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[{"$nulls":28},"DMGS/DMGD Single/Double Deflection Duct Mounted Supply Grille, Entrained Jet"]
[{"$nulls":8},"Input Data",{"$nulls":12},"Nominal Duct","Core Area","H & W",null,null," "," "]
[null,"Enter Duct Width in inches =",{"$nulls":6},48,"Inches",{"$nulls":11},"Area '( ft2 )","( ft2 )","border",null,null," Free area & Core Area Ratio",null,"Ak/Ac",0.77,null,null," - ",null," "," "]
[null,"Enter Duct Height in inches =",{"$nulls":6},12,"Inches",{"$nulls":11},4,3.69140625,0.75]
[null,"Enter Minimum Air Flow (must be greater than 0)=",{"$nulls":6},554,"CFM"]
[null,"Enter Maximum Air Flow =",{"$nulls":6},2953,"CFM",{"$nulls":16},"Throw Zones"]
[{"$nulls":27},"c(ii)","c(iii)","c(iv)"]
[{"$nulls":26},"0 Degrees",1.8,5,13]
[null,"DMGS/DMGD Single/Double Deflection Duct Mounted Supply Grille, Entrained Jet",{"$nulls":24},"22.5 Degrees",1.395,3.875,10.075]
[null,null,null,"IP Data",{"$nulls":22},"45 Degrees",0.81,2.25,5.85]
[null,"Nom","Duct ","Neck","Air","0°",null,"22.5°",null,"45°"]
[null,"Duct","Area","Vel","Flow","Pt","Throw","Pt","Throw","Pt","Throw","Nc","Octave Band, dB"]
[null,"in","ft²","FPM","CFM","\"WG","ft","\"WG","ft","\"WG","ft",null,2,3,4,5,6,7,{"$nulls":8},"Pressure Constants",null,null,null," "]
[null,null,null,150.07830687830688,554,0.004183363494797483,"5 - 12 - 33",0.005751159413770819,"4 - 9 - 25",0.007318955332744152,"2 - 5 - 15"," - ",26.252204275954583," - ",12.12074965855264," - "," - "," - ",{"$nulls":9},"m","b",null,"880 data"," "]
[null,null,null,231.31428571428572,853.875,0.009937901079874094,"12 - 25 - 51",0.013662320623039221,"9 - 20 - 39",0.01738674016620434,"5 - 11 - 23"," - ",36.333159328870764,22.349038536264302,23.789178712884322," - "," - "," - ",{"$nulls":8},"0 Degrees",0,2.979166666666666,null,2.7083333333333326]
[null,null,null,312.55026455026456,1153.75,0.018143852261079407,"22 - 34 - 62",0.024943609816154715,"17 - 27 - 48",0.03174336737123001,"10 - 15 - 28",13.38089057119766,43.346809504673146,30.613209941017445,31.90728647734433,15.143959827071782," - "," - ",{"$nulls":8},"22.5 Degrees",0,4.095666666666667,null,3.723333333333333]
[null,48,null,393.78624338624337,1453.625,0.028801217038413415,"29 - 43 - 70",0.03959502699311729,"22 - 33 - 54",0.05038883694782115,"13 - 19 - 32",20.28332522563668,48.730593681483285,36.956913166601666,38.13886903883689,23.8539067547123," - "," - ",{"$nulls":8},"45 Degrees",0,5.212166666666667,null,4.738333333333333]
[null,"x",4,475.02222222222224,1753.5,0.041909995411876136,"35 - 52 - 77",0.057616572153926966,"27 - 40 - 60",0.07332314889597777,"16 - 23 - 35",25.886503696064246,53.100979653848995,42.10653110807918,43.1974709660267,30.924366606459827,17.67260700153578,11.701513580738677,{"$nulls":10},"10% add to pressure",null,null,null,"Coefficients from 880 New Sound Regression..xls"]
