Diya Instruments

Features:

• Modular design with patented structure for enhanced organization
• Three modules individually detect up to six gases each
• Combined modules allow for a maximum of 18 gas detections
• Independent modules use separate air intakes to prevent interference
• Isolation increases accuracy, ensuring precise gas detection outcomes
• Minimized sensor cross-sensitivity improves reliability and precision
• Versatile tool monitors gases, addressing safety and environmental needs

Hydrogen Gas Leak Detector 

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Type Acetylene detector (infrared) C2H2
Detection Range 0-5000, 10000ppm, 100%LEL Other ranges can be customizedResolution0.01ppm or 0.0001ppm(0-10ppm)0.01ppm(0-100ppm)Other ranges can be customized
Detection principle Conventional, infrared, 5 years. If you choose catalytic, you should use explosion-proof catalytic or acetylene-specific catalytic sensor, as conventional catalytic has low sensitivity. Depending on the types of gas, range, field environment and user demand, sensor can be customized.Sensor service life Electrochemical principle: 2-3 years;Infrared principle:5-10 years;Thermal conductivity:5 years
Allowable error: ≤3% F.S (other or higher precision levels can be customized)Linearity:≤±2% Repeatability ≤±2% Uncertainty ≤±2% Response time: T90≤30SECONDSWorking environment Temperature: -40 deg C±70degC, humidity:<=10-95% RH (regular)
Working voltage: 12-30VDC direct current the standard power supply for a single equipment is 24v, DC stabilized voltage switching power supply of 1A or greater than 1APower supply reference: 24V,2.1A is possible to drive 40 units of toxic gas detector, or15 units if flammable, infrared gas detector.
Working method: Fixed type installation, online detection, diffusion type measurementProtection level:IP65 Explosion proof mark Exd CT6, certificate number: CNEx15.1283Exterior dimensions:233×205×65mm(L×H×W) Weight 1.0KgStandard accessories:Manual, qualification certificate, warranty card, outer packaging box

Ethylene detectorC2H4
Detection Range: 0-5000, 10000ppm, 3%, 20, 50%, 100%Vol Other ranges can be customizedResolution: 0.01ppm or 0.0001ppm(0-10ppm)0.01ppm(0-100ppm)Other ranges can be customized Detection principle: Thermal conductivity, high pressure resistance, response time of 5 seconds, single gas environment, Conventional infrared. Depending on the types of gas, range, field environment and user demand, sensor can be customized.Sensor service life:Electrochemical principle: 2-3 years;Infrared principle:5-10 years;Thermal conductivity:5 years Allowable error ≤3% F.S (other or higher precision levels can be customized)Linearity:≤±2%
Repeatability:≤±2%
Uncertainty: ≤±2%
Response time: T90≤30SECONDSWorking environment Temperature: -40 deg C±70degC, humidity:<=10-95% RH (regular)
Working voltage: 12-30VDC direct current the standard power supply for a single equipment is 24v, DC stabilized voltage switching power supply of 1A or greater than 1APower supply: reference24V,2.1A is possible to drive 40 units of toxic gas detector, or15 units if flammable, infrared gas detector.
Working method: Fixed type installation, online detection, diffusion type measurementProtection level: IP65 Explosion proof mark Exd CT6, certificate number: CNEx15.1283Exterior dimensions:233×205×65mm(L×H×W)
Weight: 1.0KgStandard accessoriesManual, qualification certificate, warranty card, outer packaging box

Type Hydrogen gas detector H2
Detection Range: 0-500, 1000, 5000, 40000ppm Other ranges can be customizedResolution:0.01ppm or 0.0001ppm(0-10ppm)0.01ppm(0-100ppm) Other ranges can be customized
Detection principle: High performance, online detection, electrochemical principle, Anti-carbon monoxide interference Depending on the types of gas, range, field environment and user demand, sensor can be customized.Sensor service life: Electrochemical principle:2-3 years;Infrared principle:5-10 years;Thermal conductivity:5 years Allowable error ≤3% F.S (other or higher precision levels can be customized)Linearity:≤±2%
Repeatability: ≤±2%
Uncertainty: ≤±2%
Response time: T90≤30SECONDSWorking environment Temperature: -40 deg C±70degC,
humidity:<=10-95% RH (regular)
Working voltage 12-30VDC direct current the standard power supply for a single equipment is 24v, DC stabilized voltage switching power supply of 1A or greater than 1APower supply reference:24V,2.1A is possible to drive 40 units of toxic gas detector, or15 units if flammable, infrared gas detector. Working method: Fixed type installation, online detection, diffusion type measurementProtection level:IP65 Explosion proof mark Exd CT6, certificate number: CNEx15.1283Exteriordimensions: 233×205×65mm(L×H×W) Weight: 1.0KgStandard accessories:Manual, qualification certificate, warranty card, outer packaging box

