Heater Catalog - Watlow

High-Temperature HeatersMULTICELL HeatersApplications and Technical Data (Continued)Tab StylesWeldments to the MULTICELL Heater Element1 in.(25 mm)Min.1 in.(25 mm) Min.Full ViewNo-HeatNo-HeatHot ColdJunctionHTD Section5⁄8 in. 5⁄8 in.(15.9 mm) (15.9 mm)5⁄8 in.½ in. (15.9 mm) ½ in.(13 mm) (13 mm)1 in. 1 in.(25 mm) (25 mm)1 in.(25 mm)Slot* Slot*3⁄8 in. R 3⁄8 in. R(9.5 mm) (9.5 mm) 3⁄8 in. R½ in. R ½ in. R(9.5 mm)3⁄8 in. R 3⁄8 in. R(13 mm) (13 mm) ½ in. R* 5⁄16 in. (7.9 * 5⁄16 mm) in. (7.9 x 7⁄16 mm) in. (11.1 x 7⁄16 mm) in. (11.1 mm)(9.5 mm) (9.5 mm) 3⁄8 in. R(13 mm)* 5⁄16 in. (7.9 mm) x 7⁄16 in. (11.1 mm)(9.5 mm)* 5⁄16 in. (7.9 * 5⁄16 mm) in. (7.9 x ¾ in. mm) (19 x mm)* 5⁄16 in. (7.9¾ in.mm)(19xmm)¾ in. (19O.D.mm)Style S1O.D.Style S2O.D. Style S3I.D.I.D.I.D.90° 90° 180° 180°Tabs and rings are used to hold90°the heater in place and keep 180° itfrom creeping. Available 5⁄8 in.1 in.in carbon steel, 304 and 316 SS.(15.9 mm)(25 mm)½ in.5⁄8 in. 5⁄8 in.1 in. 1 in.(15.9 (15.9 mm) mm) (13 mm)(25 mm) (25 mm)Ring Styles½ in. ½ in.¾ in. ¾ in.(19.1 mm) (19.1 mm)¾ in.(19.1 mm)Slot* Slot*15⁄8 in.15⁄8 in.15⁄8 in.15⁄8 in.15⁄8 in.15⁄8 in.(41.3 mm)15⁄8 in.(41.3 mm)15⁄8 in.(41.3 mm)(41.3 mm)(41.3 mm)(41.3 mm)15⁄8 in.(41.3 mm)(41.3 mm) 11⁄8 in.11⁄8 in.11⁄8 in.11⁄8 in.(41.3 mm) 5⁄8 in. 5⁄8 in.(28.6 mm)(28.6 mm)(28.6 mm)11⁄8 in.(28.6 mm)11⁄8 in.(15.88 mm) (15.88 mm)5⁄8 in.(28.6 mm)(28.6 mm)(15.88 mm)1 in. Min.(25 mm)No-HeatNo-Heat1 in.(25 mm) Min.¾ in.(19.1 mm)Slot*¾ in. ¾ in.Slot*(19.1 (19.1 mm) mm)(13 mm) (13 mm)Slot* Slot*Dia.Dia. RRSlot* Slot*Dia.RRR Dia.RDia.Dia.15⁄8 in.15⁄8 in.15⁄8 in.(41.3 mm)(41.3 mm)15⁄8 in. 15⁄8 in.(41.3 mm)15⁄8 in. 15⁄8 QUARTER in. QUARTER WASHER WASHER HALF WASHER HALF WASHER 11⁄8 in. Full Washer 15⁄8 Full in. 15⁄8 in.Washer11⁄8 in.(41.3 (41.3 mm) mm)5⁄8 in.(41.3 (41.3 mm) mm)QUARTER WASHER HALF WASHER(28.6 mm)(28.6 mm)(41.3 (41.3 mm) mm) Full Washer11⁄8 in. 11⁄8 in.5⁄8 in. 5⁄8 in. (15.88 mm)11⁄8 in. 11⁄8 in.(28.6 (28.6 mm) mm)(28.6 (28.6 mm) mm)(15.88 (15.88 mm) mm)3⁄8 in. R(9.5 3⁄8 mm) in. 3⁄8 R in. R(9.5 Full mm) (9.5 View mm)1 in. Min.(25 mm)No-Heat1 in. Min.(25 mm)No-Heat½ in.(13 mm)90° 90° 90° 180°180°Slot*½ in. R½ (13 in. ½ mm) R in. R(13 mm) (13 mm)* 5⁄16 * 5⁄16 * in. 5⁄16 in. (7.9 in. mm) (7.9 mm) x ¾ in. x ¾ (19 in. mm) (19 (19 mm) mm)3⁄8 in. R3⁄8 in. 3⁄8 R in. (9.5 R mm)(9.5 mm) (9.5 mm)* 5⁄16 in. (7.9 mm) x 7⁄16 in. (11.1 mm)* 5⁄16 * in. 5⁄16 (7.9 in. mm) (7.9 mm) x 7⁄16 in. x 7⁄16 (11.1 in. (11.1 mm) mm)O.D. O.D. O.D.I.D. I.D. I.D.Slot*1 in. Min.(25 mm)No-HeatDia. Dia.R RR RDia. Dia.Dia.RRDia.Style S4Style S5Style H1QUARTER QUARTER WASHER WASHER HALF HALF WASHER WASHER Full WasherFull WasherQUARTER WASHER HALF WASHER Full Washer428 WATLOW ®