1980R Series Rotating Cam Limit Switch with Resolver

Many press operations are now being fitted with automation equipment that requires limit switch outputs. While most press control outputs remain unchanged from die to die, the automation outputs frequently require adjustment. The 1980R Series Rotating Cam limit Switch with Resolver provides the safety and reliability of mechanical cams for press control circuits. The industrial grade resolver supplies the input to a programmable limit switch that provides the automation for the frequently changed outputs.

The 1980R Series Cam Limit Switch is available in NEMA 1, NEMA 4 & 5, NEMA 7, NEMA 9, and NEMA 12 enclosures, and can be ordered with 2 to 40 circuits.


• Resolver Output
• Precision Cam adjustment at any angular position of the Camshaft
• Speeds from 0 to 500 RPM in either direction
• No special Cams required for any contact setting from 4° to 356°
• No tools required to adjust Cam setting
• Accurate repeatability
• GEMCO rugged duty precision snap action switches
• U.L. recognized switches under file E56660

• Straight Drive and Right Angle Gear Reducers
• Timing Dial and Timing Dial Windows
• Double Ended Shafts
• Special shaft extension and keyway
• Resolvers, Encoders or Potentiometers driven off the Camshaft
• Heaters and Thermostats
• Adjustable Coupling (See Catalog Section (3001)
• Special Conduit Opening
• Special Cams and Large 6” Metal Cams for Higher Resolution
• Add-A-Cam Feature
• Stainless Steel – Nema 4X


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