Incremental encoders Through hollow shaft ø40 to ø65 mm 1000…2500 pulses per revolution ITD 70 A 4 Y 9 Features –– Encoder with through hollow shaft max. ø65 mm –– Max. 2500 pulses per revolution –– Optical sensing method –– Mounting by torque support –– Mounting hole circle ø164 mm –– TTL or HTL output signals –– Flange socket radial Technical data - electrical ratings Technical data - mechanical design Voltage supply Size (flange) ø150 mm Shaft type ø40...65 mm (through hollow shaft) Motor shaft tolerance 0.5 mm axial 0.1 mm radial Mounting kit 051 Protection DIN EN 60529 IP 54 Operating speed ≤4000 rpm Housing: aluminium, black, powder-coated Shaft: stainless steel 5 VDC ±5 % 8...30 VDC Reverse polarity protection Yes ≤100 mA Pulses per revolution 1000...2500 Reference signal Zero pulse, width 90° Sensing method Optical Output frequency ≤120 kHz Output signals A, B, N + inverted Materials Output stages TTL linedriver (short-circuit proof) HTL push-pull (short-circuit proof) Operating temperature -20...+70 °C Relative humidity 90 % non-condensing Interference immunity DIN EN 61000-6-2 Resistance Emitted interference DIN EN 61000-6-3 DIN EN 60068-2-6 Vibration 10 g, 55-2000 Hz DIN EN 60068-2-27 Shock 100 g, 6 ms Connection Connector M23 type 2, 12-pin Weight approx. 2900 g 1 www.baumer.com/motion 5/11/2014 · Consumption w/o load · Subject to modification in technic and design. Errors and omissions excepted. ITD 70 A 4 Y 9 with through hollow shaft Incremental encoders Through hollow shaft ø40 to ø65 mm 1000…2500 pulses per revolution ITD 70 A 4 Y 9 Part number ITD 70 A 4 Y 9 D2SR12 S IP54 051 Mounting kit 051 Mounting kit 051 Protection IP54 IP 54 40 45 50 55 60 65 Through hollow shaft ø40 mm ø45 mm ø50 mm ø55 mm ø60 mm ø65 mm Operating temperature S -20...+70 °C Connection D2SR12 Flange socket type 2, pin contacts, radial, 12-pin 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 Connectors and cables 2500 11072792 Connector S2BG12, 1 m cable (incremental) 11072796 Connector S2BG12, 2 m cable (incremental) 11072804 Connector S2BG12, 5 m cable (incremental) 11072815 Connector S2BG12, 10 m cable (incremental) · 1024 2 www.baumer.com/motion 5/11/2014 1000 Accessories · Subject to modification in technic and design. Errors and omissions excepted. Output signals BI A, A inv, B, B inv NI A, A inv, B, B inv, 0, 0 inv Incremental encoders Through hollow shaft ø40 to ø65 mm 1000…2500 pulses per revolution ITD 70 A 4 Y 9 Output signals Terminal assignment Clockwise rotation when looking at the mounting side. ConnectorAssignment Pin5TrackA BI-Output signals Pin6TrackAinv. Pin8TrackB Track A Pin1TrackBinv. Pin3TrackN Track A Pin4TrackNinv. Pin12UB Track B Pin10GND Pin2UB-Sense 90° Track B Pin11GND-Sense Pin9– Pin7– NI-Output signals Track A Track A Track B 1 2 9 10 8 12 11 3 4 7 6 5 Track B 90° Track N ≥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° Output level High 3 www.baumer.com/motion 5/11/2014 Track N Linedriver · Subject to modification in technic and design. Errors and omissions excepted. Trigger level Outputs Incremental encoders Through hollow shaft ø40 to ø65 mm 1000…2500 pulses per revolution ITD 70 A 4 Y 9 3 mounting kits 051 (standard) 7 61 flexible torque support ø150 ø6.6 ø1 3 spacers cylinder head screw DIN 912 - M8x30 A/F6 tightening torque max. 10 Nm 64 mounting side (proposition) 60 d H6 d g6 13 connector type 2, pin contacts, radial, 12-pin D2SR12 120° · · Subject to modification in technic and design. Errors and omissions excepted. 026-40 Y 9 4 www.baumer.com/motion 5/11/2014 3xM6 Dimensions