(except lel is 0 ~40'c) * operating humidity: 15~95 % rh, typical * size: 120.20 x 64.50 x 38.30mm * weight: 200g
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Air Check Ex Combustible Gas Monitor
Air check Ex Combustible Gas Monitor The Air check Ex is a compact gas monitoring system that's ideal for continuously monitoring toxic and corrosive gases in hazardous areas. The Air check Ex non-intrusive calibration allows sensor calibration in hazardous areas without area declassification. The only tool required is a small magnetic wand, designed to be carried on a technician's key chain. It also allows true one-man calibration, which significantly reduces the labor and downtime commonly associated with gas detector maintenance and service. The instrumentâ??s fault supervision circuitry continuously monitors for failed sensor cell and communication line breaks. Plus sensor cell operation is continuously supervised 24-7 and when used in conjunction with distributive control systems or PLC's, provides immediate fault identification for a disconnected sensor cell. The Air check Ex is housed in a Nema 4 explosion proof enclosure and is available for hydrogen gas. Capable of monitoring the % LEL hydrogen, the Air check Ex is a perfect monitoring solution for providing worker protection in chemical plants, refineries and other areas requiring hazardous classifications. Air check Ex Combustible Gas Monitor Features * Non-Intrusive one-man calibration * Ex proof enclosure * Designed for Combustible gases * Local digital display * 4-20 mA analog output * Long Life LEL catalytic sensor Air check Ex Combustible Gas Monitor Specifications * Sampling Methodâ??: Diffusion cellâ?? * Accuracyâ??: ± 10% of readingâ?? * Operating Temperature: -25 to +122'F (-32 to +50'C)â?? * Display: 3 ½ digit LCD digital displayâ?? * Sensor Type: LEL catalytic beadâ?? * Sensor Life: 2 to 5 years under normal conditions * Signal Outputs: 4-20 mA analog outputâ??â??
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AS8900 4 in 1 Muilt Gas Monitor
AS8900 4 in 1 Muilt Gas Monitor Introduction The AS8900 multi-gas monitor is a portable and handheld instrument that is capable to use continuously and simultaneously monitoring 4 gases: Oxygen, Combustile gas, Carbon Monoxide and Hydrogen Sulfide. Every gas readings all shows in one LCD display. The unit also provide user to configure high and low alarm as well as Twa and Stel alarms. The unit will be audio and visual alarm once the alarm condition is exceeded. AS8900 4 in 1 Muilt Gas Monitor Specifications * Range: Oxygen (O2): 0~30% Combustile (LEL): 0~100% LEL Carbon Monoxide (CO): 0~999 ppm Hyrogen Sulfide (H2S): 0~500 ppm * Operating Temperature: -10~ 50'C(except LEL is 0 ~40'C) * Operating Humidity: 15~95 % RH, typical * Size: 120.20 x 64.50 x 38.30mm * Weight: 200g
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About online conductivity monitor Trade
online conductivity monitor is one of the most actively traded commodities in global B2B markets. Major exporting countries include Ukraine, Russia, Argentina, and India, which together account for over 80% of global production. Buyers from the Middle East, Africa, and Southeast Asia represent the largest import demand.
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The catalogue spans the full breadth of international trade: agriculture and farm inputs, food and beverages, apparel and fashion accessories, electronics and electrical goods, industrial machinery and chemicals, construction and real-estate materials, minerals and metals, home furnishing, and a wide miscellaneous range. Each result links to a detailed product page with specifications, minimum order quantity, FOB and CIF pricing signals, certifications, and the supplier's trade profile. Because every category is interconnected, a single search can surface closely related product families — helping importers discover alternatives, substitutes, and adjacent lines they may not have considered.
Filter, compare, and shortlist the right suppliers
Use the side filters to refine results by supplier country, business type (manufacturer, exporter, trading company, distributor), verification status, certifications, price band, and minimum order quantity. Sort by relevance, price, or recency, and switch between list and grid views. Every supplier on EximNext is surfaced with the trust signals that matter for cross-border trade — verification, response rate, and trade history — so you can build a credible shortlist before you ever send an inquiry. When you find a match, request a quote directly or post a buying requirement and let competing suppliers come to you.
Built for bulk buyers, importers, and procurement teams
EximNext is a global B2B marketplace designed for serious sourcing. Buyers searching here are typically comparing factory-direct pricing, checking MOQ against their purchasing plan, and evaluating certification depth and export experience into their destination market. The platform standardises how suppliers present their capabilities, so you can compare like with like and negotiate from an informed position. For first-time importers this transparency removes much of the guesswork that usually slows a deal; for experienced buyers it powers faster, tighter sourcing cycles across many products at once.
Why search and source on EximNext
Traditional sourcing means scattered trade shows, unanswered emails, and unverified contacts. EximNext replaces that with a single searchable marketplace where verified manufacturers, suppliers, and exporters compete for your order. Search any product, filter to your exact requirement, compare suppliers side by side, and request quotes — with no sourcing agents and no middlemen. Explore the full directory by browsing all product categories, or post a buying requirement to receive competitive quotes from verified suppliers within hours. EximNext gives global buyers and sellers one trusted place to trade smarter, source faster, and grow across international markets.
How product search works on EximNext
Start with a broad term and narrow down as you go. A search for a generic product such as “rice”, “steel pipes”, or “LED lights” returns every matching listing ranked by supplier trust, verification, and recency; from there you can tighten the result set with the side filters, switch sort order, or add a more specific term like grade, variety, or packaging. Suppliers across more than two hundred countries list their products with detailed specifications, so the same search surfaces factory-direct manufacturers, established exporters, and specialist trading companies side by side. Because EximNext indexes products across every major industry — agriculture, food and beverages, apparel, electronics, industrial machinery, chemicals, construction materials, minerals and metals, and home goods — buyers can run their entire sourcing programme from a single search bar. Every result is one click from a full product page, a verified supplier profile, and a request-for-quote form, turning a casual search into a qualified inquiry in minutes. Save time, compare confidently, and source directly from the manufacturers and exporters who can actually fulfil your order.