Heavy Duty Adjustable Tripod
Overview
- Sturdy mount for eddy covariance systems, ancillary sensors, and enclosures
- Anodized aluminum with stainless steel hardware for durability and weather resistance
- Includes cross arm, guy cable kit, earth anchors, lightning rod, grounding hardware, foot stakes, and UV-resistant cable ties
- Validated to withstand 161 km/h (100 mph) wind gusts when fully loaded1
The 7900-300 Heavy Duty Adjustable Tripod is a sturdy instrument platform for eddy covariance systems, communication antennas, meteorological sensors, and enclosures. It provides mounting heights up to 4 m (13 ft) with individually adjustable legs for deployment on uneven terrain.
Additional cross arms and hardware components are available to mount gas analyzers, radiation sensors, and other sensors to the tripod.
Specifications
General:
Load capacity: 135 kg (297 lbs)
Base diameter with legs extended: 2.54 m (8 ft 4 inches)
Base diameter with guy cables: 8 m (26 ft 3 inches)
Maximum height: 4 m (13 ft)
Maximum slope: 13.0°
Maximum gust tolerance1: 161 km/h (100 mph)
Upper Mast:
Materials: 2 in Iron Pipe Size Schedule 40 Aluminum Pipe 6061-T6
Outer diameter: 6 cm (2.375 inches)
Cross Arm:
Materials: 1 in Iron Pipe Size Schedule 80 Aluminum Pipe 6061-T6
Outer diameter: 3.3 cm (1.315 inches)
Length: 1.5 m (59 inches)
Accessories
| Accessory | Description | Part Number |
|---|---|---|
| Cross Arm and Mounting Kit | An additional cross arm and mounting hardware | 7900-330 |
| Analyzer Mounting Kit | To mount an LI-7500RS or LI-7200RS analyzer; Includes Crossover Fitting, Swivel Mount and Riser Bar | 7900-340 |
| Crossover Fitting | To mount an LI-7200RS, LI-7700, WindMaster® or WindMaster® Pro | 7900-342 |
| Swivel Mount | To mount a sensor to a Riser Bar or a ¾ in Iron Pipe Size (26 mm; 1.05 in Outer Diameter) pipe | 7900-344 |
| Radiation Sensor Mount | To mount a net radiometer and two light sensors (7900-190 Quantum or 7900-195 Pyranometer) to the cross arm | 7900-350 |
1One hundred sixty-one km/h (100 mph) wind gust lasting 3 seconds with a total instrument load up to 297 lbs (135 kg) and a maximum surface area of 0.38 m2 (4.1 ft2) on the cross arm and 1.81 m2 (19.48 ft2) on the legs and masts.
Complete systems are delivered ready for deployment
Designed to provide 4 dark-days of operation with 
High wattage output to provide continuous power and prevent data loss
24-volt systems to distribute power with greater efficiency than 12-volt systems
UL and CE certified, demonstrating safety and performance compliance
