The H38 is an explosion proof version of the field-proven H25 encoder series. The H38 is UL certified for NEMA Class 4X and 6 (outdoor nonhazardous locations) and Class 4X and 13 (indoor non-hazardous locations). It is available with single and triple certifications for use in hazardous locations and includes a standard shaft seal, double bearing seals, and a cast aluminum housing with hard anodized and dichromate sealed finish. The H38 is suitable for use in petroleum service industries, solvent refining operations, spray painting applications, and explosive dust environments.
BEI Sensors H38 Series Incremental Encoder
H38 Series Incremental Encoder
Description
Additional information
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About Bei Sensors
BEI Sensors is specialized in reliable position sensing products for harsh environments. BEI Sensors can provide a wide selection of products for any tough application, from basic off-the-shelf to entirely bespoke solutions. BEI Sensors provides a wide product portfolio, engineering experience, and unmatched product support to the industrial, military/aerospace, and transportation markets. Its product line includes rotary and linear position sensors, potentiometers, Hall Effect sensors, absolute and incremental encoders, panel controls, electronic interface modules.
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Specification
| Shaft Diameter | 3/8” nominal |
| Shaft Loading | Up to 40 pounds axial and 20 pounds radial applied 1/4” from housing |
| Shaft Runout | 0.0005 T.I.R |
| Starting Torque at 25°C | 4.0 in-oz (max) |
| Bearings | Class ABEC 7 standard |
| Shaft Material | 303 stainless steel |
| Enclosure | Die cast aluminum, hard anodized with dichromate sealed finish. Shaft seals and sealed bearings are standard to achieve environmental ratings. |
| Bearing Life | 2 X 108 revs (1300 hrs at 2500 RPM) at rated load; 1 X 1010 revs (67,000 hrs at 2500 RPM) at 10% of rated load |
| Maximum RPM | 10,000 RPM |
| Moment of Inertia | 4.1 X 10-4 oz-in-sec2 UL & MSHA/ 1.7 X 10–3 oz-in-sec2 CEN |
| Weight | 64 oz typical (approx 4 lbs) |
