ERN1387 PDF Datasheet – Rotary Encoder

Part Number: ERN1387

Function: Rotary Encoder

Package: Module type

Manufacturer: HEIDENHAIN

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Description

This is Rotary Encoders with Plane-Surface Coupling for Elevator Servo Drive Control.

Product Information ECN 1313 ECN 1325 ERN 1321 ERN 1387  October 2013 ECN/ERN 1300 series Rotary Encoders with integral bearings for elevator technology • Simple installation • Rigid shaft coupling • Plane-surface coupling for large mounting tolerances • Uniform dimensions for various interfaces  A = Bearing of mating shaft B = Bearing of encoder k = Required mating dimensions m = Measuring point for operating temperature À = Screw plug, widths A/F 3 and 4, tightening torque 5+0.5 Nm Á = 12-pin PCB connector  =  Self-tightening screw M5 x 50 DIN 6912 SW4, tightening torque 5 +0.5 Nm à =  M10 back-off thread Å =  M6 back-off thread Å =  Max. permissible tolerance with moving motor shaft ± 1.5 Æ =  Max. permissible static radial offset of motor shaft in indicated direction ± 0.13 mm Ç =  Direction of scanning unit motion for output signals in accordance with interface description Absolute ECN 1325 Interface1) Ordering designation Position values/rev Elec. permissible speed/ Deviation2) Calculation time tcal Clock frequency Incremental signals1) Line count*/ system accuracy EnDat 2.2 EnDat22 33 554 432 (25 bits)  12 000 min–1 (for continuous position value)  7 µs  8 MHz – 2048/± 20“ EnDat01 8192 (13 bits)  1 500 min–1/± 1 LSB  12 000 min–1/± 50 LSB  9 µs  2 MHz » 1 VPP ECN 1313 Incremental ERN 1387 » 1 VPP – Z1 track3) – – ERN 1321 « TTL – – » 1 VPP 2048/± 20“ « TTL 1024/± 64“ 2048/± 32“ 4096/± 16“ 5000/± 13“ Reference mark Cutoff frequency –3 dB Scanning frequency Edge separation Electrical connection Via PCB connector Voltage supply Power consumption1) (maximum) Current consumption Stator coupling Shaft Mech. permissible speed n Starting torque Moment of inertia of rotor Permissible axial motion of measured shaft5) Radial runout of the measured shaft Vibration 55 to 2000 Hz Shock 6 ms Operating temperature Protection EN 60 529 Weight – – – – Rotary encoder: 12-pin 12-pin Temperature sensor4): 4-pin 3.6 V to 14 V DC 3.6 V: 600 mW 14 V:  700 mW 5 V: 85 mA (typical, without load) Plane-surface coupling Taper shaft ¬ 9.25 mm; taper 1:10  12 000 min –1 One  400 kHz  210 kHz – – 14-pin 5 V ± 0.25 V – –  300 kHz  0.35 µs 12-pin 5 V ± 0.5 V –  130 mA (without load)  120 mA (without load)  0.01 Nm (at 20 °C) 2.6 · 10–6 kgm2 ± 1.5 mm 0.13 mm (static, radial offset ± 0.13 mm)  300 m/s26) (EN 60 068-2-6)  2000 m/s2 (EN 60 068-2-27) –40 °C to 115 °C IP 40 when mounted Approx. 0.25 kg –40 °C to 120 °C – Please select when ordering 1) See catalog: Interfaces of HEIDENHAIN Encoders 2) Speed-dependent deviations between the absolute value and incremental signal 3) One sine and one cosine signal per revolution 4) Evaluation optimized for KTY 84-130 5) Compensation of mounting tol […]

 

ERN1387 Datasheet