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Cartridge Heaters

Threaded Bushing Overall Length • Thread types available: BSP, NPT, Metric • Must specify: overall length, insert length and bushing material. • Bushing material types: Brass (BB), Stainless Steel (SS). • Other thread sizes available.

Insert Length

• 300mm (12”) leads standard, other lengths available on request. Right Angle Elbow

A

B C • Right angle copper elbow for applications requiring right angle lead exit and reduced strain on lead wire. • Available with: braided leads, with strain relief spring or armour. Elbow Dimensions A

B

C

mm

In mm In

• 300mm (12”) leads standard, other lengths

mm In 9.5

3

/

8

25.4 1 25.4 1 12.8

1

/

2

31.8 1

1

/

4

31.8 1

1

/

4

15.9

5

/

8

31.8 1

1

/

4

38.1 1

1

/

2

19.1

3

/

4

41.3 1

5

/

8

38.1 1

1

/

2

T/C Cartridge Heaters

T/C Cartridge—Bottom Grounded • Thermocouple grounded to outer sheath for fast response. • The end slug is always welded in place. • Type J (I/C) or K (C/A) thermocouples available. T/C Cartridge—Centre Grounded • Thermocouple grounded to outer sheath for fast response. • The thermocouple location is midway along the length with approximately 6.4 mm (

1

/

4

”) cold section on either side of the junction. Available Thermocouple Locations Grounded Ungrounded

Grounded

Ungrounded Heater Dia.

Bottom

Centre

Bottom

Centre Heater Dia.

Bottom

Centre

Bottom

Centre 6.5 mm or

1

/

4

”

Y N Y Y

12.5 mm or

1

/

2

”

Y Y Y Y 8.0 mm or

5

/

16

”

Y N Y Y

16.0 mm or

5

/

8

”

Y Y Y Y 10.0 mm or

3

/

8

”

Y Y Y Y

Available Diameters (All Cartridges) Nominal Size: Metric (mm)

6.5 8.0 10.0 12.5 16.0 20.0 Actual Size & Tolerance 6.4 ± .05 7.9 ±.05 9.9 ±.05 12.4 ±.05 15.9 ±.05 19.9 ±.05

Nominal Size: Imperial (Inches)

1

/

4 5

/

16 3

/

8 1

/

2 5

/

8 3

/

4

Actual Size & Tolerance .247 ±.002 .310 ±.002 .370 ±.002 .495 ±.002 .620 ±.002 .745 ±.002

Max Current (Amps)

3.2 5.8 7.5 12.5 24 24

1.3