SERIES 25

Product catalog summary

Overview: The document provides detailed specifications and features of Grayhill's Series 25 Multi-Deck Mechanical Encoders. These encoders are designed for reliability and manufactured to ISO 9001 and military standards, offering multiple code and indexing choices, termination options, and custom configurations.

Features: The encoders are less than 1.0" square, with options for panel and shaft seals. They are available with multiple code outputs, including binary, quadrature, and gray code, and can be customized for specific applications.

Specifications:

Electrical Ratings: Switching loads of 150 mA at 120 Vac or 28 Vdc, with a current carrying capacity of 250 mA at 28 Vdc. Contact resistance is 75 mΩ max after life, and insulation resistance is 1000 mΩ minimum.
Mechanical Ratings: Stop strength is 10 in-lbs minimum, with rotational torque between 4-20 in-oz depending on the number of decks. Operating temperature ranges from -65°C to +85°C.
Materials: Components include die-cast zinc alloy bushings, thermoplastic decks, gold/silver/nickel-plated contacts, and stainless steel shafts.

Dimensions: The encoders have specific dimensions for various components, with a package size of .865" square and decks spaced .200" apart.

Ordering Information: For pricing and discounts, contact local sales or authorized distributors. Control knobs are available as additional accessories.

Catalog excerpts

Mechanical Encoders FEATURES • Multiple Code and Indexing Choices • Reliability Tested to Listed Specifications • Less than 1.0" Square • Termination Choices • Panel and Shaft Seal Option • Manufactured to ISO 9001 and Military Standards • Custom Configurations Available Optical and Mechanical Encoders PART NUMBER, DATE CODE, AND PINOUT ID LABEL Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois

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SPECIFICATIONS Electrical Ratings Switching Loads: 150 mA at 120 Vac, resistive; 150 mA at 28 Vdc, resistive Current Carrying Capacity: 250 mA at 28 Vdc, resistive Contact Resistance: 75 mQ max. after life Insulation Resistance: 1000 mQ minimum between terminals and shaft Voltage Breakdown: 1000 Vac minimum between terminals and shaft Life Expectancy: 50,000 cycles at rated loads Contacts: Shorting Mechanical Ratings Stop Strength: 10 in-lbs minimum Rotational Torque: 4-20 in-oz, dependent on the number of decks Operating Temperature Range: -65°C to +85°C Non-Turn Device: Flatted mounting bushing,...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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