1. Dynamax Inc Houston, TX www.dynamax.com Turf Control System

2. Engineering Application Systems Dynamax turn key monitoring and control solutions for Engineering Applications: Meteorological Air, Water, & Environmental Quality Remediation & Compliancy Remote Access & Communications: Industrial communications 200 - 300 m RF (Line of Sight, 2 - 20 miles) RS-232, Cellular Modem, Direct Telephone, and Satellite Automated Unattended / or On-demand data collection Display results and status: Labview, with Custom Control Points, and Alarms

3. Our Strengths SOLUTIONS Instrumentation Integration Turnkey Creativity SERVICE Engineering Sales Applications Technical QA / Test QUALITY Test Materials Manufacturing

4. Meeting the Needs Dynamax has advanced measurement instrumentation and complete systems for monitoring Engineering Applications in: Turf, High Maintenance Sports Energy / Petrochemical Mining Civil Engineering Environmental Engineering.. and many others Phytoremediation / Hydrological Barrier Monitoring Soil Moisture / Groundwater Infiltration Monitoring Evaporation / Soil and Turf Monitoring Meteorological Measurements

5. Engineering Application Systems

6. Engineering Customers (partial listing) British Petroleum Bechtel – Jacobs Monsanto Golder Associates Levine & Fricke C. Faulkner Engineering CH2M – Hill Riverside County Municipal Waste District US Environmental Protection Agency Foster Wheeler Environmental Geomatrix Consultants KMA Environmental / Phytofarms Parson’s Engineering Shaw Environmental URS Corporation US Navy, US Air Force.. And many others

7. Evapotranspiration ETo is a reference of evaporative demand as determined by the prevailing weather conditions for turf. It can be related hourly or daily to water use rate and used to normalized data for day to day weather fluctuations Identify deviations from Healthy Growing Conditions Create an index for scheduling irrigations Calculate crop coefficients fro mwater consumption Eta = Kc * ETo

8. Intelimet Advantage Automatic integrated weather station with no moving parts Features & Benifits Specifications Lascano-VanBavel ET Basic System and sensors Weather Transmitter Optional Sensors PC200 software Programming

9. Components CR200 logger Read sensors Compute ET Store data Communicate data to Central Control WXT-510 Transmitter Temp, RH, Bar. Pressure Wind speed, Wind Direction Rainfall Pyranometer - Global radiation Accuracy +/- 5% Power Internal Battery Charger Enclosure w/ installation hardware

10. Features & Benefits No moving parts – Low maintenance Compact, Light and Rugged Simple installation – 30min Integrated weather transmitter Low power consumption ET using Lascano-Van Bavel algorithm Presented at ASA 2006 Texas A&M university Basic Cost Installed $5000 / MLO

11. Weather Transmitter Details 1 Wind transducers (3pcs) 2 Precipitation sensor 3 Pressure sensor inside PTU 4 RH and Temp. Sensor inside PTU Integrated instrument to read multiple sensors Read sensors Compute ET Store data Air Temperature +/- 0.3 C -52 to +60C RH 0 – 100% Range +/- 3% accuracy (0-90%) +/- 0. 1% resolution Pressure 600 – 1100 hPa 0.1 hPa accuracy Resolution (0.1hPa, 0.1 mBar) Wind speed 0-60 m/s +/- 0.3 m/s accuracy (or +/-2% ) Average, max, min 0.1 m/s resolution Wind Direction 0-360 deg +/- 2 deg accuracy 1 deg resolution Average(with zero crossing), max, min Rainfall 60sq.cm collection area 0.01mm resolution +/- 5% accuracy

12. Real-time Display

13. Charting Charts in Excel Charts using View data window Can Integrate with Labview

14. Conclusion In Conclusion: Dynamax can provide equipment, assembly, testing, programming, installation, maintenance, and training services as required. Thank you for your time and interest in Dynamax products and services! Mike van Bavel President Mikevb@dynamax.com