CONNECTION HEAD
General Purpose: For non-hazardous locations. Material: Cast aluminum supplied as standard, optional cast iron available. Conduit Connection: 3/4'' NPT standard, optional 1/2'' NPT available. Process Connection: 1/2'' NPT. Termination: Ceramic composition with solid brass screw blocks. For single or dual element. Extension: 1/2'' NPT galvanized carbon steel nipples and union.

Explosion Proof: Class 1, Groups B, C & D. Class II, Groups E, F & G. Material: Cast iron supplied as standard, optional cast aluminum available. Conduit Connection: 3/4'' NPT standard, optional 1/2'' NPT available. Process Connection: 1/2'' NPT. Termination: Self extinguishing polyphenylene oxide screwed terminal strip. For single or dual element. Extension: 1/2'' galvanized carbon steel nipples with plated steel explosion proof union.

ELEMENT
100Ω Platinum 385 0.1% @ 0°C standard (other tolerances and accuracies on request) with spring loaded 1/4'' O.D. 316 SS sheath and single or dual element. Replacement Element Length: U + T + A + 1 1/4'' with 6'' leads.

THERMOWELL
Threaded: 3/4'' NPT or 1'' NPT. 1 1/8'' hex bar stock drilled 0.260'' bore, tapered to 3/4'' diameter. Material: 304/L or 316/L SS supplied as standard, other grades available on request.
Flanged: 1 1/8'' round bar stock, standard, optional 1 1/4'' or 1 3/8'', drilled 0.260'' bore and tapered to 3/4'' diameter. Material: 304/L or 316/L SS supplied as standard, other grades available on request.

Connection Head - Specify Model
Use the image above to help make a selection.
1AL - Cast Aluminum
1CI - Cast Iron
1ALT - Cast Aluminum Teflon Coated
1CIT - Cast Iron Teflon Coated
2AL - Cast Aluminum
2SS - 316 Stainless Steel
2ALT - Cast Aluminum Teflon Coated
3AL - Cast Aluminum
3CI - Cast Iron
3ALE - Cast Aluminum Epoxy Coated
3CIE - Cast Iron Epoxy Coated
4P - White Polypropylene (92°C Max.)
4D - Grey Delrin (135°C Max.)

Length (A) Inches

Number of Leadwires
2 - 2 Wire
3 - 3 Wire
4 - 4 Wire
4C - 4 Wire Compensated Loop

Temperature Rating
LT - Low Temp. (204°C Max.)
HT - High Temp. (482°C Max.)
VT - High Temp. (850°C Max.) High Vibration

Length (T) Inches

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