Incremental encoders Through hollow shaft ø28 to ø30 mm 1024…10000 pulses per revolution ITD 41 A 4 Y68 Features –– Encoder with through hollow shaft ø28...30 mm –– Max. 10000 pulses per revolution –– Optical sensing –– Mounting by torque support –– TTL or HTL output signals –– Cable output radial Optional –– Cable with connector –– Extended operating temperature range Technical data - mechanical design Voltage supply Size (flange) ø80 mm Shaft type ø28...30 mm (through hollow shaft) Motor shaft tolerance 0.25 mm axial 0.05 mm radial Mounting kit 050 Protection DIN EN 60529 IP 65 Operating speed ≤5000 rpm ≤3000 rpm IP 65 (>70 °C) 5 VDC ±5 % 8...30 VDC Reverse polarity protection Yes Consumption w/o load ≤100 mA Pulses per revolution 1024...10000 Reference signal Zero pulse, width 90° Sensing method Optical Output frequency ≤300 kHz (TTL) ≤160 kHz (HTL) Output signals A, B, N + inverted Starting torque ≤0.01 Nm (+20 °C) Output stage TTL linedriver (short-circuit proof) HTL push-pull (short-circuit proof) Materials Housing: aluminium, black, powder-coated Shaft: stainless steel Operating temperature -20...+70 °C -20...+100 °C Relative humidity 90 % non-condensing Resistance DIN EN 60068-2-6 Vibration 10 g, 55-2000 Hz DIN EN 60068-2-27 Shock 30 g, 11 ms Connection Cable 1 m Weight approx. 580 g Interference immunity DIN EN 61000-6-2 Emitted interference DIN EN 61000-6-3 1 www.baumer.com/motion 7/10/2013 Technical data - electrical ratings Subject to modification in technic and design. Errors and omissions excepted. ITD 41 A 4 Y68 with through hollow shaft Incremental encoders Through hollow shaft ø28 to ø30 mm 1024…10000 pulses per revolution ITD 41 A 4 Y68 Part number ITD 41 A 4 Y68 NI KR1 050 Mounting kit 050 Mounting accessory kit 050 IP54 IP65 Protection IP 54 IP 65 Through hollow shaft 28 ø28 mm, clamping ring 29 ø29 mm, clamping ring 30 ø30 mm, clamping ring Operating temperature S -20...+70 °C E -20...+100 °C Connection KR1 Cable 1 m, radial Output signals NI A, A inv, B, B inv, 0, 0 inv Voltage supply / signals T 5 VDC / TTL level, linedriver H 8...30 VDC / HTL level, push pull R 8...30 VDC / TTL level, linedriver Pulse number - see table Pulse number 3072 3600 4096 5000 10000 Subject to modification in technic and design. Errors and omissions excepted. 2048 2500 2 www.baumer.com/motion 7/10/2013 1024 2000 Incremental encoders Through hollow shaft ø28 to ø30 mm 1024…10000 pulses per revolution ITD 41 A 4 Y68 Output signals Terminal assignment Clockwise rotation when looking at the mounting side. Core colour Assignment brown Track A green Track A inv. Track A grey Track B pink Track B inv. Track A red Track N black Track N inv. NI-Output signals Track B Track B brown 0,5 mm2 UB white 0,5 mm GND 2 blue UB-Sense white GND-Sense transparent Shield/Housing 90° Track N 90° Linedriver Output level High ≥2.4 V Output level Low ≤0.5 V Load ≤70 mA Outputs Push-pull short-circuit proof Output level High ≥UB -3 V Output level Low ≤1.5 V Load ≤70 mA Dimensions 10 mounting side (proposition) d H6 mounting kit 050 (standard) 32 57 cylinder head screw DIN 912 - M4x14 A/F3 tightening torque max. 2.2 Nm 7 approx. 22 2 spacers ø80 color mark (clamping ring customer side) d g6 M4 min. 30 45 33 observe position! (slot of the hollow shaft and the clamp ring) 4.5 cable, radial, ... m KR... 20 flexible torque support 026- 5 Y68 3 www.baumer.com/motion 7/10/2013 Track N Subject to modification in technic and design. Errors and omissions excepted. Trigger level Outputs Incremental encoders Through hollow shaft ø28 to ø30 mm 1024…10000 pulses per revolution 4 www.baumer.com/motion 7/10/2013 Subject to modification in technic and design. Errors and omissions excepted. ITD 41 A 4 Y68