Electronic Steam Humidifier
10Pages

Chart 138-1. This chart represents the patented self-regulatingmaximum output of the EHU Series from start-up. To avoid hunting, the unit gradually increases capacity from 40% of maximum to 60% to 80%. In this case, the output satisfies the humidistat demand at a level below 80% of maximum capacity. The modulating feature then takes over and controls the unit output. The self-regulating maximum output can then adjust up (to 100% in this example) or down (to 60%) as demand history warrants. The feature intermittently resizesӔ the humidifiers maximum capacity to avoid hunting and to provide...

Table 137-1. Diagnostic Display DisplayInterpretationUnit Response C00Normal operation C01High-water conditionStop water fill C02Tank needs cleaningAlarm C03Interlock circuit openPower off to tank C04High-limit stat openPower off to tank C05Drain system malfunctionAlarm and shutdown C06Fill system malfunctionAlarm and shutdown C07Overcurrent malfunctionAlarm and shutdown C08Manual tank shutoffPower off to tankC09I/O diagnosticsPerform I/O display Armstrong Humidification Group, 816 Maple St., Three Rivers, MI 49093 Ԗ USA Phone: (269) 273-1415 Fax: (269) 273-9500 > www. armstrong...

Table 144-1. Materials and Weights Table 144-2. Physical Data MaterialsEHU-701EHU-703EHU-704 EHU-701EHU-703EHU-704 Generator TankPolypropylene inmminmminmm Cabinet Material16 ga Steel16 ga Top & Bottom; "A" Width18457 19-1/249533-1/2851 18 ga Sides; Steel "B" Height23584 3178731787 Cabinet FinishBaked-On Epoxy Enamel CoatingElectrodesType 430Galvanized Carbon Steel "C" Depth11-1/22921435614356 "D" Tank Drain (Side)6-5/8168 3-1/4833-1/483 Stainless "E" Tank Drain (Front)10-5/16262 14-3/437514-3/4375 Hose CuffsEPDM (Ethylene Propylene) Rubber "G" Tank #2 DrainN/AN/AN/AN/A28-3/4730 Dispersion...

Figure 145-1. Model EHU-701with EHF-2 Fan Package Front ViewFigure 145-2. Model EHU-701with EHF-2 Fan Package חSide ViewFigure 145-3. Model EHU-703 Front View Figure 145-4. Model EHU-704 ח Front ViewFigure 145-5. Model EHU-703and 704 Side ViewNote: AH B MEConnectionFor 1" ID HoseK AHNBMEK C > 1 2 "ID Hose ConnectionFor 1"ID Hose ConnectionFor 1 D L J > The EHF-3 is a remote mounted direct discharge unit. AIH B MKEGConnectionFor 1" ID Hose C LDJ > All dimensions and weights are approximate. Use certified print for exact dimensions. Design and materials are subject to change without notice....