Mukta Instruments

Gas Detected: O2, NH3, CH4 , O3, CL2
Sampling:Diffusion
Measurement Range:
• NH3: 0-100 PPM
• CL2: 0-20 PPM
• O2: 0-30% VOL
• CH4: 0-100% LEL
• O3: 0-50 ppm
Display: 128 x 128 LCD dot matrix
Alarm Features: Sound, light, and vibration alerts
Battery: 3.7V, 2300mAh; 14h use
Temperature Range: -20°C to 50°C
Humidity Range: 0-95% RH (non-condensing)
Dimensions: 131 x 83 x 35 mm
Weight: 240 g
Language: English 

1.Detected Gas: O₂, H₂S, NH₃
2.Detection Principle: Electrochemical (O₂, H₂S, NH₃)
3.Measurement Range:
 - O₂: 0–30% VOL
 - H₂S: 0–200 ppm
 - NH₃: 0–100 ppm
4.Precision: ±5% F.S.
5.Display: Monochrome dot matrix 128×128 LCD graphic display
6.Backlight: Backlight duration is configurable. Automatically turns on during an alarm.
7.Data Recording: Storage capacity of over 100,000 records. Interval time can be set from 10 to 3600 seconds (optional function).
8.Alarm Recording: Can store up to 10,000 alarm records. Records can be viewed on the device (optional function).
9.Language: English
10.Alarm Type: Sound, light, and vibration
11.Battery: 3.7V rechargeable lithium battery, 2300mAh capacity
12.Working Time:
 - Up to 14 hours continuously (with standard 4-gas configuration)
 - Up to 200 hours (without LEL sensor)
13.Charger: Travel charger with USB interface
 Charging Time: 4–6 hours
14.Explosion-Proof Grade: Ex ia ⅡC T3
15.Protection Grade: IP65
16.Working Temperature: -20℃ to +50℃
17.Working Humidity: 0–90% RH (non-condensing; a filter dryer is needed in high-humidity environments)
18.Housing Material: ABS with leather case
19.Dimensions: 131 × 83 × 35 mm (L × W × H)
20.Weight: 240 g

1.Sampling Method: Diffusion
Detected Gases: O₂, O₃Measurement Range:

• O₃: 0–50 ppm
• O₂: 0–30% VOL

2.Display: Monochrome dot matrix LCD, 128×128 pixels, graphic display.
3.Backlight: Backlight duration is configurable. It turns on automatically when an alarm is triggered.
4.Data Recording: Storage capacity exceeds 100,000 records.
5.Interval Time: Configurable from 10 to 3600 seconds (optional function at additional cost).
6.Alarm Recording: Can store up to 10,000 alarm records. Records can be viewed on the device.Language: English
7.Alarm Types: Audible, visual (light), and vibration.
8.Battery: 3.7V rechargeable lithium battery with a capacity of 2300mAh.
9.Working Time:

• Up to 14 hours continuously (with common 4-gas configuration)
• Up to 200 hours (without LEL sensor)Charger: Travel charger with USB interface

10.Charging Time: 4–6 hours
11.Explosion-Proof Rating: Ex ia ⅡC T3Protection Grade: IP65
12.Operating Temperature: -20℃ to +50℃Operating Humidity: 0–90% RH (non-condensing; a filter dryer is required in high-humidity environments)
13.Housing Material: ABS with leather caseDimensions: 131 × 83 × 35 mm (L × W × H)Weight: 240 g

1. Sampling & Measurement
• Sampling Method: Diffusion
• Detected Gas: LPG Gas
• Measure Range: 0 - 100% LEL

2. Display & User Interface
• Display: Monochrome dot matrix, 128×128 LCD graphic display
• Backlight: Time of backlight is settable, auto-on during alarms

3. Data Logging & Connectivity
• Data Recording: Storage capacity of over 100,000 sets, interval time ranges from 10 to 3600 seconds (Optional function at extra cost)
• Alarm Recording: Can record up to 10,000 alarm records, which can be checked on the device (Optional function)

4. Language & Alarm
• Language: English
• Alarm Type: Sound, light, vibration

5. Power & Battery
• Battery: 3.7V rechargeable lithium battery, 2300mAh capacity
• Working Time: 14 hours continuous operation
• Charger: Travel charger with USB, charging time: 4-6 hours

6. Environmental Conditions
• Explosion-Proof Grade: ExiaⅡCT3
• Protection Grade: IP65 (Dustproof and waterproof)
• Working Temperature: -20℃ to 50℃
• Working Humidity: 0 - 90% RH (Non-condensing, a filter dryer is needed in high humidity environments)

