Size 34 actuator has optical incremental encoder design with 2 channel quadrature TTL squarewave output and optional index output. Offered in resolution from 100-2,048 cycles/rev or 400-8,192 ppr, encoder has operating temperature of -40 to +100°C. Internal monolithic electronic module converts real-time position, speed, and direction into TTL-compatible outputs. Available in resolutions from 0.0005-0.005 in./step, actuator delivers thrusts to 500 lb.