Light and Medium Weight Oil — Temperature
maintenance and heating of heat transfer oils.
Improve flow ability of medium weight oils.
Terminal Enclosure — E1 General Purpose
is standard. E2 Moisture Resistant/Explosion
Proof or E4 Moisture Resistant Enclosures
Elements — 0.475" diameter steel sheath
Flange — 3 - 10" ANSI B-16.5 Blind flange
with 1/2" thermowell for thermostat bulb and a
1/8" NPT threaded opening for a thermocouple
Vessel — Pipe body and nozzles are ASTM
A53B carbon steel pipe. The end disk is ASTM
A516 Grade 70 carbon steel plate. Provided
with thermal insulation and painted sheet metal
Wiring — Convenient field wiring terminals are
provided for easy installation.
Controls — Series 3 and 6 stock and assembly
stock heaters come equipped with side
mounted thermostat. Series 18 and 27 are
furnished without thermostat.
WARNING — Hazard of Fire. These devices
function as temperature controls only. Because
they do not fail-safe, an approved temperature
and/or pressure safety control must be used
for safe operation. Consult Controls section of