Emerson Rosemount 975 - Specifications; Technical Specifications

7 Specifications
7.1 Technical specifications
Spectral response
Rosemount 975MR
Four infrared (IR) bands between 4 μm and 5 μm
Rosemount 975HR
Four IR bands between 2 μm and 5 μm
Rosemount 975UF
Ultraviolet (UV): 0.185 - 0.260 μm
IR: 2.5-3.0 μm
Rosemount 975UR
UV: 0.185 - 0.260 μm
IR: 4.3 – 4.8μm
Detection range per fuel (ft./m)
Note
The ranges shown are at highest sensitivity setting for 1 ft
2
(0.1 m
2
) pan fire.
Table 7-1: Rosemount 975 Models
Fuel Rosemount
975MR
Rosemount
975HR
Rosemount
975UF
Rosemount
975UR
Gasoline 300 ft (90 m) 93 ft (28 m)
N-Heptane 300 ft (90 m) 93 ft (28 m)
Diesel fuel 207 ft. (63 m) 70 ft (21 m)
Kerosene 207 ft. (63 m) 70 ft (21 m)
Alcohol 95% 185 ft (55 m) 57 ft. (17 m)
Isopropyl alcohol
(IPA)
185 ft (55 m) 70 ft (21 m)
Methanol 185 ft (55 m) 57 ft. (17 m)
Methane 207 ft. (63 m) 60 ft (18 m)
Liquified
petroleum gas
(LPG)
207 ft. (63 m) 60 ft (18 m)
Polypropylene 160 ft (49 m) 60 ft (18 m)
Paper 112 ft. (34 m) 33 ft. (10 m)
Hydrogen N/A 164 ft. (50 M) 70 ft (21 m) N/A
Magnesium
alloy
(1)
N/A 33 ft. (10 m)
Gun powder 197 ft. (60 m) 66 ft. (20 m) 93 ft (28 m)
Fireworks 33 ft. (10 m) 10 ft. (3 m)
Cooking oil 207 ft. (63 m) 70 ft (21 m)
Mineral oil: 20 w
50
207 ft. (63 m) 70 ft (21 m)
Wood 112 ft. (34 m) 33 ft. (10 m)
Manual Specifications
00809-1400-4975 September2023
Rosemount 975 33