Construction of the Fire Brigade Gas Detection Equipment Calibration Center Laboratory

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Calibration Room Environmental Gas Detection System

1Internet multi parameter online environmental monitoring, capable of detectingVOC,CL2,NH3,PH3,NO,NO2,SO2,CO2Eight or more types of gases

2Equipped with indoor explosion-proof constant temperature and humidity equipment, which can be linked to indoor exhaust devices and start the fan to quickly ventilate the room;

3Output signal:RS485/RJ45

4LCD full-color display screen:≥5Inch;

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Instrument Calibration Process Dynamic Monitoring System

1Equipped with autonomous software for dynamic monitoring of instrument calibration process, which enables instrument inspection-detection-repair-calibration-claim-Data remote transmission dynamic monitoring function;

2Each node records and operates in a clock in button format after completing the operation, in accordance with the process requirements and in sequence. The software data and calibration reports have real-time remote transmission capabilities;

3Software with different forms of expression can be developed and configured according to the requirements of the user unit;

4HavingRFIDAutomatic scanning with one click input function;

5Has query function;

6Equipped with calibration expiration reminders;

7Equipped with operator authentication and login function;

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Toxic gas detector

1Used for detecting toxic gases at disaster and accident sites,Real time detection of air pollutionCOTheH2STheO2Combustible gases（LEL）Concentration;

2Compatible with automatic testing and calibration systems;

3Alarm includes: visual, vibration, and sound（95Low decibel alarm setting value, high alarm setting valueSTELTheTWATheOL(Exceeding the limit))；

4Continuous usage time: ≥16h；

5Waterproof and dustproof rating: ≥IP66；

6Size: ≤115mm*65mm*35mm；

7Weight: ≤200g；

8TheO2Sensor: Detection Range0～30%VOL, Resolution0The1%VOL；

9TheLELSensor: Detection Range0～100%LEL, Resolution1%LEL；

10TheCOSensor: Detection Range0～500ppm, Resolution1ppm；

11TheH2SSensor: Detection Range0～100ppm, Resolution1ppm；

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Combustible gas detector

1Used for detecting toxic gases at disaster and accident sites,Real time detection of combustible gases in the air（LEL）Concentration;

2Compatible with automatic testing and calibration systems;

3Alarm includes: visual, vibration, and sound（95Low decibel alarm setting value, high alarm setting valueSTELTheTWATheOL(Exceeding the limit))；

4Continuous usage time: ≥16h；

5Waterproof and dustproof rating: ≥IP66；

6Size: ≤114mm*61mm*32mm；

7Weight: ≤195g；

8TheLELSensor: Detection Range0～100%LEL, Resolution1%LEL；

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Calibration room gas detection alarm system and control system

1A fixed detection instrument that can detect four types of toxic and harmful substances. It operates continuously for a long time and displays the concentration of the gas measured in the instrument calibration area in real time. Once there is a standard gas leak, the fixed detection alarm will sound and light, and the fan will be linked for exhaust;

2Electrochemical gas and oxygen sensors, catalytic combustion sensors;

3Real time detection data can be transmitted to the control center and displayed through the controller;

4The gas alarm controller uses a dedicated touch screen as the display and operation interface to digitally display the on-site gas concentration values;

5TheRS 485 modbas-riuCommunication signal output, which can achieve communication and control between the controller and the upper computer;

6Centralized display of data on large screens, calibration room environmental monitoring equipment data, real-time concentration equipment data of toxic and harmful gases, and prompt alarms;

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Gas distribution device

1、Dilute high concentration gas to obtain any low concentration gas

2、Calibrate various gas detectors with different ranges

3、Equipped with original record and certificate management software functions

4Equipped with software:FleetManagerII；

5、comply withJJGRequirements for relevant metrological verification regulations

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Environmental and on-site data monitoring and display system

1Arrange ≥ in the calibration center1a1080PHigh definition camera focal length ≥4mmUsed for video surveillance.

2Video recorder hard disk storage capacity ≥1T.

3The monitoring video can be played in real-time on the data display system screen, with playback function, and the layout time and motion detection range can be set. It can be connected to environmental monitoring systems and video monitoring systems for real-time display of calibration room environmental detection data and calibration room gas monitoring data, and can support split screen function.

4Screen display: ≥50Inch.

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fume hood

1When used for toxic gas detection calibration, gas emission extraction. Size: ≥1800*850*2300mm；

2Main body of fume hood: using ≥1The5mmThe production of thick cold-rolled steel plates requires surface treatment with acid pickling and phosphating, epoxy resin spraying, and high-temperature curing in an oven.

