4 in 1 Multi Gas Detector Gas Monitor Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL gas analyzer meter 4 in 1 O2 LEL CO H2S Gas analyzer
GVDA Digital Multimeter is an Professional Multimeter which can measure AC and DC voltage, AC and DC current, resistance, capacitance, continuity, diode, NCV,etc.; It is the best choice for professional electrician, engineer, electronic enthusiast or family use.
Features
1.Detect 4 kinds of gas: carbon monoxide(CO), hydrogen sulfide(H₂S), oxygen(O₂) and combustible gas(LEL).
2.Continuously monitor the CO, H₂S, O₂ and LEL gas concentration in the surrounding environment with professional and accurate measurement.
3.Sound & light vibration alarm works when one of the CO, H₂S, O₂ & LEL gas concentration reaches the level of the alarm.
4.Can set automatic shutdown time and concentration of alarm value.
5.Large color LCD display with backlight for easy reading.
6.Can connect to a sampling pump to operate in closed place.
7.Can be widely used in shipping, mining, oil exploitation, chemical, gas pipeline, tunnel construction, coal, metallurgy, paper, fire, municipal, textile and other industries.
Specification
Model number | ||
Operation current | 230mA | Operation current |
Operation voltage | 3.7V | Operation voltage |
Battery type(include) | BL-9C Rechargeable battery | Battery type(include) |
Operation humidity | 15%-95% | Operation humidity |
Storage temperature | 0-40°C | Storage temperature |
Short circuit current | ||
Maximum open circuit voltage | ≤4.2V | |
Display Type | Segment type LCD | |
Operation temperature | -10°C-50°C | |
Weight | 360 gram | |
Battery working runtime | 6 hours(no alarm) | |
Detection Gas | Carbon Monoxide(CO, Hydrogen Sulfide(H2S), Oxygen(O2), Combustible Gas(LEL) | |
Resolution | CO: 1ppm, H2S: 1ppm, O2: 0.1%VOL, LEL: 1%LEL | |
Warm up time | < 20 Seconds | |
Dimension | 75*138*43 MM | |
Package | 1*Multi-Gas meter | |
1*Instruction manual | ||
1*Charging adapter | ||
1*USB cable | ||
1* Calibrated Certification | ||
Model number | ST8900 | |
Operation current | 230mA | |
Operation voltage | 3.7V | |
BL-9C Rechargeable battery | ||
15%-95% | ||
0-40°C | ||
≤3A | ||
Product Details
4 in 1 O2 LEL CO H2S Gas analyzer
Built-in Rechargeable Battery
Sound and Light Alarm
Product Introduction
Product Size
Packing Contents
FAQ
1. Q: How can we ensure quality?
A: We have a strict engineering system. The R&D team makes the sample first and have professional debugging before mass production. Each product needs to be tested through multiple processes, and finally entry into the inventory system.
2. Q: What’s the warranty of the product?
A: We offer 12month warranty. Our policy: Within the warranty period, If there is any quality problem, please send us photos to show the problem. And then we will decide to send you parts or you send the instrument back to us to repair or exchange. Please make sure to contact us first instead of sending it to us directly. You only need to pay double-run freight.
3. Q: What Shipping way Customer can choose?
A: DHL/FEDEX/UPS/EMS all is ok, it is base on Customer's prefer! and we can advise the suitable shipping way base on the customer's order q'ty!
4. Q: How to place an order?
a: send us an inquiry.
b: confirm your wanted products
c: confirm the price, freight and other details
d: complete the payment
e: we start production and arrange the shipment
f: you got your products
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