Sine encoders Through hollow shaft ø20 to ø27 mm 1024, 2048 sinewave cycles per turn ITD 42 A 4 Y79 Features –– Encoder with through hollow shaft ø20...27 mm –– Max. 2048 sinewaves cycles per turn –– Sine output signals 1 Vpp –– Mounting by torque support –– Cable output radial Optional –– Cable with connector Technical data - mechanical design Voltage supply Size (flange) ø80 mm Shaft type ø20 mm (through hollow shaft) ø22 mm (through hollow shaft) ø25 mm (through hollow shaft) ø27 mm (through hollow shaft) Motor shaft tolerance 0.25 mm axial 0.1 mm radial Mounting kit 050 Protection DIN EN 60529 IP 65 Operating speed ≤5000 rpm Starting torque ≤0.015 Nm (+20 °C) Materials Housing: aluminium, black, powder-coated Shaft: stainless steel Operating temperature -20...+85 °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. 600 g 5 VDC ±10 % 8...30 VDC Reverse polarity protection Yes Consumption w/o load ≤90 mA Sinewave cycles per turn 1024...2048 Sensing method Optical Output frequency ≤180 kHz (-3 dB) Output signals A, B, 0 Output stages SinCos 1 Vpp 1 www.baumer.com/motion 6/3/2015 Technical data - electrical ratings Subject to modification in technic and design. Errors and omissions excepted. ITD 42 A 4 Y79 with through hollow shaft Sine encoders Through hollow shaft ø20 to ø27 mm 1024, 2048 sinewave cycles per turn ITD 42 A 4 Y79 Part number ITD 42 A 4 Y79 NI KR1 S IP65 050 Mounting kit 050 Mounting kit 050 Protection IP65 IP 65 20 22 25 27 Through hollow shaft ø20 mm, clamping ring ø22 mm, clamping ring ø25 mm, clamping ring ø27 mm, clamping ring Operating temperature S -20...+85 °C Connection KR1 Cable 1 m, radial Output signals NI A+, A-, B+, B-, N+, NVoltage supply / signals M 5 VDC / sine 1 Vpp S 8...30 VDC / sine 1 Vpp Sinewave cycles - see table Sinewave cycles Subject to modification in technic and design. Errors and omissions excepted. 2048 2 www.baumer.com/motion 6/3/2015 1024 Sine encoders Through hollow shaft ø20 to ø27 mm 1024, 2048 sinewave cycles per turn ITD 42 A 4 Y79 Output signals Terminal assignment Clockwise rotation when looking at the mounting side. Core colour Assignment green Track A + brown Track A – grey Track B + black Track B – pink Track N + white Track N – red UB blue GND yellow UB-Sense violet GND-Sense transparent Shield/Housing A 2.5 V 0.4 V 2.5 V B Z Output signal level Outputs Sine Output amplitude A + B 1 VPP at Z0 = 120 Ω Output amplitude N approx. 0,4 V (useable part) at Z0 = 120 Ω Dimensions 45 ø80 observe position! (hollow shaft cutout of clamping ring) 30 32 57 ~ 22 M4 min. 30 9.5 cylinder head screw DIN 912M4x12 A/F3 tightening torque max. 2.2 Nm d H6 d g6 mounting side (proposition) 2 spacers mounting kit 050 (standard) 7 flexible torque support 4.5 cable, radial KR... 3 20 Subject to modification in technic and design. Errors and omissions excepted. 1 VPP 90° el. 026- 5 Y79 www.baumer.com/motion 6/3/2015 2.5 V differential signals 1 VPP 360° el. Sine encoders Through hollow shaft ø20 to ø27 mm 1024, 2048 sinewave cycles per turn 4 www.baumer.com/motion 6/3/2015 Subject to modification in technic and design. Errors and omissions excepted. ITD 42 A 4 Y79