Watlow Heater Catalog

High-Temperature Heaters

E xtended C apabil it y

Extended Capabilities for MULTICELL™ Heaters Applications and Technical Data

Definition of Terms Cold Toe: A physical minimum requirement of 1 5 / 8 ± 5 / 16 inch Independent Zone: Up to three, separately controlled zones, which can be of varying lengths and wattages Heated Length: The combined sum of all independent zones Wattage: Ratings are the combined sum of all independent zones

MULTICELL Heaters: The High Temperature Choice

2050°F (1120°C)

1800°F (980°C)

1600°F (870°C)

1600°F (870°C)

Heated Length ± 2% Sheath Length

Lead Wire Length

Independently Controlled Zone

No-Heat Section

Independently Controlled Zone

Independently Controlled Zone

Terminations

Cold Toe

1.6 ± 5 /

16

Sheath Temperature

Typical Cartridge Heater

High-Temperature Tubular Heater Typical Tubular Heater

Watlow MULTICELL Heater

410