4440 Series - Compact BTU Meter with Pulse Output Brochure

COMPACT BTU METERWITH PULSE OUTPUTAPPLICATIONS• Heating Systems• Cooling Systems• Solar Systems• Ground Source Heat Pumps• Efficiency Measuring/Verification• Heat ReclaimersMODEL 4440FEATURES• Compact Design• ¾” Union Connections• Battery Powered• Pulse Output for Energy or Flow• Mounts Horizontally or Vertically• Liquid Crystal DisplayPRODUCT OVERVIEWIstec’s BTU Meter measures the total energy usedor transferred in a liquid system. BTU’s arecalculated by multiplying the system temperaturedifference by the flow rate.The Model 4440 BTU Meter is an ideal choice forapplications requiring a simple, compact and costeffective unit.L 5.12" (130mm)L1 10.20" (259mm)H 2.96" (75mm)H1 3.94" (100mm)DIMENSIONSAmbient 41ºF to 131ºFRange (5ºC to 55ºC)Measuring 32ºF to 302ºFRange (0ºC to 150ºC)Min. Flow 0.11 gpm (25 L/h)Cont. Flow 11.0 gpm (2.5 m3/h)Max. Flow 22.0 gpm (5 m3/h)Max. Pressure 232 psi (16 bar)LCD 7-DigitTemp. Pt 500Sensors (2-Wire)Pulse Value 1P/1kWhWeight 2.20 lbs (990 g)TECHNICAL SPECIFICATIONSLL1HH1