Encoders without bearings - incremental Through hollow shaft ø60 to ø85 mm 1000…2500 pulses per revolution ITD 75 A 4 Features –– Encoder with through hollow shaft max. ø85 mm –– Max. 2500 pulses per revolution –– Optical sensing –– Mounting hole circle ø162 mm –– TTL or HTL output signals –– Without own bearings –– Cable output radial Optional –– Cable with connector Technical data - mechanical design Voltage supply Size (flange) ø150 mm Motor shaft tolerance 0.2 mm axial 0.2 mm radial Shaft type ø60...85 mm (through hollow shaft) Protection DIN EN 60529 IP 54 Operating temperature -20...+70 °C Operating speed ≤3000 rpm Resistance DIN EN 60068-2-6 Vibration 10 g, 55-2000 Hz DIN EN 60068-2-27 Shock 100 g, 11 ms Materials Housing: aluminium Shaft: aluminium Relative humidity 90 % Connection Cable 1 m Weight approx. 1500 g 5 VDC ±5 % 8...30 VDC Consumption w/o load < 100 mA Sensing method Optical Pulses per revolution 1000...2500 Output stages TTL linedriver (short-circuit proof) HTL push-pull (short-circuit proof) Output signals A, B, N + inverted Reference signal Zero pulse, width 90° Output frequency ≤120 kHz Reverse polarity protection Yes Interference immunity DIN EN 61000-6-2 Emitted interference DIN EN 61000-6-3 1 www.baumer.com/motion 4/3/2014 Technical data - electrical ratings Subject to modification in technic and design. Errors and omissions excepted. ITD 75 A 4 with through hollow shaft Encoders without bearings - incremental Through hollow shaft ø60 to ø85 mm 1000…2500 pulses per revolution ITD 75 A 4 Part number ITD 75 A 4 KR1 S IP54 Protection IP54 IP 54 60 65 70 75 80 85 Through hollow shaft ø60 mm ø65 mm ø70 mm ø75 mm ø80 mm ø85 mm Operating temperature S -20...+70 °C Connection KR1 Cable 1 m, radial Output signals BI A, A inv, B, B inv 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 2048 2500 Subject to modification in technic and design. Errors and omissions excepted. 1024 2 www.baumer.com/motion 4/3/2014 1000 Encoders without bearings - incremental Through hollow shaft ø60 to ø85 mm 1000…2500 pulses per revolution ITD 75 A 4 Output signals Terminal assignment Clockwise rotation when looking at the mounting side. Core colour Assignment green Track A brown Track A inv. Track A grey Track B black Track B inv. Track A pink Track N white Track N inv. red UB blue GND yellow UB-Sense violet GND-Sense transparent Shield/Housing BI-Output signals Track B 90° Track B NI-Output signals Trigger level Track A Track A Track B Track B Outputs 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 90° Track N Track N 3 www.baumer.com/motion 4/3/2014 Subject to modification in technic and design. Errors and omissions excepted. 90° Encoders without bearings - incremental Through hollow shaft ø60 to ø85 mm 1000…2500 pulses per revolution ITD 75 A 4 Dimensions (60) 53 7±0.1 eccentric disc type C material-no.: 11064324 (accessory) ° ø5.2 cable, radial, ... m KR... ~1 6 d H6 ø150±0.1 ø143 ø120H6 ø1 62 2 set screws DIN 916 - M5x5 A/F2.5 tightening torque max. 3 Nm (displaced 120°) 60 3 4 Subject to modification in technic and design. Errors and omissions excepted. 025- 6 4 www.baumer.com/motion 4/3/2014 4