| Model |
MD-801 |
| Measuring Gas |
Oxygen |
Combustible Gases |
Hydrogen Sulphide |
| Measuring Principle |
Galvanic cell |
Catalytic combustion |
Chronoamperometry |
| Measuring Range |
0 - 50.0vol% |
0 - 100%LEL |
0 - 50.0ppm |
| Resolution |
0.1vol% |
1%LEL |
0.1ppm |
| Accuracy |
Within ±0.5vol%O2 at below 25.0vol%; Within ±3.0vol%O2 at 25.0vol% and over |
Within ±10%LEL at below 100%LEL |
Within ±1.5ppm at below 30ppm; Within ±10% of the indication value at 30ppm and over |
| Display Method |
Digital liquid crystal |
| Alarm Setting |
18% or less |
20%LEL and over |
10ppm and over |
| Alarm Method |
LED Lamp, LCD display and buzzer |
| Response Time |
Within 15 seconds at 90% response |
| Power Source |
4 x "D"size alkaline dry batteries or AC 100V |
| Continuous Operation |
Approximately 35 hours with alkaline dry batteries |
| Power Alarm |
Lamp and buzzer |
| Operating Temperature Range |
-10 - 40℃ |
| Dimensions |
230(W)×165(H)×130(D)mm |
| Weight |
2.8kg (incdluing batteries and sensors) |
| Standard Accessories |
Gas sampling tube (8m) with float-type sampler, Carrying case |