R135/R137 Rotary Incremental Encoder

Product catalog summary

Overview: The Gurley Model R137 is a rotary incremental encoder designed for industrial applications requiring high resolution in a compact form. It offers a maximum resolution of 230,400 counts per revolution and is ISO 9001 certified.

Specifications:

Motion Type: Rotary
Usage Grade: Light to Medium Industrial
Output: Incremental
Max Resolution: 230,400 counts/rev (6 arcseconds/count)
Dimensions: 37 mm diameter x 37 mm length
Sealing: IP66, except IP64 at shaft exit
Operating Temperature: 32 to 158°F (0 to 70°C)
Storage Temperature: 0 to 160°F (-18 to 71°C)
Humidity: 98% RH, non-condensing
Shock and Vibration: 50 g, 11 ms shock; 15 g, 0-2000 Hz vibration

Mechanical Features:

LED illumination for long life (>100,000 hours)
Differential photo-detectors for signal stability
Single-board, surface-mount electronics for reliability
RS-422 differential line driver output for noise immunity
Zero index signal
Sealed bearings for contamination resistance
Monolithic integrated ASIC for resolutions up to 57,600 cycles/rev

Electrical Connections:

Input Power: +5 VDC @100 mA max.
Output: Quadrature square waves at 1, 2, 5, 10, or 16 times the line count
Output Code Options: Buffered sinusoids or RS422 differential line driver square waves

Ordering Information: The encoder can be customized with various shaft types, line counts, index formats, output formats, interpolation factors, base types, cable lengths, cable exits, connectors, and shaft diameters. Special features and accessories are available upon request.

Warranty: Gurley Precision Instruments offers a limited warranty against defects in material and workmanship for one year from the date of shipment.

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