Delta-T HH2 - Technical Reference; Specifications and Memory

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Technical Reference Moisture Meter User Manual 4.0
Technical Reference
Specifications
Soil moisture range
Zero to saturation, 0 to 1500 mV
Measurement
Accuracy
± (0.13% of mV reading + 1.0mV)
Resolution
1 mV
Memory Up to 5000 readings, see table - Maximum Number of
Readings on page 83
Battery
9V Alkaline Cell(PP3)
Battery Life 6500 readings for SM200 or ThetaProbe (typical)
4500 readings for Profile Probe and Equitensiometers
(typical)
Sealing/environment IP52 Protected from deposit of dust and water drops falling
at an angle of 15 degrees from the vertical on the front face
only.
Temperature range
0 - 40 °C.
Mechanical Shock Should survive a 1m fall, but there may be damage to the
sealing of the unit which could cause leakage of water and
subsequent failure.
EMC European Union EMC Directive 89/336/EEC,
See also Notices inside front cover & page 85
Size/Weight
150 x 80 x 40 mm, 450g.
Display Panel
16 x 2 character LCD with 7 button keypad
Connector 1 x male 25 pin D connector for RS232 link to PC and also
for connecting sensors. Complete with push-on protective
cap.
HH2Read PC software Data Collection software for Windows PC (95…XP) on 3.5"
disk. Enables data collection, saved to file in Comma
Separated Format.
Dataset Import Wizard: Simplifies importing data into
Microsoft Excel