DIS104K-S Multi Gas Detector is a compact, ultra-low power consumption, mobile gas detector for rapid detection of gas concentration. It can detect 1~4 kinds of gas at the same time at most. It widely apply to petroleum, chemical industry, pipe network inspection, medicine, environmental protection, storage and other occasions that need to detect gas concentration. We provide gas detector OEM/ODM serves.DIS104K-Sdisplay the concentration in real time and record storage. MS104K-S is a compact, ultra-low power consumption, mobile gas detector for rapid detection of gas concentration. Feature Protection levelI P65, up to IP68 needs special treatment, waterproof splash, dust proof, explosion-proof, shock proof, intrinsically safe circuit design, anti-static, anti-electromagnetic interference. Small size, light weight, easy to carry. Using 11800mA power battery, can work for along time, stand by time of 1year, rechargeable. Up to 1~4 kinds of gases can be detected at the same time, free switching of units. Optional units: umol/mol, PPM, mg/m3, Vol%, LEL%, PPHM, PPB. Stand by time: one year, including flammable duration: 100hours, without flammable:400hours. Support infrared, Blue tooth, LOLA, NB-IOT wireless interconnection function. DIS104K-S can apply to petroleum, chemical industry, pipe network inspection, medicine, environmental protection, storage and other occasions that need to detect gas concentration.

Type Carbon monoxide detector CO
Detection Range: 0-500, 1000, 2000ppm Other ranges can be customizedResolution:0.01ppm or 0.0001ppm(0-10ppm)0.01ppm(0-100ppm) Other ranges can be customized Detection principle: High performance, online detection and analysis, Completely resistant to hydrogen interference Depending on the types of gas, range, field environment and user demand, sensor can be customized.Sensor service life: Electrochemical principle: 2-3 years;Infrared principle:5-10 years;Thermal conductivity:5 years
Allowable error ≤3% F.S (other or higher precision levels can be customized)Linearity:≤±2%
Repeatability: ≤±2%
Uncertainty: ≤±2%
Response time: T90≤30SECONDSWorking environment Temperature: -40 deg C±70degC, humidity:<=10-95% RH (regular)
Working voltage: 12-30VDC direct current the standard power supply for a single equipment is 24v, DC stabilized voltage switching power supply of 1A or greater than 1APower supply reference: 24V,2.1A is possible to drive 40 units of toxic gas detector, or15 units if flammable, infrared gas detector.
Working method: Fixed type installation, online detection, diffusion type measurementProtection level:IP65 Explosion proof mark Exd CT6, certificate number: CNEx15.1283Exterior dimensions:233×205×65mm(L×H×W) Weight 1.0KgStandard accessories:Manual, qualification certificate, warranty card, outer packaging box

TypeNitrogen dioxide detector NO2 Detection Range 0-20, 50, 100 ppm,500 Other ranges can be customizedResolution0.01ppm or 0.0001ppm(0-10ppm)0.01ppm(0-100ppm)Other ranges can be customized Detection principle High performance, online flue gas detection and analysis, high concentration and short life, high concentration recommends using differential UV analyzer. Depending on the types of gas, range, field environment and user demand, sensor can be customized.Sensor service lifeElectrochemical principle: 2-3 years;Infrared principle:5-10 years;Thermal conductivity:5 years Allowable error ≤3% F.S (other or higher precision levels can be customized)Linearity≤±2% Repeatability ≤±2% Uncertainty ≤±2% Response time T90≤30SECONDSWorking environmentTemperature: -40 deg C±70degC, humidity:<=10-95% RH (regular) Working voltage 12-30VDC direct current the standard power supply for a single equipment is 24v, DC stabilized voltage switching power supply of 1A or greater than 1APower supply reference24V,2.1A is possible to drive 40 units of toxic gas detector, or15 units if flammable, infrared gas detector. Working method Fixed type installation, online detection, diffusion type measurementProtection levelIP65 Explosion proof mark Exd CT6, certificate number: CNEx15.1283Exterior dimensions233×205×65mm(L×H×W) Weight 1.0KgStandard accessoriesManual, qualification certificate, warranty card, outer packaging box

Type Ethylene sensor(C2H4)
Detection Range 0-5000, 10000ppm, 3%, 20, 50%, 100%Vol Other ranges can be customizedResolution 0.01ppm or 0.0001ppm(0-10ppm)0.01ppm(0-100ppm)Other ranges can be customized Detection principle Infrared, 1% high precision, 10 years, long optical path and high resolution, used with pre-processing system or filterSensor service life Electrochemical principle: 2-3 years;Infrared principle:5-10 years;Thermal conductivity:5 years Allowable error ≤3% F.S (other or higher precision levels can be customized)Linearity ≤±2% Repeatability ≤±2% Uncertainty ≤±2% Response time T90≤30SECONDSWorking environment Temperature: -40 deg C±70degC
humidity:<=10-95% RH (regular) Working voltage 12-30VDC direct current the standard power supply for a single equipment is 24v, DC stabilized voltage switching power supply of 1A or greater than 1APower supply reference 24V,2.1A is possible to drive 40 units of toxic gas detector, or15 units if flammable, infrared gas detector. Working method Fixed type installation, online detection, diffusion type measurementProtection level IP65 Explosion proof mark Exd CT6, certificate number: CNEx15.1283Exterior dimensions 233×205×65mm(L×H×W) Weight 1.0KgStandard accessoriesManual, qualification certificate, warranty card, outer packaging box

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Ultra-low power consumption design

Diffusion measurement

Unit free switching, unit selectable: umol/mol, ppm, mg/m3, VOL%, LEL%.

