Watlow Electric Firerod Immersion User Manual

Features and benefits, Performance capabilities, Applications

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background image

F I R E R O D

®

I M M E R S I O N

Compact Unit Gives
Versatility in
Designing a Heating
System

FIREROD

®

immersion heaters package up to 300 W/in

2

(46.5 W/cm

2

) in a compact unit, giving you greater versatility

in designing your heating system. This design solution is ideal
for replacing large screw-plug immersion heaters.

Aside from its versatile design, these heaters come complete
with a brass

3

4

(19 mm) NPT double threaded screw plug,

which allows you to add conduit boxes. Also, FIREROD
immersion heaters are sealed at the lead end with a silicone
rubber seal. Solid copper leads, with silicone rubber sleeve,
are provided for unconfined wiring. These units are
recommended for immersion in water or 90+ percent water
soluble solutions.

© 2005 Watlow Electric Manufacturing Company

Features and Benefits

Nickel-chromium resistance wire

Precisely centered in the unit assures even, efficient
distribution of heat to the sheath

Magnesium oxide insulation

Compacted to the proper density, results in high dielectric
strength and contributes to faster heat-up

Incoloy

®

sheath

Resists corrosion from water

Metallurgically-bonded conductor pins

Ensures a trouble-free electrical continuity

Lead end with silicone rubber seal

Protects the heater against moisture contamination

Optional stainless steel fittings

Available for use in corrosive applications

Horizontal through the wall tank mounting

Makes setup faster

240 and 480VÅ(ac)

Provides wiring flexibility

Stock availability

Same day shipment on various

5

8

in. diameter heaters with

3

4

in. NPT

12001 Lackland Road
St. Louis, Missouri 63146 USA
Phone: +1 (314) 878-4600
FAX: +1 (314) 878-6814
Internet: www.watlow.com
e-mail: [email protected]

STL-FRI-0505

Performance Capabilities

Maximum operating temperature in water to 100

O

C (212

O

F)

at 14.7 psi

Maximum watt density to 300 W/in

2

(46.5 W/cm

2

)

Maximum voltage to 480VÅ(ac)

Incoloy is a registered trademark of Special Metals Corporation.

Applications

Plastic reclamation

Food preparation

Lab equipment

4 in

. (10

0 m

m)

No-

Hea

t

Nickel-Chromium
Resistance Wire

Double Threaded Brass

3

4

in. NPT - 1

3

8

in. long*

Magnesium
Oxide Insulation

6 in. (150 mm) Solid Pins
with Silicone Rubber Boots

Incoloy

®

Sheath

*Standard on

5

8

and

3

4

in. diameter heaters.

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