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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.