Watlow Electric Mica Strip Heater Terminations, Ordering Information, Availability, Length, Width

M I C A S T R I P H E A T E R S

Terminations

Types 1 through 6, as illustrated, show the placement of terminals for Watlow mica strip heaters. However, please note Type 3 terminals are not available on stock units. Placement is specified in terms of length, width and center-to-center dimensions. These dimensions are as follows:

Length:

Min: Type 1, 2, 3: 2 inches (50.8 mm)

Min: Type 4, 5, 6: 51⁄2 inches (139.7 mm)

Max: 96a inches (2438.4 mm)

Tolerance: ±1⁄16 inch (1.6 mm)

Width:

Min:Type 1, 2, 4, 5: 5⁄8 inches (15.8 mm)

Min: Type 3, 6: 11⁄2 inches (38.1 mm)

Max: 15 inches (381 mm)

Tolerance: ±1⁄16 inch (1.6 mm)

Thickness:

Nominal: 3⁄16 inch (4.7 mm)

Types 4, 5 and 6 have 3⁄8 inch x 1⁄4 inch (9.5 mm x 6.3 mm) mounting slots. Letters A, B and C, called out in the illustrations, denote the following:

A = width, B = overall length, and

C = center-to-center dimensions on mounting slots.

aConsult the factory if you need to exceed 96 inches (2438.4 mm).

Ordering Information

Please consult the Watlow Heaters catalog for specifics.

To order your stock mica heater, specify:

•Quantity

•Watlow code number

Availability

•Stock: Same day shipment

•Made-to-Order: If stock units do not meet application needs, Watlow can manufacture mica strip heaters to meet special requirements. Please consult a Watlow sales engineer or authorized distributor.

Type 1—Opposite Ends Type 2—Tandem

B

5/8" Heated Area

(15.9 mm)

		A
			5/8"
	5
		/8"	(15.9 mm)
(15.9 mm)

B

Heated Area

A

3/8"

(9.5 mm)

	Type 3—Parallel Made-to-Order		Type 4—Opposite Ends with Holes
	B			B
				C
		A			A
5/8"		3/8"	13/4"	Heated Area	13/4"
	Heated Area		(44.5 mm)		(44.5 mm)
(15.9 mm)		(9.5 mm)
	Type 5—Tandem with Holes		Type 6—Parallel with Holes

	B
	C
13/4"	Heated Area

(44.5 mm)

		B
		C
A			A
1"
(25.4 mm)	13/4"	Heated Area	1"
	(44.5 mm)		(25.4 mm)