3Inner lining panel of fume hood: using thickness ≥5mmThe laboratory specific anti beta board has characteristics such as waterproofing, impact resistance, and easy cleaning and maintenance;

4Guide plate: using thickness ≥5mmThe laboratory specific anti beta plate adopts a three-stage detachable diversion structure, with centralized and efficient exhaust, which can quickly discharge toxic gases at different heights indoors;

5Window: using thickness ≥5mmTempered glass;

6Ventilation system equipped with axial flow fan, diameter ≥250mmEquipped with a check valve.

7Transmission: Adopting synchronous belt transmission, corrosion-resistant, and noise free transmission.

8Table top: using ≥12mmThick physical and chemical board is a one-time molding table that is resistant to acid and alkali, corrosion, and high temperature, with good anti leakage effect.

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test bench

1The test bench is made of all steel structure, with a physical and chemical board tabletop, reinforced edges, and a cabinet body with a thickness of ≥1.5mmGalvanized cold-rolled steel plate electrostatic spraying, matched with island sockets, upper drawer and lower cabinet structure, cabinet door hinges are of silent buffering type

2Table top: Adopting: ≥12.5mmThick solid core physical and chemical board, with the edge of the countertop made of homogeneous material board and double layered thickening: ≥25mmuseCNCMade by mechanical processing, with edges polished,In an arc shape.

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Four door filing cabinet

1Each set of filing cabinet steel plate thickness: ≥1.5mmElectrostatic spraying, external dimensions: ≥850mm*400mm*1750mm, can be customized according to the actual height and size of the calibration room;

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locker

1.Steel plate thickness: ≥1.5mm

2.Dimensions: ≥850mm*400mm*1750mm；

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Detector storage cabinet

1Steel storage cabinet: Steel plate thickness: ≥1.5mmDouble door structure with internal separation12A separate space, anti-corrosion spray coating, external dimensions: ≥850mm*400mm*1750mm, can be customized according to the actual height and size of the calibration room;

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gas cylinder cabinet

1Used for storing standard gases, each cylinder cabinet size:≥890mm*440mm*1790mm, can be customized according to the actual height and size of the calibration room;

2Equipped with a fixed combustible gas detector inside; Yellow powder coating with window, steel plate thickness1The0mmEquipped with electronic password lock, internal steel cylinder limit bracket, and at least2Ventilation system; The lower part of the gas cylinder cabinet is equipped with a sloping sliding plate for easy transportation of gas cylinders;

3Can be stored4LNumber of standard gas cylinders: ≥20Only;

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static eliminator

1Stainless steel column, diameter: ≥80mmEquipped with grounding wire, static elimination prompt function, explosion-proof function, and separately grounded;

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Calibration standard gas (composite)

1Calibration standard gases: hydrogen sulfide, carbon monoxide, methane, oxygen standard substances (four in one). Used for calibrating gas analysis instruments, evaluating and verifying analysis methods, arbitrating analysis results, ensuring traceability and reliability of measurement results.

2Cylinder volume: ≥2L；

3Filling pressure (quantity): ≥9MPa；

4TheH2SStandard value: ≥10ppm；COStandard value: ≥50ppm；CH4Standard value: ≥50%LEL；O2Standard value:（mol/mol）：≥18The0%VOL；

5Relative expanded uncertainty:2%；

6Lower limit of operating pressure:0The5MPaThe operating temperature is:20℃；

bottle

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Standard gas (single gas)

1Standard gases: hydrogen sulfide, carbon monoxide, methane, oxygen standard substances (single bottle), used for calibrating gas analysis instruments;

2Provide no less than standard gas3Punctuation, evaluation and inspection analysis methods, arbitration analysis results, ensuring traceability and reliability of measurement results;

3Cylinder volume: ≥4L；

4Filling pressure (quantity): ≥9MPa；

5TheH2SStandard value: ≥25ppm；COStandard value: ≥100ppm；CH4Standard value: ≥50%LEL；O2Standard value:（mol/mol）：≥18The0%VOL；

6Relative expanded uncertainty: ≥2%；

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Special standard gas

1Provide no less than10A special gas（VOC:100PPM；SO2:20PPM，NH3:50PPM；NO2:25PPM；PH3:5PPM；CL2:10PPM；O2:18.0%VOL；CO:50PPM；H2S:10PPM；LEL:50%LELThe specific types and standards need to be matched with the testing instruments.

bottle

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repair tools

1The equipment should at least include an Allen wrench, magnifying glass, soldering iron, welding wire and voltage regulator, oscilloscope and various tooling tools, etc;

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Measuring instruments

1Equipped with electronic stopwatches, thermometers and hygrometers, and vernier calipers for measurement during the calibration period;

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