Campbell Met One 034B, Instruction Manual

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Table of Contents
ii
C. Wind Direction Sensor Orientation ....................... C-1
D. Wind Direction Measurement Theory ................... D-1
Figures
7-1. 034B mounted on a crossarm using a # 17953 Nu-Rail® Crossover
Fitting ............................................................................................... 8
7-2. CM200 Series Crossarm with CM220 Right Angle Mounting
Bracket ............................................................................................. 8
7-3. CM216 mount ..................................................................................... 9
C-1. Declination Angles - True North to East of Magnetic North ....... C-2
C-2. Declination A ngles - True North to West of Magnetic North ........ C-3
C-3.
Magnetic Declination at 2012.5 (degrees relative to true north,
positive is east)
.............................................................................C-3
D-1. 034B potentiometer in a half bridge circuit ..................................... D-1
Tables
5-1. Recommended Cable Lengths ............................................................. 5
7-1. Wire Colo u r, Wire Function, and Datalogger Connection .................... 9
7-2. Wind Speed Multiplier ...................................................................... 11
7-3. Parameters for Wind Direction .......................................................... 11
B-1. Wiring for Example Program .......................................................... B-1
CRBasic Example
B-1. CR1000 Program That Measures the 034B ..................................... B-1