Field of View

Gas Performance: HEPTANE
Horizontal High Med Low
0° 90' 55' 45'
±15°      
30°   55' 45'
-30°   55' 45'
45° 90'    
-45° 90'    
60° 75'    
-60° 75'    
65° 50' 40' 30'
-65° 50' 40' 30'
NOTE: Vertical field of view is impacted by rain guard (P/N 10236202). The grayed out portion at left is not visible with rain guard (P/N 10236202) installed.
Vertical High Med Low
0° 90' 55' 45'
±15°      
30°   55' 45'
-30°   55' 45'
45° 90'    
-45° 90'    
60° 75'    
-60° 75'    
65° 50' 40' 30'
-65° 50' 40' 30'

Figure 3 Heptane Field of View

 

Gas Performance: METHANE
Horizontal High Med Low
0° 80' 60' 45'
±15°      
30°      
-30°      
40°      
-40°      
45° 80'    
-45° 80'    
55° 65' 50' 45'
-55° 65' 50' 45'
60°   40' 35'
-60°   35' 35'
NOTE: Vertical field of view is impacted by rain guard (P/N 10236202). The grayed out portion at left is not visible with rain guard (P/N 10236202) installed.
Vertical High Med Low
0° 80' 60' 45'
±15°      
30°      
-30°      
40°      
-40°      
45° 80' 50'  
-45° 80' 50'  
50°   35'  
-50°   35'  
55° 65'   45'
-55° 65'   45'
60° 50'   35'
-60° 60'   35'

Figure 4 Methane Field of View

Gas Performance: METHANOL
Horizontal High Med Low
0° 40' 30' 25'
±15°      
30°      
-30°      
±40°      
45°      
-45°      
50° 40' 30' 25'
-50° 40' 30' 25'
55°     20'
-55°     20'
60° 25' 20'  
-60° 25' 20'  
NOTE: Vertical field of view is impacted by rain guard (P/N 10236202). The grayed out portion at left is not visible with rain guard (P/N 10236202) installed.
Vertical High Med Low
0° 40' 30' 25'
±15°      
30°      
-30°      
40°      
-40°      
50° 40' 30' 25'
-50° 40' 30' 25'
55°     20'
-55°     20'
60° 30' 20'  
-60° 30' 20'  

Figure 5 Methanol Field of View

Gas Performance: PROPANE
Horizontal High Med Low
0° 60' 45' 25'
±15°      
30°      
-30°      
40°      
-40°      
45°     25'
-45°     25'
55° 60' 45' 20'
-55° 60' 45' 20'
60° 45' 25'  
-60° 45' 30'  
NOTE: Vertical field of view is impacted by rain guard (P/N 10236202). The grayed out portion at left is not visible with rain guard (P/N 10236202) installed.
Vertical High Med Low
0° 40' 30' 25'
±15°      
30°      
-30°      
40°   35' 25'
-40°   35' 25'
45°   25' 20'
-45°   25' 20'
55° 60'    
-55° 60'    
60° 50'    
-60° 50'    

Figure 6 Propane Field of View

Gas Performance: ETHANE
Horizontal High Med Low
0° 60' 40' 30'
±15°      
30°      
-30°      
40°   40' 30'
-40°   40' 30'
45°   30' 25'
-45°   30' 25'
50° 60'    
-50° 60'    
60° 55'    
-60° 55'    
NOTE: Vertical field of view is impacted by rain guard (P/N 10236202). The grayed out portion at left is not visible with rain guard (P/N 10236202) installed.
Vertical High Med Low
0° 60' 40' 30'
±15°      
30°      
-30°      
40°   40' 30'
-40°   40' 30'
45°   30' 25'
-45°   30' 25'
50° 60'    
-50° 60'    
60° 55'    
-60° 55'    

Figure 7 Ethane Field of View

Gas Performance: BUTANE
Horizontal High Med Low
0° 55' 35' 25'
±15°      
30°      
-30°      
40°     25'
-40°     25'
45°   25' 20'
-45°   25' 20'
50°   20'  
-50°   20'  
55° 55'    
-55° 55'    
60° 45'    
-60° 45'    
NOTE: Vertical field of view is impacted by rain guard (P/N 10236202). The grayed out portion at left is not visible with rain guard (P/N 10236202) installed.
Vertical High Med Low
0° 55' 35' 25'
±15°      
30°      
-30°      
40°     25'
-40°     25'
45°     20'
-45°     20'
55° 55'    
-55° 55'    
60° 45'    
-60° 45'    

Figure 8 Butane Field of View

Response Times and Field of View data were derived by testing the FL500-H2 flame detector with a hydrogen flame from a 6 inches square custom burner with 1600 orifices. The flame height was approximately 32 inches.

Gas Performance: HYDROGEN
Horizontal High Med Low
0° 60' 40' 30'
±15° 60' 40' 30'
±30° 60' 40' 30'
40°     30'
45° 60' 40'  
-45° 60' 40' 30'
±50°     20'
±55° 60' 40'  
60° 50' 35'  
-60° 50' 35'  
NOTE: Vertical field of view is impacted by rain guard (P/N 10236202). The grayed out portion at left is not visible with rain guard (P/N 10236202) installed.
Vertical High Med Low
0° 60' 25' 20'
±15° 60' 25' 20'
±30° 60' 25' 20'
40°   25'  
45° 60' 20' 20'
-45° 60' 25' 20'
-50°   20' 20'
±55° 60'    
60° 50'    
-60° 50'   15'
65°     15'

Figure 9 Hydrogen Field of View FL500-H2 horizontal