[null,12,null,556.258201058201,2053.375,0.057470187381467544,"41 - 59 - 83",0.07900824529858372,"31 - 46 - 65",0.10054630321569985,"18 - 27 - 37",30.60291806636568,56.77970438350344,46.441165849580315,47.4554939701042,36.87584907760028,25.46275060209463,19.710705297360008,{"$nulls":8},"Sound",{"$nulls":6},"2","3","4","5","6","7","NC"]
[null,null,null,637.4941798941799,2353.25,0.07548179294718767,"47 - 63 - 89",0.10377004642708756,"36 - 49 - 69",0.13205829990698742,"21 - 28 - 40",34.67527211649983,59.95607278032428,50.183875026398525,51.132053293519036,42.01461379222444,32.18909403846136,26.62618425333632,{"$nulls":10},"B","CVn","CAn",null,"M(An)",9.732037858594214,9.732037858594222,9.73203785859422,9.732037858594229,9.73203785859424,9.435504715179798]
[null,null,null,718.7301587301587,2653.125,0.09594481210903648,"52 - 67 - 95",0.1319019755394385,"41 - 52 - 73",0.16785913896984048,"24 - 30 - 43",38.25851876605612,62.750945543238785,53.47706858299891,54.3670418812837,46.536190555897164,38.10757442729978,32.711084164792354,{"$nulls":8},"0 deg",null,-162.6,68.79,9.6,null,"M(Vn)",53.65505536290635,63.22165536290803,62.10425536290874,86.80375536290886,113.62105536291052,116.81592305706788]
[null,null,null,799.9661375661376,2953,0.11885924486701403,"58 - 71 - 100",0.16340403263563658,"45 - 55 - 77",0.20794882040425905,"26 - 32 - 45",41.45764827952869,65.24621333155802,56.41723813616174,57.2552459261117,50.57306300337113,43.39160512308975,38.14369453105793,{"$nulls":14},"B",-96.19017272305152,-132.7916727230564,-128.7097727230585,-207.09637272305886,-292.1303727230637,-306.6532129957984]
[]
[{"$nulls":26}," "]
[null,"1) Data were obtained from test conducted in accordance with ANSI / ASHRAE Standard 70-1991.",{"$nulls":25},"880 data",-167.6,68.79,9.6,null,"880 data",-101.19017272305152,-137.7916727230564,-133.7097727230585,-212.09637272305886,-297.1303727230637,-311.6532129957984]
[null,"2) All pressures are in inches or water",{"$nulls":26},5,{"$nulls":4},5,5,5,5,5,5]
[null,"3) Throw values are given for terminal velocities of 150, 100, and 50 fpm, Isothermal Conditions",{"$nulls":34}," ",null,null," "]
[null,"4) N.C. values are based on Octave Band 2 - 7 sound power levels minus a room absorption of 10dB.",{"$nulls":26},"Sound levels increased for duct mount location.",{"$nulls":4},5,"Correction"]
[null,"Sound data is based on 0 deg blade deflection. A setting of 22.5° and 45° increase sound by ",{"$nulls":24}," "," "]
[null,"4 or 9 dB/NC respectively.  Dash (-) in space denotes an NC or dB value of less than 10."]
