Field Controls CAS-4 - Page 4

page 4
LOW SPEED SIZING CHART
0
50
100
150
200
250
300
50 100 150 200 250 300 350 400
GAS INPUT FIRING RATE (1000BTU/hr.)
MAX. EQUIVALENT DUCT LENGTH (ft.)
0.0 0.50 1.00 1.50 2.00 2.50
OIL INPUT FIRING RATE (gallons per hour)
(1 gallon oil/hr = 140,000 BTU/hr.)
6" Duct &Hood
4" Duct &Hood
4" Duct &Hood w/ Orifice
Diagram A
Diagram B