The abbreviations explained
M40
M41HC = motion detector, 230 V secondary, for high ceilings
M42HC = motion detector, 230 V master, for high ceilings
M42MR = motion detector, 230 V master, medium range
M46HC = motion detector, DALI-2 secondary, for high ceilings
M48HC = motion detector, DALI-2 master, for high ceilings
P40
P41LR = presence detector, 230 V secondary, long range
P41MR = presence detector, 230 V secondary, medium range
P42LR = presence detector, 230 V master, long range
P42MR = presence detector, 230 V master, medium range
P46LR = presence detector, DALI-2 secondary, long range
P46MR = presence detector, DALI-2 secondary, medium range
P47LR = presence detector, DALI-2 master (3 zones), long range
P47MR = presence detector, DALI- master (3 zones), medium range
P48LR = presence detector, DALI-2 master (4 zones), long range
P48MR = presence detector, DALI- master (4 zones), medium range
P49LR = presence detector, DALI-2 BMS, long range
P49MR = presence detector, DALI-2 BMS, medium range