Probes

AquaCheck Classic Probe

The AquaCheck Classic soil moisture probe offers capacitance based soil moisture measurement offering up to six depths or sensors per probe. It requires an external logger or remote transmission unit and external power supply.

General Specifications:

  • A capacitance based continuous logging probe.
  • Probe lengths from 400mm to 1200mm.
  • Up to 6 soil moisture and 6 soil temperature sensors depending on the probe length.
  • Shaft diameter: 32mm.
  • Communication Interface options: Analog, SDI-12 (serial data interface, 1200bd), MODBUS, 2400bd
  • Compliancy: CE certified.

Technical Specifications:

  • Sensor reading count: approximately 32000 for air and 1000 in water.
  • Sensor resolution: Approximately 13 bits.
  • Temperature Sensor: 0-51 Deg C, steps of 0.2 Degrees.
  • External power supply required on Analogue, SDI-12, MODBUS versions.

AquaCheck Sub-surface Probe

The AquaCheck sub-surface soil moisture probe offers capacitance based soil moisture measurement offering up to six depths or sensors per probe. The probe is dependent on a compatible external logger or remote transmission unit and is available in either SDI-12 or MODBUS configurations.

General Specifications:

  • A capacitance based continuous logging probe.
  • Probe lengths from 400mm to 1200mm.
  • Up to 6 soil moisture and 6 soil temperature sensors depending on the probe length.
  • Shaft diameter: 32mm.
  • Up to 6 sensors or depths per probe.
  • Can be used for pastures or other sub-surface measurement applications.
  • Communication Interface options: SDI-12 (serial data interface, 1200bd), MODBUS, 2400bd
  • Compliancy: CE certified.
  • Supplied with a 5m 3-core cable.

Technical Specifications:

  • Voltage input: 4-12V for standard models; 9-16V option available on BASIC II (on request).
  • Power requirement: 10uA (0,01mA) during idle; 20mA for 2 seconds during measurement.
  • Sensor Spacing: 10cm or 20cm (fixed).
  • Sensor reading count: approximately 32000 for air and 1000 in water.
  • Sensor resolution: Approximately 13 bits.
  • Temperature Sensor: 0-51 Deg C, steps of 0.2 Degrees.
  • External power supply required.

AquaCheck Wireless Probe

The AquaCheck Wireless soil moisture probe offers capacitance based soil moisture measurement offering up to six depths or sensors per probe. This version of the probe is equipped with on-board memory and a battery pack. Data sampling can be set at intervals of 15, 30 or 60 minutes.  Battery life of up to 18 months can be expected. The data can be uploaded using the AquaCheck wireless hand logger or an adjacent PRO II RTU (remote transmission unit).

General Specifications:

  • A capacitance based continuous logging probe.
  • Probe lengths from 400mm to 1200mm.
  • Up to 6 soil moisture and 6 soil temperature sensors depending on the probe length.
  • Shaft diameter: 32mm.
  • Data Storage Capacity on ACBIIW: 2047 logs (21 days on 15 min interval or 42 days on 30 min interval).
  • Communication Interface options: Short range proprietary RF at 868 MHz – 10mW power output, Communication with the AquaCheck data logger or AquaCheck PRO II RTU.
  • Compliancy: CE certified

Technical Specifications:

  • Serial Cable Option: 5m 3-core 0,5mm cable, but requires a separate accessory board.
  • Voltage input: 4-12V for standard models; 9-16V option available on BASIC II (on request).
  • Power requirement: 10uA (0,01mA) during idle; 20mA for 2 seconds during measurement.
  • Sensor Spacing: 10cm or 20cm (fixed).
  • Sensor reading count: approximately 32000 for air and 1000 in water.
  • Sensor resolution: Approximately 13 bits.
  • Temperature Sensor: 0-51 Deg C, steps of 0.2 Degrees.
  • Battery supply: 2x 3.6V Lithium-Ion batteries connected to a 14-pin accessory board.
  • Accessory options: available for Rain Gauge pulses and PlantSenseTM dendrometer with connections via 8-way Bulgin connector or direct to accessory board.