Details:

Standard Features

• 3/4" NPT conduit feed-through hubs offset for maximum clearence and capacity.• 7/16" thick base for blind tapped instrument mounting holes in any location• Glass cover models have a large 2-5/8" diameter, tempered glass window for local read out• 60° chamfer on window opening provides enhances viewing angle• Buna-Nitrile rubber gasket for NEMA Type 4X watertight applications• Front boss for bracket mounting or for use as additional conduit or sensor entry• Corrosion resistant, "safety blue" polyester powder coating (other colors available)• Internal and external ground screws and tamper resistant cover set screw for extra safety• Stainless steel hardware 

Design Options

• Mounting lugs with 5/16" holes (add suffix "L" to catalog number)• Additional small hole drilling and tapping in the backwall for mounting of instrumentation• 1/2" NPT or 3/4" NPT opening into back wall conduit, sensor or probe• Front boss modifications: 1/2", 3/4" or 1" NPT; 1/2", 3/4" or 1" NPSM; or 20mm for 25mm for sensor, probe or conduit entry• 1/2" NPT reducers are available - add suffix "2" to catalog number• 1/4-20 UNC holes in front boss for bracket mounting (consult factory for other sizes)