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VAISALA _________________________________________________________________________ 7 
Figure 41  Assembling and Attaching Calibrator ......................... 129 
Figure 42  Installing Mask Plates onto Opaque Glass Plates .. 131 
Figure 43  Visibility Sensor Controller FSC102 ............................ 140 
Figure 44  VS Bottom View, Central Compartment Cover 
Screws ................................................................................. 141 
Figure 45  FSI102 Interface Unit....................................................... 142 
Figure 46  Power and Battery Switch Locations .......................... 143 
Figure 47  FSC202 Connectors and Cover Plate Screws ........ 144 
Figure 48  FSC202 Screws and Connectors ................................ 145 
Figure 49  FSP103 Parts..................................................................... 147 
Figure 50  Visibility Sensor Transmitter and Receiver  
Control Cables ................................................................... 149 
Figure 51  End Plug Removal (Shown for Transmitter) ............. 150 
Figure 52  Module Retainer Removal (Shown for  
Transmitter) ........................................................................ 150 
Figure 53  Pushing Control Cable into Optics Head ................... 151 
Figure 54  Transmitter Resp. Receiver Module, Control  
Cable Disconnected ......................................................... 151 
Figure 55  Pulling Control Cable out of Housing Tube .............. 152 
Figure 56  Transmitter/Receiver Module O-Ring ......................... 152 
Figure 57  End Plug with O-Ring ...................................................... 153 
Figure 58  FSP103 and FSC202 Sensor Cable  
Connections ....................................................................... 155 
Figure 59  Location of Fuses on FSP103 Board.......................... 157