[null,"5) When selecting larger supply grilles for cooling purposes, account for drop by referring to the "]
[null,"Engineering Guidelines"]
[]
[null,"DMGS/DMGD Single/Double Deflection Duct Mounted Supply Grille, Entrained Jet"]
[null,null,null,"Metric Data"]
[null,"Nom","Duct ","Neck","Air","0°",null,"22.5°",null,"45°"]
[null,"Duct","Area","Vel","Flow","Pt","Throw","Pt","Throw","Pt","Throw","Nc","Octave Band, dB"]
[null,"mm","m²","m/s","L/s","Pa","m","Pa","m","Pa","m",null,2,3,4,5,6,7]
[null,null,null,0.7623977989417989,261.4588596,1.0416575102045733,"1.6 - 3.5 - 10.0",1.432038694028934,"1.2 - 2.7 - 7.7",1.8224198778532938,"0.7 - 1.6 - 4.5"," - ",26.252204275954583," - ",12.12074965855264," - "," - "," - "]
[null,null,null,1.1750765714285716,402.984086175,2.4745373688886496,"3.7 - 7.7 - 15.4",3.401917835136766,"2.9 - 6.0 - 11.9",4.32929830138488,"1.7 - 3.5 - 6.9"," - ",36.333159328870764,22.349038536264302,23.789178712884322," - "," - "," - "]
[null,null,null,1.587755343915344,544.50931275,4.517819213008773,"6.8 - 10.4 - 19.0",6.2109588442225245,"5.2 - 8.1 - 14.7",7.904098475436272,"3.0 - 4.7 - 8.5",13.38089057119766,43.346809504673146,30.613209941017445,31.90728647734433,15.143959827071782," - "," - "]
[null,1219.1999999999998,null,2.0004341164021167,686.034539325,7.17150304256494,"8.7 - 13.1 - 21.3",9.859161721286204,"6.8 - 10.2 - 16.5",12.546820400007466,"3.9 - 5.9 - 9.6",20.28332522563668,48.730593681483285,36.956913166601666,38.13886903883689,23.8539067547123," - "," - "]
[null,"x",0.37161216,2.413112888888889,827.5597659,10.435588857557159,"10.5 - 15.8 - 23.4",14.346526466327814,"8.2 - 12.3 - 18.1",18.257464075098465,"4.7 - 7.1 - 10.5",25.886503696064246,53.100979653848995,42.10653110807918,43.1974709660267,30.924366606459827,17.67260700153578,11.701513580738677]
[null,304.79999999999995,null,2.8257916613756615,969.084992475,14.310076657985418,"12.3 - 17.9 - 25.3",19.673053079347344,"9.6 - 13.9 - 19.6",25.03602950070926,"5.6 - 8.1 - 11.4",30.60291806636568,56.77970438350344,46.441165849580315,47.4554939701042,36.87584907760028,25.46275060209463,19.710705297360008]
[null,null,null,3.238470433862434,1110.61021905,18.79496644384973,"14.1 - 19.2 - 27.1",25.838741560344804,"11.0 - 14.9 - 21.0",32.88251667683987,"6.4 - 8.6 - 12.2",34.67527211649983,59.95607278032428,50.183875026398525,51.132053293519036,42.01461379222444,32.18909403846136,26.62618425333632]
[null,null,null,3.6511492063492064,1252.135445625,23.890258215150084,"15.9 - 20.4 - 28.8",32.84359190932019,"12.4 - 15.8 - 22.3",41.79692560349028,"7.2 - 9.2 - 13.0",38.25851876605612,62.750945543238785,53.47706858299891,54.3670418812837,46.536190555897164,38.10757442729978,32.711084164792354]
[null,null,null,4.063827978835979,1393.6606722000001,29.595951971886493,"17.5 - 21.5 - 30.4",40.687604126273506,"13.6 - 16.6 - 23.5",51.779256280660505,"7.9 - 9.7 - 13.7",41.45764827952869,65.24621333155802,56.41723813616174,57.2552459261117,50.57306300337113,43.39160512308975,38.14369453105793]
[]
[]
[null,"1) Data were obtained from test conducted in accordance with ANSI / ASHRAE Standard 70-1991."]
[null,"2) All pressures are in inches or water"]
[null,"3) Throw values are given for terminal velocities of 150, 100, and 50 fpm, Isothermal Conditions"]
[null,"4) N.C. values are based on Octave Band 2 - 7 sound power levels minus a room absorption of 10dB."]
[null,"Sound data is based on 0 deg blade deflection. A setting of 22.5° and 45° increase sound by "]
[null,"4 or 9 dB/NC respectively.  Dash (-) in space denotes an NC or dB value of less than 10."]
[null,"5) When selecting larger supply grilles for cooling purposes, account for drop by referring to the "]
[null,"Engineering Guidelines"]