GP-20S
- France NF-R 10-025 standard
- 2nd vessel filter
- High accurate smoke opacity measure
- Measuring display : Smoke Opacity (%), (K)(m¯¹)
- Auto average measuring
- 2 in 1 타입 : 매연농도 + RPM
- 2 in 1 type : smoke opacity + RPM
- Thermal printer included
- 7“ touch screen included