Incremental encoders ITD 41 A 4 Y70 2000 H BX D1SR7 S 30 series with hollow shaft going through. They have aluminium housing and shaft of stainless steel and mounting at torque support. All encoders of Baumer stand out by their high quality and long period of exploitation. The main characteristics of ITD 41 A 4 Y70 2000 H BX D1SR7 S 30: Size: ø 80 mm; Protection: up to IP54; Number of pulses: 2000 pulses / revolution; Type of connection: socket type 1, pin contacts, radial, 7-poles; Operating temperature: 0 °C to +70 °C; Hollow shaft diameter: 30 mm; Frequency response: up to 300 kHz; Voltage supply 8...30 VDC 5 VDC ±5 %; Logic level TTL or HTL; Socket radial.