1.measuring range:
solution oxygen: (0~20)mg/L
temperature: (0~40)°C
2. basic error
solution oxygen: ±0.3mg/L±1 bytes
temperature: ±1°C±1 bytes
3. residual current: 0.15mg/L
4.response time: 30s
5.stability: ±0.2mg/L±1 bytes/1h
6. automatic temperature compensation: (0~40)°C
