Overview

Portable Multi Gas Detector LMMGD-C101 detects O₂, CO, H₂S, CH₄ gases. It features built-in pump suction measurement with one-click switch to diffusion mode for flexible detection. Equipped with plug-and-play digital sensors, it allows easy replacement without manual calibration. Integrates color LCD screen for clear visualization of concentration, status, and alarms. Our Detector is ideal for gas monitoring in chemical, pharmaceutical, and confined environments.

Features :

Shockproof casing

Real-time readings

Five-button interface

Curve and bar graphs

Unit switch function

Alarm tone selection

LED lighting

Specifications :

Gas Detected	O₂, CO, H₂S, CH₄
O2 Detection Range	0 to 30%VOL, ±0.01%VOL
Co Detection Range	0 to 2000ppm, ±1ppm
H2s Detection Range	0 to 100ppm, ±0.1ppm
Ch4 Detection Range	0 to 100%LEL, ±0.1%LEL
Tracer Gases	Toxic gas, oxygen, carbon dioxide, combustible gas, VOC, etc.
Detection Principle	Electrochemistry, catalytic combustion, infrared, thermal conductivity, PID photoionization
Respond Time	Less than or equal to 20 seconds
Detection Mode	Pumped and diffusion type
Probe Type	Swan neck probe
Probe Length	0.2m
Accuracy	Less than or equal to ±3% (F.S)
Display	2.4-inch LCD backlight display
Working Temperature	-20 to 55℃ or -40 to 70℃
Relative Humidity	10 to 95%RH
Alarm Mode	Sound, light, vibration and human voice alarm
Alarm Type	LA, HA, STEL, TWA
Alarm Sound	Greater than 95dB at 30cm
Data Storage	1,000,000 pieces
Communication Mode	USB cable
Protocols	HTTP, MQTT, TCP, UDP
Protection Grade	IP67
Explosion Proof Grade	Exia IIC T4 Ga
Charging Port	Type C
Battery	7.4V, 2700mAh rechargeable polymer battery
Power Supply	7.4VDC
Dimension	148×85×50 mm
Weight	430g
Gross Weight	5 kg

Standard Accessories :

Model No.	Accessory name
LMMGD-C101-C1	Charger (including data cable)
LMMGD-C101-S1	Safety box
LMMGD-C101-T1	Three-way fittings
LMMGD-C101-F1	Filter
LMMGD-C101-S2	0.2-meter swan neck sampling prob

Optional Accessories :

Model No.	Accessory Name
LMMGD-C101-P1	External Bluetooth printer
LMMGD-C101-F2	Filters
LMMGD-C101-P1	Extendable probe (0.9m)
LMMGD-C101-P2	Stainless steel probe (0.4m)

Applications :

Portable Multi Gas Detector LMMGD-C101 is applied for gas monitoring in chemical plants, pharmaceuticals, water treatment, cold storage, telecom, laboratories, archaeology, brewing, and other confined or hazardous industrial environments.