Incremental encoders Blind hollow shaft ø20 to ø27 mm 200…2048 pulses per revolution ITD 40 A 4 Y141 Features –– Encoder with blind hollow shaft ø20...27 mm –– Max. 2048 pulses per revolution –– Optical sensing method –– Stainless steel design (1.4305) –– Mounting by torque support –– TTL or HTL output signals –– Cable output radial –– High protection Optional Technical data - mechanical design Voltage supply Size (flange) ø89 mm Shaft type ø20 mm (blind hollow shaft) ø22 mm (blind hollow shaft) ø25 mm (blind hollow shaft) ø27 mm (blind hollow shaft) Motor shaft tolerance 0.25 mm axial 0.1 mm radial Mounting kit 081 Protection DIN EN 60529 IP 66 Operating speed ≤2500 rpm Starting torque ≤0.02 Nm (+20 °C) Materials Housing: stainless steel Shaft: stainless steel Operating temperature -20...+70 °C Relative humidity 90 % non-condensing Resistance DIN EN 60068-2-6 Vibration 10 g, 55-2000 Hz DIN EN 60068-2-27 Shock 100 g, 11 ms Connection Cable 1 m Weight approx. 1850 g 5 VDC ±5 % 8...30 VDC Reverse polarity protection Yes Consumption w/o load ≤100 mA Pulses per revolution 200...2048 Reference signal Zero pulse, width 90° Sensing method Optical Output frequency ≤120 kHz Output signals A, B, N + inverted Output stages TTL linedriver (short-circuit proof) HTL push-pull (short-circuit proof) Interference immunity DIN EN 61000-6-2 Emitted interference DIN EN 61000-6-3 1 www.baumer.com/motion 28/1/2016 Technical data - electrical ratings Subject to modification in technic and design. Errors and omissions excepted. –– Cable with connector ITD 40 A 4 Y141 with blind hollow shaft Incremental encoders Blind hollow shaft ø20 to ø27 mm 200…2048 pulses per revolution ITD 40 A 4 Y141 Part number ITD 40 A 4 Y141 KR1 S IP66 081 Mounting kit 081 Mounting kit 081 Protection IP66 IP 66 20 22 25 27 Blind hollow shaft ø20 mm ø22 mm ø25 mm ø27 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 720 1000 1024 2048 Subject to modification in technic and design. Errors and omissions excepted. 500 512 2 www.baumer.com/motion 28/1/2016 200 360 Incremental encoders Blind hollow shaft ø20 to ø27 mm 200…2048 pulses per revolution ITD 40 A 4 Y141 Output signals Terminal assignment Clockwise rotation when looking at the mounting side. Core colour Assignment green Track A yellow Track A inv. Track A grey Track B pink Track B inv. Track A brown Track N white Track N inv. rot UB blue GND violet UB-Sense black 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 Dimensions 11 mounting kit 081 (standard) 32 30 7 observe position ! (slot of the end shaft and the clamping ring) 135 cylinder head screw DIN 912 - M4 A/F3 tightening torque max. 2.2 Nm ø89 57 approx.16 d H6 d g6 mounting side (proposition) cable, radial KR... flexible torque support 026- 5 Y141 3 www.baumer.com/motion 28/1/2016 90° Subject to modification in technic and design. Errors and omissions excepted. Track N Incremental encoders Blind hollow shaft ø20 to ø27 mm 200…2048 pulses per revolution 4 www.baumer.com/motion 28/1/2016 Subject to modification in technic and design. Errors and omissions excepted. ITD 40 A 4 Y141