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ERN1387 - Rotary Encoders

Download the ERN1387 datasheet PDF. This datasheet also covers the ERN1321 variant, as both devices belong to the same rotary encoders family and are provided as variant models within a single manufacturer datasheet.

General Description

Absolute ECN 1325 Interface1) Ordering designation Position values/rev Elec.

/ system accuracy EnDat 2.2 EnDat22 33 554 432 (25  bits)  12 000 min 1 (for continuous position value)  7

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ERN1321-HEIDENHAIN.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number ERN1387
Manufacturer HEIDENHAIN
File Size 788.68 KB
Description Rotary Encoders
Datasheet download datasheet ERN1387 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Product Information ECN 1313 ECN 1325 ERN 1321 ERN 1387 Rotary Encoders with Plane-Surface Coupling for Elevator Servo Drive Control 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.