WeatherHawk Inversion - Wireless - Manual (Page 3)

Table of Contents
1. Overview................................................................................1
1.1. Power Sources .........................................................................................1
1.2. Site Selection ............................................................................................1
1.3. Communications Considerations ..............................................................2
1.3.1 Direct Communications ....................................................................................... 2
1.3.1.1 Cable Lengths ..................................................................................... 2
1.3.1.2 Grounding Issues ................................................................................ 2
1.3.2. Wireless Communications.................................................................................. 2
1.3.2.1. Transmission Ranges ........................................................................ 3
1.3.2.2. Line-of-Sight ....................................................................................... 3
1.3.2.3. Testing Radio Transmissions............................................................. 4
2. Installation Procedures .........................................................4
2.1. Inversion System on Pre-Installed 30-foot Tower/Pole .............................4
2.1.1 Mounting Sensors and Enclosure ....................................................................... 5
2.1.2 Cable Connections .............................................................................................. 6
2.1.3. Grounding the System ....................................................................................... 7
2.2. Installing CM375 Mast with the Inversion System.....................................8
2.2.1. Assembling CM375 Mast Sections .................................................................... 9
2.2.2. Mounting Top Temperature Sensor and Wind Set Sensor .............................. 14
2.2.3. Lightning Rod Assembly .................................................................................. 15
2.2.4. Guy-Anchor Kit Installation............................................................................... 16
2.2.5. Raise, Plumb Mast ........................................................................................... 19
2.2.6. Mounting Equipment to Lower Part of Mast ..................................................... 20
2.2.7. Cable Connections ........................................................................................... 21
2.2.8. Grounding Rod Installation............................................................................... 22
3. Maintenance .......................................................................23
Appendix A. Separately Purchased Equipment ......................26
A.1. Communications Options .......................................................................26
A.1.1 USB-AD Serial-to-USB Adapter........................................................................ 26
A.1.2. RS485-KT Communications Module Kit .......................................................... 26
A.2. Power Supply Options ............................................................................27
A.2.1. SP2-KT Solar Panel Kit ................................................................................... 27
A.2.2. ACP1 AC Converter......................................................................................... 27
A.3. Instrument Mounts and Mounting Hardware...........................................27
A.3.1 Grounding Kit (pn. 21660) ................................................................................ 27
A.3.2. CM375 10-Meter Mast ..................................................................................... 28
A.3.3. Heavy-Duty Duckbill Anchor Kit (pn. 25699) ................................................... 28
A.3.4. Standard Anchor Kit (pn. 19282) ..................................................................... 28
A.3.5. Guy Tensioning Kit (pn. 22071) ....................................................................... 29