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Monitor BS Indirect Tank Techs & Specs
Applications and sizing
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Models
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BS 25
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BS 40
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BS 50
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BS 80
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Nominal Storage
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Gal.
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25
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40
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50
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80
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Height
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Inches
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27.5"
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36.4"
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45.3"
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63"
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Diameter
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Inches
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23.6"
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23.6"
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23.6"
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23.6"
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All Pipe Connections
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MPT
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3/4"
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3/4"
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3/4"
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3/4"
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Max DHW Pressure
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PSI
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100
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100
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100
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100
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Aquastat Range
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F
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68-176ºF
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68-176ºF
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68-176ºF
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68-176ºF
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Aquastat Differential
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F
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10.8ºF
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10.8ºF
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10.8ºF
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10.8ºF
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Inspection Port Opening
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Inches
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3.9"
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3.9"
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3.9"
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3.9"
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Nominal Exchanger Power
(170ºF Av. Boiler Water Temp)
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MBH
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115
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115
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200
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210
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Nominal Reheat Time from 50ºF to 140ºF Stored
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MIN.
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10
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15
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12
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17
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Continuous Output at 110ºF
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GPM
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3.8
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3.8
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6.5
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6.7
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Nominal First Hour Draw at 70ºF
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Rise GAL.
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250
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260
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430
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465
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Dry Weight
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LBS.
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71
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86
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121
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159
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Ratings assume cold-water inlet at 50ºF, boiler circuit average temp of 170ºF and
boiler output at least equal to the nominal heat exchanger power shown above.
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A.
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316 L austenitic stainless steel tank
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B.
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316 L austenitic stainless steel tank
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C.
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Molded, rigid removable insulation
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D.
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Removable ABS plastic casing
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E.
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DHW cold inlet
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F.
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DHW hot outlet
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G.
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Boiler circuit inlet
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H.
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Boiler circuit outlet
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I.
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Pressure-temperature relief tap and/or DHW recycling circuit tap
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J.
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Inspection opening
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K.
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Thermometer
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L.
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Aquastat
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