Combustible gas detector replaces GT44 and GPD3000

Combustible gas detectorMS104K-L portable gas detector features:

★ Built in pump suction measurement, switchable between diffusion and diffusion+pump suction detection methods.

★ Pump blockage alarm

★ LED lighting (optional)

★ Units can be freely switched, with optional units: umol/mol, ppm, pphm, ppb, mg/m3, ug/m3,% Vol,% LEL

★ 8-button operation, quick one click calibration function

★ Data storage, with a storage capacity of no less than 100000 records

★ Communication interface: TYPE-C, optional: Bluetooth

★ Fall alarm

★ Data recovery function, partially or completely restoring factory data

★* * * Value, minimum value, weighted average display

★ Multiple alarm modes and alarm mode settings

Alarm methods: sound and light alarm, vibration alarm, voice alarm

Alarm types: concentration alarm, undervoltage alarm, fault alarm, pump blockage alarm

Alarm modes: low alarm, high alarm, interval alarm, TWA/SETL alarm

★ Misoperation recognition function, automatic identification and prevention of concentration calibration misoperation

★ Zero point automatic tracking to avoid zero drift

★ Multi level calibration of target points

★ Intrinsic safety circuit design, explosion-proof, shockproof, anti-static, and radiation resistant

★ Protection level IP68, rain and immersion proof, dust proof, and anti-corrosion

★ Execution standards:

GBT 3836.1-2021 General Requirements for Electrical Equipment Used in Explosive Gas Environments

GBT 3836.4-2021 "Inherent Safety Type 'i' of Electrical Equipment for Explosive Gas Environments"

GBT 50493-2019 "Design Standard for Combustible Gas and Toxic Gas Detection and Alarm in Petrochemical Industry"

GB 15322.3-2019 "Combustible Gas Detectors Part 3: Portable Combustible Gas Detectors for Industrial and Commercial Use"

MS104K-L portable gas detector technical parameters:

Detection factors: single gas (carbon monoxide CO, hydrogen sulfide H2S, oxygen O2, combustible gas Ex, carbon dioxide CO2, VOC, etc.), depending on the on-site environment and user needs

Detection scope: determined according to the on-site environment and user needs

Resolution: 0.001ppm (0-10ppm high precision)/0.01ppm (0-10ppm); 0.01ppm (0-100ppm), 0.1ppm (0-1000ppm), 1ppm (above 0-1000ppm); 0.1%LEL； 0.1%、0.01%Vol

Unit display: Units available: umol/mol, ppm, pphm, ppb, mg/m3, ug/m3,% Vol,% LEL

Detection principles: electrochemistry, catalytic combustion, infrared, thermal conductivity, semiconductor, PID photoionization, etc., depending on the range, on-site environment, and user requirements

Sensor lifespan: 2-3 years for electrochemistry, 2-3 years for catalytic combustion, 5 years for infrared, 2-5 years for thermal conductivity, 2 years for PID

Detection method: Built in pump suction, switchable to diffusion or diffusion+pump suction detection methods

Display mode: LCD

Display content: real-time concentration, unit, gas name, alarm status, time, storage status, communication status, battery level, charging status, etc

Detection accuracy: Typical accuracy: ≤± 3% FS (optional higher precision sensor)

Uncertainty: ≤± 2%

Linearity: ≤± 3%; Repeatability: ≤± 2%

Response time: T90 ≤ 20 seconds (universal)

Recovery time: ≤ 30 seconds (universal)

Working power supply: DC3.7V * 2

Battery capacity: 2100mAH (optional 4500mAh) large capacity rechargeable polymer battery, capable of long-term continuous operation

Usage environment: Temperature: -20 ℃~+50 ℃, customizable -40 ℃~+70 ℃;

Relative humidity: 10-95% RH (non condensing environment)

Communication interface: Standard Type-C (fully charged in 2 hours)

Data storage: standard capacity not less than 100000 records; Support local viewing, deletion, or data export, with arbitrary storage time interval settings

Interface language: Chinese, English, and other languages can be customized

Explosion proof type: Intrinsically safe Exia Ⅱ CT4Ga

Protection level: IP68

Shell material: High strength, corrosion-resistant, fire-resistant polycarbonate and rubber protective cover, anti drop, wear-resistant, anti-static, effective anti drop ≥ 5 meters

Dimensions: * * * Size 165 × 64 × 61mm (L × W × H) including back clip thickness

Weight: Approximately 280g

Standard attachments: calibration cover, pump suction nozzle, instruction manual, certificate of conformity, USB charger (including data cable), instrument packaging box

Optional accessories: ① 0.2-meter swan neck sampling probe;

② Activated carbon filter;

③ 0.4-meter stainless steel sampling handle (including 1-meter hose);

④ 0.9-meter extendable sampling handle (including 1-meter hose);

⑤ External Bluetooth printer.

Common gas appendix (other ranges and corresponding resolutions can be customized):