7. Housing & Dimensions
• Housing Material: ABS + leather case
• Dimensions: 131×83×35 mm (L×W×H)
• Weight: 240 g

Multi-Gas Detector

• Gases: O₂, CO, H₂
• Range: O₂: 0-30% VOL, CO: 0-2000 ppm, H₂: 0-5000 ppm
• Precision: ±5% F.S.
• Display: 128x128 LCD
• Battery: 3.7V, 2300 mAh; 14h runtime
• Charging: USB; 4-6h
• Explosion-Proof: ExiaⅡCT3
• Protection: IP65
• Temp: -20°C to 50°C
• Size: 131 x 83 x 35 mm
• Weight: 240 g

Gas Detected: O2

Detection Principle: Electrochemical

Measure range: 0-25%, 30%Vol

Precision: 3%F.S

Unit: ppm, mg/m3, %VOL， %LEL

Display:  Monochrome dot matrix 128*128 LCD graphic display.

Backlight: Time of backlight is settable, when alarm the backlight will be auto on.

Data Logging：100000 readings. Interval time ranges from 10~3600 seconds are settable. (Optional function)

Event logging: 100 event records can be checked on device

Language:  English

Alarm type: sound, light, vibration.

Battery: 3.7V rechargeable lithium battery, with capacity of 2500mAh.

Working Time: 14h continuously (common 4 gases). 200h(without LEL sensor)

Charger: Travel charger. Charging time: 4~6h

Explosion-proof grade: Ex iaⅡCT4

Protection grade：IP65

Working temperature: 10℃～50℃

Working humidity: 15-95%%RH

Housing Material: ABS+ leather case

Dimension：131*83*35mm（length*width*height）

Weight： 240g

Gas Detected: H2

Detection Principle: Electrochemical

Measure range: 0-100% LEL

Precision: 3%F.S

Unit: ppm, mg/m3, %VOL， %LEL

Display:  Monochrome dot matrix 128*128 LCD graphic display.

Backlight: Time of backlight is settable, when alarm the backlight will be auto on.

Data Logging：100000 readings. Interval time ranges from 10~3600 seconds are settable. (Optional function)

Event logging: 100 event records can be checked on device

Language:  English

Alarm type: sound, light, vibration.

Battery: 3.7V rechargeable lithium battery, with capacity of 2500mAh.

Working Time: 14h continuously (common 4 gases). 200h(without LEL sensor)

Charger: Travel charger. Charging time: 4~6h

Explosion-proof grade: Ex iaⅡCT4

Protection grade：IP65

Working temperature: 10℃～50℃

Working humidity: 15-95%%RH

Housing Material: ABS+ leather case

Dimension：131*83*35mm（length*width*height）

Weight： 240g

• Gas Detected: CL₂
• Detection Principle: Electrochemical
• Measurement Range: 0–10, 20, 50, 100 PPM
• Resolution: 0.1 PPM
• Precision: ±3% F.S
• Unit: ppm, mg/m³, %VOL, %LEL
• Display: Monochrome dot matrix 128×128 LCD graphic display
• Backlight: Settable time; auto-on during alarm conditions
• Data Logging: 100,000 readings (optional); interval settable from 10–3600 seconds
• Event Logging: 100 event records viewable on device
• Language: English
• Alarm Type: Sound, light, vibration
• Battery: 3.7V rechargeable lithium battery, 2500mAh capacity
• Working Time: 14h continuously (common 4 gases), 200h (without LEL sensor)
• Charger: Travel charger
• Charging Time: 4–6h
• Explosion-Proof Grade: Ex iaⅡCT4
• Protection Grade: IP65
• Working Temperature: 10℃–50℃
• Working Humidity: 15–95% RH
• Housing Material: ABS + leather case
• Dimensions: 131×83×35 mm (L×W×H)
• Weight: 240 g

Gas Detected: CO
Detection Principle: Electrochemical 
Measure range: 0-500、1000、2000ppm
Precision: 3%F.SUnit: ppm, mg/m3, %VOL， %LEL
Display:  Monochrome dot matrix 128*128 LCD graphic display.
Backlight: Time of backlight is settable, when alarm the backlight will be auto on.
Data Logging：100000 readings. Interval time ranges from 10~3600 seconds are settable. (Optional function)
Event logging: 100 event records can be checked on device
Language:  English
Alarm type: sound, light, vibration.
Battery: 3.7V rechargeable lithium battery, with capacity of 2500mAh. 
Working Time: 14h continuously (common 4 gases). 200h(without LEL sensor)
Charger: Travel charger.
Charging time: 4~6h
Explosion-proof grade: Ex iaⅡCT4 
Protection grade：IP65
Working temperature: 10℃～50℃
Working humidity: 15-95%%RH
Housing Material: ABS+ leather case
Dimension：131*83*35mm（length*width*height）
Weight： 240g

