Incremental encoders, DFS2x, DFS20A-B2AAD002000, Mechanical design: Solid shaft Servo flange 3/8″ x 16 mm, Communication interface: 4.5 V ... 5.5 V, TTL, RS-422, non programmable, Connection type: Male connector, MS, 10-pin, radial, Pulses per revolution: 2,000