Size: 86 x 62 x 39 mm 

Weight: 120 g

Temperature rating T4, -20°C ≤ Tamb ≤ +60°C

Explosion-proof level: II 1 G Ex ia IIC T4 Ga

100,000.00 Event logger

Data recovery function , can partially or fully restore the factory data.

Communication interface: infrared, option: Bluetooth

IP rating: IP68,anti-rain and immersion, dustproof

Battery capacity 1600mAH, charge-free, standby 1-2 years

Large LCD, 30% larger than most

Password protection

Adjustable Low, High, TWA & STEL alarm, low battery, fell-down alarm

Sensors for over 20 chemicals in 24 concentration ranges

2-year typical operation

Misoperation recognition function, concentration calibration misoperation is automatically recognised and blocked.

Zero point auto-tracking, avoid zero point drift

Multi-level calibration of the target point to ensure the linearity and accuracy of the measurement.

Intrinsically safe circuit design Explosion-proof, shock-proof, anti-static, anti-radiation.

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Type Carbon dioxide detector (CO2)
Detection Range:0-2000, 5000, 50000ppm, 20, 50, 100%Vol 0-500, 2000, 5000, 50000ppm, 20, 50, 100%Vol 0-20%,50%,100%Vol Other ranges can be customizedResolution:0.01ppm or 0.0001ppm(0-10ppm)0.01ppm(0-100ppm) Other ranges can be customized Detection principle: Conventional infrared, 3% accuracy Infrared, 1% high accuracy single gas environment Thermal conductivity, high pressure resistance, response time of 5 seconds, single gas environment Depending on the types of gas, range, field environment and user demand, sensor can be customized.Sensor service life: Electrochemical principle: 2-3 years;Infrared principle:5-10 years;Thermal conductivity:5 years
Allowable error: ≤3% F.S (other or higher precision levels can be customized)Linearity ≤±2%
Repeatability: ≤±2%
Uncertainty: ≤±2%
Response time: T90≤30SECONDSWorking environment Temperature: -40 deg C±70degC, humidity:<=10-95% RH (regular)
Working voltage: 12-30VDC direct current the standard power supply for a single equipment is 24v, DC stabilized voltage switching power supply of 1A or greater than 1APower supply reference: 24V,2.1A is possible to drive 40 units of toxic gas detector, or15 units if flammable, infrared gas detector.
Working method: Fixed type installation, online detection, diffusion type measurementProtection level:IP65 Explosion proof mark Exd CT6, certificate number: CNEx15.1283Exterior dimensions:233×205×65mm(L×H×W)
Weight: 1.0KgStandard accessories:Manual, qualification certificate, warranty card, outer packaging box

Type Carbon Monoxide Sensor (CO) Detection Range 0-500, 1000, 2000, 5000, 10000ppm Other ranges can be customizedResolution 0.01ppm or 0.0001ppm(0-10ppm) 0.01ppm(0-100ppm)Other ranges can be customized
Detection principle Conventional infrared, 3% accuracy, 5 years, harsh environment, easy to be polluted by the optical path, high-performance long optical path infrared should be selected, used with the pre-processing systemSensor service life Electrochemical principle: 2-3 years;Infrared principle:5-10 years;Thermal conductivity:5 years Allowable error ≤3% F.S (other or higher precision levels can be customized)Linearity ≤±2% Repeatability ≤±2% Uncertainty ≤±2%
Response time T90≤30SECONDSWorking environment Temperature: -40 deg C±70degC, humidity:<=10-95% RH (regular) Working voltage 12-30VDC direct current the standard power supply for a single equipment is 24v, DC stabilized voltage switching power supply of 1A or greater than 1APower supply reference 24V,2.1A is possible to drive 40 units of toxic gas detector, or15 units if flammable, infrared gas detector.
Working method Fixed type installation, online detection, diffusion type measurementProtection level IP65 Explosion proof mark Exd CT6, certificate number: CNEx15.1283Exterior dimensions 233×205×65mm(L×H×W) Weight 1.0KgStandard accessories Manual, qualification certificate, warranty card, outer packaging box

Our Hydrogen Sulfide (H₂S) Sensor delivers accurate, real-time gas detection for industrial safety. Compact, reliable, and easy to install, it ensures early warning and protection against hazardous H₂S exposure.

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location

Safe and Reliable:

• Anti-Surge
• Anti-Reverse Conneciont
• Sound Light Alarm
• Lightning Protection
• Overvoltage Protection

Multi- Protection Design:

• Die Cast Aluminum Shell
• Dustproof
• Waterproof
• Explosion Proof

LOT Modules(Optional):

• Bluetooth Transmission
• LORA Transmission
• 4G Transmission
• WiFi Transmission
• GPS Location