BITMAIN ANTMINER 19 Series Installation Manual page 17

2.2 Requirements of Corrosive Gas
Corrosive Gas
H S
2
SO
2
Cl
2
NO
2
HF
NH
3
O
3
Note: ppb (part per billion) refers to the unit of concentration，1ppb stands for the volume ratio of
part per billion.
Unit
ppb
ppb
ppb
ppb
ppb
ppb
ppb
- 17 -
Concentration
< 3
< 10
< 1
< 50
< 1
< 500
< 2
S19 Pro Server Installation Guide