Encoders without bearings - incremental Blind hollow shaft ø10 to ø16 mm 1...32 pulses per revolution ITD 27 A 4 Y27 Features –– Encoder with blind hollow shaft ø10...16 mm –– Max. 32 pulses per revolution –– Magnetic sensing –– Mounting on shaft by set screws –– HTL output signals –– Cable output radial –– Sealed electronics Optional –– Cable with connector Technical data - mechanical design Voltage supply 8...26 VDC Size (flange) ø58 mm Consumption w/o load < 20 mA Motor shaft tolerance Sensing method Magnetic 0.25 mm axial 0.1 mm radial Pulses per revolution 1...32 Shaft type ø10...16 mm (blind hollow shaft) Output stages Push-pull short-circuit proof Protection DIN EN 60529 Output signals A 90° B IP 67 (relating to sealed electronics) Operating temperature -30...+85 °C Operating speed ≤12000 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. 220 g Reverse polarity protection Yes Output signals Clockwise rotation when looking at the mounting side. AX-Output signals Track A BX-Output signals Terminal assignment Track A Track B 90° 1 Core colour Assignment green Track A grey Track B brown UB white GND transparent Shield/Housing www.baumer.com/motion 4/3/2014 Technical data - electrical ratings Subject to modification in technic and design. Errors and omissions excepted. ITD 27 A 4 Y27 with blind hollow shaft Encoders without bearings - incremental Blind hollow shaft ø10 to ø16 mm 1...32 pulses per revolution ITD 27 A 4 Y27 Part number ITD 27 A 4 Y27 H KR1 S IP67 Protection IP67 IP 67 10 11 ... 16 Blind hollow shaft ø10 mm ø11 mm ... ø16 mm Operating temperature S -30...+85 °C Connection KR1 Cable 1 m, radial Output signals AX A BX A, B Voltage supply / signals H 8...26 VDC / HTL level, push pull Pulse number - see table Pulse number 20 32 Outputs Push-pull short-circuit proof Output level High ≥UB -3 V Output level Low ≤1.5 V Load ≤20 mA Subject to modification in technic and design. Errors and omissions excepted. 8 16 1 3.5 ø58-0.05 accessory: 2x plate DIN 125 - A 4.3 accessory: 2x cylinder head screw DIN 912 - M4x10 ø64 d H6 d g6 ø40 ø58G7 mounting side 21.5 (proposition) 2 set screws 12±0.2 DIN 916 -M4x5 2 A/F2 tightening torque max. 2.2 Nm 12 ø64 2xM4 Dimensions cable, radial KR... 028-12 Y27 2 www.baumer.com/motion 4/3/2014 1 4 Trigger level