A miniature, value-priced, waterproof data logger for temperature and light monitoring applications; stores 52K measurements.
IMPORTANT INFORMATION
Requires HOBOware software and either an Optic USB Base Station or a HOBO Waterproof Shuttle (U-DTW-1).
HOBOware Pro is required when using the HOBO Waterproof Shuttle. See compatible items below.
VH400 Soil Moisture Sensor Probe Specifications
Power consumption: < 13mA
Supply Voltage: 3.5V to 20 VDC.
Dimensions See drawing.
Power on to Output stable: 400 ms
Output Impedance: 10K ohms
Operational Temperature: -40ºC to 85ºC
Accuracy at 25°C: 2%
Output: 0 to 3V related to moisture content
Shell Color: Red
Voltage Output Curves: Curves, Piecewise...
300-BNC Sensor Head Adapter
This adapter is used to connect conventional laboratory electrodes that have BNC and phono jack connectors to a sensor head and any of the WQ-300 series meters. It is compatible with the following:
3-in-1/Combination pH Electrodes and 300PH-2/300PH-5 Sensor Head
3-in-1/Combination ORP Electrodes and 300-O-2 ORP Sensor Head...
300-CA-C Calcium Ion Sensor Cartridge
Designed for calcium ion measurement. Compatible with 300-I-2 & 300-I-5 ion sensor heads and WQ-300 series smart handheld meters.
300-K-C Potassium Ion Sensor Cartridge
Designed for potassium ion measurement. Compatible with 300-I-2 & 300-I-5 ion sensor heads and WQ-300 series smart handheld meters.
300-NA-C Sodium Ion Sensor Cartridge
Designed for sodium ion measurement. Compatible with 300-I-2 & 300-I-5 ion sensor head and WQ-300 series smart handheld meters.
300-NH4-C Ammonium Ion Sensor Cartridge
Designed for ammonium ion measurement. Compatible with 300-I-2 & 300-I-5 ion sensor head and WQ-300 series smart handheld meters.
300-NO3-C Nitrate Ion Sensor Cartridge
Designed for nitrate ion measurement. Compatible with 300-I-2 & 300-I-5 ion sensor heads and WQ-300 series smart handheld meters.+-
514‐05 0.5% NaCl Standard Solution
For calibration point of LAQUAtwin Salt-22 and LAQUAtwin Salt-11 meter
Each bottle of calibration solution allows for approximately 30 calibrations
Volume of each bottle 14 ml
514-23 12.9 mS/cm Conductivity Standard Solution
514-23 Conductivity Standard Solution 12.9 mS/cm
6 bottles of 14 mL
For LAQUAtwin B-771, EC-11, EC-22, EC-33
514-50 NaCl Standard solution 5.0%, 6 x 14 ml
5.0% NaCl Standard Solution 514-50
6 bottles of 14 ml
For Cardy C-121 and LAQUAtwin B-721, Salt-11 and Salt-22
514‐22 Conductivity Standard 1413 uS/cm, 6 x 14 ml
For calibration point of LAQUAtwin EC-11, LAQUAtwin EC-22, LAQUAtwin EC-33 meter
Each bottle of calibration solution allows for approximately 30 calibrations
Volume of each bottle 14 ml
Set of 6 bottles
