Getting Started
1-2
Operational States of the PVA-1500 I-V Unit and Solsensor ......................................................................... 2-30
SETTING UP THE I-V MEASUREMENT UNIT .......................................................................................................... 2-31
SETTING UP SOLSENSOR ...................................................................................................................................... 2-32
MOUNTING SOLSENSOR TO A PV MODULE FRAME ............................................................................................... 2-33
OPTIMIZING WIRELESS TRANSMISSION RANGE ..................................................................................................... 2-36
MOUNTING SOLSENSOR ON A TRIPOD .................................................................................................................. 2-37
CONNECTING TO THE SOLAR PV EQUIPMENT ...................................................................................................... 2-39
POWERING-UP THE I-V MEASUREMENT UNIT ...................................................................................................... 2-40
I-V MEASUREMENTS ............................................................................................................................................ 2-41
SWEEP DISABLED ................................................................................................................................................. 2-41
OVER-TEMPERATURE PROTECTION ..................................................................................................................... 2-41
Sweep-to-Sweep Delay and Thermal Capacity of the PVA-1500 .................................................................. 2-42
Operating Under High-Temperature Conditions............................................................................................. 2-43
OVER-VOLTAGE WARNINGS ................................................................................................................................ 2-43
PVA-1500 Over-voltage Condition ................................................................................................................ 2-43
OVER-CURRENT WARNINGS ................................................................................................................................ 2-44
REVERSE POLARITY OR ZERO VOLTS DETECTION ............................................................................................... 2-44
3 SOFTWARE OVERVIEW .............................................................................................................................. 3-45
USING PROJECTS .................................................................................................................................................. 3-45
USING THE SYSTEM TREE .................................................................................................................................... 3-46
MAIN SCREEN OVERVIEW .................................................................................................................................... 3-46
MENU BAR ........................................................................................................................................................... 3-47
File Menu ........................................................................................................................................................ 3-47
Browse Project ........................................................................................................................................... 3-47
Recent Projects ........................................................................................................................................... 3-47
Export Trace for Active Measurement ....................................................................................................... 3-47
Export Traces for Entire System ................................................................................................................ 3-47
Export Meg Test Data ................................................................................................................................ 3-48
New Project ................................................................................................................................................ 3-48
Selecting your PV Module ..................................................................................................................... 3-50
Creating the System Tree ....................................................................................................................... 3-51
Using the Symmetrical Tree Builder ...................................................................................................... 3-52
CLONING, MODIFYING, AND REUSING A PREVIOUS PROJECT ............................................................................... 3-55
Properties Menu .............................................................................................................................................. 3-56
View Menu ..................................................................................................................................................... 3-56
Trace view options... .................................................................................................................................. 3-56
Show Meg Test Tab .................................................................................................................................... 3-56
Utility Menu .................................................................................................................................................... 3-56
Help Menu ...................................................................................................................................................... 3-60
USING THE TAB SCREENS..................................................................................................................................... 3-61
Traces Tab....................................................................................................................................................... 3-61
Table Tab ........................................................................................................................................................ 3-65
History Tab ..................................................................................................................................................... 3-66
Meg Test Tab .................................................................................................................................................. 3-68
DESCRIPTION OF THE EXPORTED I-V DATA FILE ................................................................................................. 3-69
BASIS OF PV PERFORMANCE PREDICTIONS .......................................................................................................... 3-74
SolSensor Irradiance Calibration .................................................................................................................... 3-74
Irradiance Measurement .................................................................................................................................. 3-75
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