4690:     4690 Series Turbidity Analyser
0:     Analyser Type: None
0:     Voltage: None
2:     Communications: Additional Analogue Output
2:     Sensor Type: Flow through system: EPA 180.1
3:     Sensor Range: 0 ... 400 NTU
0:     Dry Secondary Standard: None
4:     Sensor Cable Length: 20 m
1:     Documentation Language: English
/STD:     Special: Standard