The control system 501 further comprises a control unit 507 for controlling {HEAD ~ the light output} of {TAIL ~ the luminaire} 503, shown by a dashed line, on basis of the detected light, and a reference generation unit 509, which is connected to the control unit 507 
of
The control system 501 further comprises a control unit 507 for controlling { HEAD ~ the light output } of { TAIL ~ the luminaire } 503 , shown by a dashed line , on basis of the detected light , and a reference generation unit 509 , which is connected to the control unit 507
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH