| INDUSTRY (FACILITY) |
SERVICE | PARAMETER | RANGE | BACKGROUND | TELEDYNE MODEL |
|---|---|---|---|---|---|
| Blast furnace | Upper portion of furnace / stack (Hot reducing atmosphere) |
Percent CO & CO2 Percent H2 |
0-40% 0-20% |
N2, H2, O2, H2Ov | 7500Z (Dual bench) 2000A |
| Pig Iron Production | aka - "Top Gas" | Percent O2 | 0-2, 0-5% | N2, CO / CO2, H2Ov | Series 3000P |
| Basic oxygen furnace - BOF | Oxidation of carbon in molten Pig Iron via addition of high purity O2 + steel making flux |
Percent CO & CO2 | 0-40% | N2, H2, O2, H2Ov | 7500Z (Dual bench) |
| Top Blown Furnace | Analysis point = duct above hood | Percent H2 Percent O2 |
0-10% 0-5% |
N2, H2, O2, H2Ov | 2000A Series 3000PB |
| Soaking pits Reheat furnace Steam boilers Galvinizing furnace |
Combustion efficiency | Percent O2, CO, combustibles | See Max 5 and 9000 series data sheets | Flue gas | Max 5 / Series 9000 |
| Coke oven for Benzene emissions control |
Coke plant storage tanks & coke oven gas before electrostatic precipitator Coke oven flues |
Percent O2 (for Benzene emissions control) Percent O2 and combustibles |
0-2, 0-10% 0-5% O2, Percent LEL |
Coke oven gas Coke oven flues |
3020P Max 5 / 9700 |
| Heat treating / annealing furnace | Hydrogen / N2 blanketing for colored oxide prevention |
PPM O2 Percent H2 |
0-10 ppm or less 0-5, 10, 20% H2 |
H2 / N2 N2 |
Series 3000T / 311 for spot checking Series 2000 |
| Hot strip mill | High temp furnace (1400C) O2 detection to prevent brittlement of steel slabs |
% O2 | 0-5. 0-10% | N2, H2Ov, CO2 | 9060Z extractive high temp probe and sample chamber with eductor |
| Dust collection system / baghouses - airleak detection | % O2 and/or CO | 0-5% O2 0-2000 ppm CO |
Air + dust from BOF, coke oven | Series 9000 7500Z NDIR |
|
| Continuous caster | On the caster or tundish Prevent slag oxidation of steel |
PPM O2 | 0-10, 0-100 ppm | N2 / Ar blanketing | 3000TA / 311 |
| Direct reduced iron | Multiple locations in plant | O2 / H2 / CO / CO2 | PPM and Percent levels | Process / Flue gas | 3000 / 2000 / 7500Z |
