5
9 Communications .................................................................................................. 62
9.1 USB and RS232 communication with PC ............................................................... 62
9.2 Communication with A 1785 PV Remote WL ...................................................... 62
10 Technical specifications ....................................................................................... 64
10.1 Test and measurements ....................................................................................... 64
10.1.1 R ISO PV Insulation resistance ................................................................... 64
10.1.2 R low - 200 mA resistance measurement ..................................................... 65
10.1.3 I/U curve tracking .......................................................................................... 65
10.1.4 Uoc/Isc measurements ................................................................................. 66
10.1.5 Environmental parameters ........................................................................... 67
10.2 General data ......................................................................................................... 67
11 Appendix A - Remote operation ............................................................................ 69
11.1 Metrel ES Manager ............................................................................................... 69
11.2 Black Box protocol ................................................................................................ 69
11.3 SDK ....................................................................................................................... 69
12 Appendix B - Structure objects ............................................................................. 70
13 Appendix C - Profile Notes .................................................................................... 71
14 Appendix D - PV measurements - calculated values .............................................. 72