Cat16 R2

Thermocouple Heads - Cast Iron, Nickel Plated Steel, & Brass

GPH - General Purpose Head - Cast Iron - Steel Cover Part Process Conduit Block Elements/ Dimensions/

Number

Thread

Thread

Included

Wires

NEMA Rating

Figure

1

1

Height 1.5” or 38.1 mm

NPT 1/2”

NPT 1/2”

GPH08

GPT

Single / 2

O.D. 1.38” or 34.9 mm

GPH12

GPT

Single / 2

3/4”

1/2”

Weight 3 oz. or 85.0 g.

GPH16

GPT

Single / 2

1”

1/2”

NEMA Rating –2

GPH

MSH - Miniature Head - Nickel Plated Steel

Part

Process Neoprene Grommet

Block

Elements/

Dimensions/

Number

Thread

Wire opening

Included

Wires

NEMA Rating

Figure

Neoprene grommet will allow up to 5/16” O.D. tubing or armor cable for extension wires. The cover has a an o -ring seal to prevent dirt and dust from entering the head. A 5/16” compression fitting is optional on the cover wire opening.

2

NPT 1/8”

MSH0202

MT2

Two / 2

Height 2 1/4” or 57.2 mm

MSH0204

1/4”

MT2

Two / 2

MSH0302

1/8”

MT3

Three / 3

O.D. 1 1/8” or 28.6 mm

MSH0304

1/4”

MT3

Three / 3

NEMA Rating – none

2

MSH0402

1/8”

MT4

Four / 4

MSH0404

1/4”

MT4

Four / 4

MSH

OTHS - Open Terminal Head - Brass

Part

Process

Typical

Termials/

Dimensions/

Number

Thread

Usage

Wires

NEMA Rating

Figure

3

Height 2” or 50.8 mm

Used in Platinum silicon carbide double tube and triple assemblies. No terminal block is required.

7/8” Female Fine Thread

O.D. 1 7/8” or 47.6 mm

OTHS

Two / 2

NEMA Rating – none

OTHS

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