The H20 Series of shafted encoders have a reliable dual-row bearing design. Code: Incremental, Optical; Resolution: 1 to 2540 PPR (pulses/revolution); Accuracy: (worst case any edge to any other edge); <1024 PPR (metal disk): ±7.5 arc-min. ; =1024 PPR (glass disk): ±2.5 arc-min.; Format: Two channel quadrature (AB) with optional Index (Z) and complementary outputs; Phase Sense: A leads B for CCW shaft rotation as viewed from the shaft end of the encoder Quadrature Phasing: 90° ± 22.5° electrical; Symmetry: 180° ± 18° electrical; Index: 180° ± 18° electrical (gated with B low); Waveforms: Squarewave with rise and fall timesless than 1 microsecond into a load capacitance of 1000 pf; Input Power: 5 to 26 VDC at 80 mA max., not including output loads; Outputs: 7273 Open Collector: 40mA, sink max; 7272 Push-Pull: 40mA, sink or source; 7272 Differential Line Driver: 40 mA, sink or source; 4469 Differential Line Driver: 100mA, sink or source; Frequency Response: 100 kHz min. (index 75 kHz min. for extended tempera