Stevens Multi-Parameter Water Quality Sensors

Stevens offers the following sensors for multi-parameter water quality measurement applications. Please click on a sensor to find out more detailed information, or on a Hydrolab parameter for more information about a particular measurement.

	Model	Parameters	RS-232	SDI-12	4-20mA	Logging	Size - cm (L x D)	Size - inches (L x D)
Multi-Parameter Sensors

	Hydrolab DataSonde 5	Hach LDO (luminescent dissolved oxygen) Temperature Dissolved Oxygen Conductivity pH Depth/Vented Level Turbidity: Self-Cleaning Turbidity: 4-beam ORP Chlorophyll a Blue-Green Algae Rhodamine WT Total Dissolved Gas Ion-Selective Electrodes Li-Cor Ambient Light	X	X		X	58.4 x 8.9	23 x 3.5
	Hydrolab DataSonde 5X	Hach LDO (luminescent dissolved oxygen) Temperature Dissolved Oxygen Conductivity pH Depth/Vented Level Turbidity: Self-Cleaning ORP Chlorophyll a Blue-Green Algae Rhodamine WT Total Dissolved Gas Ion-Selective Electrodes Li-Cor Ambient Light	X	X		X	58.4 x 8.9	23 x 3.5

	Hydrolab MiniSonde 5	Hach LDO (luminescent dissolved oxygen) Temperature Dissolved Oxygen Conductivity pH Depth/Vented Level Turbidity: Self-Cleaning ORP Chlorophyll a Blue-Green Algae Rhodamine WT Total Dissolved Gas Ion-Selective Electrodes Li-Cor Ambient Light	X	X		X	74.9 x 4.4	29.5 x 1.75

	Hydrolab Quanta G	Temperature Dissolved Oxygen Conductivity pH Depth ORP		X		X	38.1 x 4.45	15 x 1.75

	Model	Parameters	RS-232	SDI-12	4-20mA	Logging	Size - cm (L x D)	Size - inches (L x D)
	Greenspan CTDP 300	EC, D, T, pH	X			X	50 x 6	19.7 x 2.4
	Greenspan CTDP 1200	EC, D, T, pH		X			50 x 6	19.7 x 2.4

Greenspan parameter specs:

	DO	DO	EC- Normalized- 25C	EC- NonNormalized	pH	TS	Temperature (T)	Pressure (D)
Ranges	0-20ppm	200% saturated	0–60, 000 uS	0–60, 000 uS	0–14	50–2000	0–50C	0–200 meters
Linearity	0.2ppm	1% FS	0.2% FS	0.2% FS	0.1% pH	3% FS	0.2C	0.02%
Accuracy	0.3ppm – 5-35C	2% FS 0–50C	1% FS 0–35C	0.7% FS 0–50C	0.7% FS 0–50C	3% FS	0.2C	0.07% FS 0–25C