Heater Catalog - Watlow

Cartridge/Insertion HeatersMULTICELL HeatersThe advanced design of the MULTICELL insertionheater from Watlow offers three major advantages:extreme process temperature capability, independentzone control for precise temperature uniformity andloose fit design for easy insertion and removal.Performance Capabilities• Engineered to achieve sheath temperatures up to2050°F (1120°C)• Up to six independently controllable zonesMultipleZoned Platens235614No-heat Toe EndNo-heat Section Designed forLonger Element LifePotting Cup to SealElectrical TerminationHigh-Temperature Flexible LeadsWide Range of Terminations AvailableFeatures and BenefitsMultiple, independently controllable zones• Allows process temperature uniformity not possiblewith any other single-sheathed heaterRadiant design of heater• Allows for loose insertion in boiling holes andpiping holes• Permits easy removal and replacement with minimaldown time since it will not bind or seize in the holeOxidized sheath• Provides high emissivity and improves the heater’sperformance as oxidation increasesIndividual metal-sheathed coils swaged into alarger, high-temperature alloy outer sheath• Provides maximum protection against elementburnout through the outer sheathCross SectionHigh Grade MgO InsulationResistanceHigh Temperature AlloyWirefor Outer SheathZone 1Zone 3Zone 2For detailed product and technical data,see the full MULTICELL productsection located on pages 425 through 430.58 WATLOW ®