Best results were achieved with the following:
34 cameras. Most on Rig A with a height of just below the 2nd floor stairs. Other cameras on pillar plus 6 on the bars hanging down from the rig.
Camera settings:
Exposure: 6000
Threshold: 200
Gain: 1
Disable PoE+ in general settings due to high reflection with this enabled on IASpace floor.
Calibrate with passive wand.