MI-1200H
Gas Detected: LEL
Detection Principle: Electrochemical Catalytic Combustion
Measure range: 0-100%LEL、5%Vol
Resolution: .1% LEL
Precision: 3%F.S
Unit: ppm, mg/m3, %VOL， %LEL
Display:  Monochrome dot matrix 128*128 LCD graphic display.
Backlight: Time of backlight is settable, when alarm the backlight will be auto on.
Data Logging：100000 readings. Interval time ranges from 10~3600 seconds are settable. (Optional function)
Event logging: 100 event records can be checked on device
Language:  English
Alarm type: sound, light, vibration.
Battery: 3.7V rechargeable lithium battery, with capacity of 2500mAh. 
Working Time: 14h continuously (common 4 gases). 200h(without LEL sensor)
Charger: Travel charger.
Charging time: 4~6h
Explosion-proof grade: Ex iaⅡCT4 
Protection grade：IP65
Working temperature: 10℃～50℃
Working humidity: 15-95%%RH
Housing Material: ABS+ leather case
Dimension：131*83*35mm（length*width*height）
Weight： 240g

MODEL:MI1200

1. Sampling method: Diffusion

2. Detected gas: CH4(METHANE)

3. Detection principle: catalytic combustion

4. Measure range: CH4 0-50000PPM: Resolution 1PPM

5. Precision: 5% F.S.

6. Display: Monochrome dot matrix 128*128 LCD graphic display.

7. Backlight: Time of backlight is settable, when alarm the backlight will be auto on.

8. Data recording: Storage capacity of over one hundred thousand sets. Interval time ranges from 10~3600 seconds are settable. (Optional function)

9. Alarm recording: can record 10000 set alarm records, the record can be checked on the device. (Optional function)

10. Language: English

11. Alarm type: sound, light, vibration.

12. Battery: 3.7V rechargeable lithium battery, with a capacity of 2300mAh.

13. Working Time: 14h continuously (common 4 gases). 200h(without LEL sensor)

14. Charger: travel charger with USB. Charging time: 4~6h

15. Explosion-proof grade: ExiaⅡCT3

16. Protection grade: IP65

17. Working temperature: -20℃～50℃

18. Working humidity: 0-90%RH (Non-condensing, a filter dryer is needed in an environment of humidity

19. Housing Material: ABS+ leather case

20. Dimension: 131*83*35mm（length*width*height)

21. Weight: 240g

•Sampling Method: Diffusion
•Detected Gases: CO, H₂S, O₂, LEL
•Detection Principle:
  •CO, H₂S, O₂: Electrochemical
  •LEL: Catalytic combustion
•Measurement Range:
  •CO: 0–1000 ppm
  •H₂S: 0–100 ppm
  •O₂: 0–30% VOL
  •LEL: 0–100% LEL
•Resolution:
  •CO: 1 ppm
  •H₂S: 0.01 ppm
  •O₂: 0.01% VOL
  •LEL: 1% LEL
•Precision: ±5% F.S.
•Unit: ppm, mg/m³, %VOL (ppm and mg/m³ switchable; auto conversion supported)
•Display: Monochrome dot matrix LCD (128×128 graphic display)
•Backlight: Settable duration; activates during alarm
•Data Recording:
  •Storage capacity: >100,000 sets
  •Interval time: 10–3600 seconds (settable, optional)
•Alarm Recording:
  •Stores up to 10,000 alarm records (viewable on device, optional)
•Language: Chinese/English
•Alarm Type: Sound, light, vibration
•Battery: 3.7V rechargeable lithium battery, 2300 mAh
•Working Time:
  •14 hours continuous (with standard 4 gases)
  •200 hours (without LEL sensor)
•Charger: USB travel charger; charging time: 4–6 hours
•Explosion-Proof Grade: ExiaⅡCT3
•Protection Grade: IP65
•Working Temperature: -20℃ to +50℃
•Working Humidity: 0–90% RH (non-condensing; filter dryer needed if >90%)
•Housing Material: ABS + leather case
•Dimensions: 131 × 83 × 35 mm (L × W × H)
•Weight: 240 g

1. Measurement & Sensor
• Sampling Method: Diffusion
• Detected Gas: NO₂ (Nitrogen Dioxide)
• Detection Principle: Electrochemical
• Measurement Range: 0-100 PPM
• Precision: ±5% F.S.
2. Display & Alarm System
• Display: Monochrome dot matrix 128×128 LCD graphic display
• Backlight:-Adjustable backlight time-Auto-on during alarm
• Alarm Type: Sound, light, vibration
3. Data Storage & Recording
• Data Recording:-Storage capacity of over 100,000 sets-Settable interval time (10~3600 seconds) (Optional function)
• Alarm Recording:-Stores up to 10,000 alarm records-Records can be reviewed on the device (Optional function)
• Language: English
4. Power & Charging
• Battery: 3.7V rechargeable lithium battery (2300mAh capacity)
• Working Time:-14 hours continuously (common 4 gases)-200 hours (without LEL sensor)
• Charger: Travel charger with USB
• Charging Time: 4-6 hours
5. Environmental & Safety Ratings
• Explosion-Proof Grade: ExiaⅡCT3
• Protection Grade: IP65
• Operating Temperature: -20℃ to 50℃
• Working Humidity:-0-90% RH (Non-condensing)-A filter dryer is required in high-humidity environments
6. Physical & Design Features
• Housing Material: ABS + leather case
• Dimensions: 131×83×35 mm (L×W×H)
• Weight: 240g

1.Sampling: Diffusion
2.Measure range: C6H14: 0-100%LEL
3.Sensor: catalytic combustion
4. Data logging: Data logging with adjustable interval, and available for data downloading to PC through USB cable.
5.Precision: ≤±3%F.S. (higher precision is available)
6. Zero shift: ≤±1%（F.S./year）
7.Display: LCD dot matrix display, with display of gas type, real time gas concentration, gas unit.
8.Backlight: Time of backlight is settable, when alarm the backlight will be auto on.
9.Temperature: -20℃～50℃
10. Humidity: 0-95%RH (non-condensing)
11. Explosion-Proof: ExiaⅡCT3
12.Degree of protection : IP65
13. Alarm: Sound: 85dBLight: LED, low alarm: blue, high alarm: redAlarm point is settable according to customer requirement.
14. Battery : 3.6V 2300mAh lithium polymer rechargeable battery, for toxic gas: 14h continuously, for combustible gas: 10 h continuously, charging time: 4-6 h
15. Dimensions : 131x83x35mm
16. Weight : 240g
17. Approval : CE, CNEX explosion proof certificate

Gas Detected: H2S
Detection Principle: Electrochemical 
Measure range: 0-50、100、200ppm
Precision: 3%F.S
Unit: ppm, mg/m3, %VOL， %LEL
Display:  Monochrome dot matrix 128*128 LCD graphic display.
Backlight: Time of backlight is settable, when alarm the backlight will be auto on.
Data Logging：100000 readings. Interval time ranges from 10~3600 seconds are settable. (Optional function)
Event logging: 100 event records can be checked on device
Language:  English
Alarm type: sound, light, vibration.
Battery: 3.7V rechargeable lithium battery, with capacity of 2500mAh. 
Working Time: 14h continuously (common 4 gases). 200h(without LEL sensor)
Charger: Travel charger.
Charging time: 4~6h
Explosion-proof grade: Ex iaⅡCT4 
Protection grade：IP65
Working temperature: 10℃～50℃
Working humidity: 15-95%%RH
Housing Material: ABS+ leather case
Dimension：131*83*35mm（length*width*height）
Weight： 240g

• Model: MI-1200H
• Gas Detected: LEL
• Detection Principle: Electrochemical Catalytic Combustion (LEL), CO: 0–1000 ppm
• Measurement Range: 0–100% LEL
• Resolution: 0.1% LEL (EX)M
• Precision: ±5% F.S
• Unit: ppm, mg/m³, %VOL
• Display: Monochrome dot matrix 128×128 LCD graphic display
• Backlight: Settable backlight duration; auto-on when alarm triggers
• Data Logging: 100,000 readings (optional); interval settable from 10–3600 seconds
• Event Logging: 100 event records viewable on device
• Language: English
• Alarm Type: Sound, light, vibration
• Battery: 3.7V rechargeable lithium battery, 2500mAh
• Working Time: 14h continuously (common 4 gases), 200h (without LEL sensor)
• Charger: Travel charger
• Charging Time: 4–6h
• Explosion-Proof Grade: Ex iaⅡCT4
• Protection Grade: IP65
• Working Temperature: 10℃–50℃
• Working Humidity: 15–95% RH
• Housing Material: ABS + leather case
• Dimensions: 131×83×35 mm (L×W×H)
• Weight: 240 g