Emerson Rosemount 975 - Page 44

Table C-2: Welding immunity distance (continued)
Level Range Distance
2 >50ft (15m) >6ft (2m)
3 >100ft (30m) >12ft (4m)
4 >150 ft (45 m) >17 ft (6 m)
5 >215 ft (65 m) >25 ft (7.5 m)
6 >295ft (90m) >33ft (10m)
Table C-3: Halogen immunity distance
Sensitivity level Detection range Halogen distance
Rosemount 975975UF Rosemount 975975UR
750 W 1000 W 750 W 1000 W
1 10ft (3m) >13ft (4m) >15 ft (4.5 m) >6ft (2m) >8 ft (2.5 m)
2 50ft (15m) >43ft (13m) >50ft (15m) >15 ft (4.5 m) >16ft (5m)
3 93ft (28m) >66ft (20m) >70ft (21m) >27ft (8m) >30ft (9m)
Immunity to false alarm sources Manual
September2023 00809-1400-4975
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