Nema 11 Closed-loop Geared Stepper L=51mm Gear Raio 51:1 Encoder 1000PPR(4000CPR)

This is a Nema 11 closed loop stepper motor combined with a 1000ppr (4000cpr) incremental optical encoder and a planetary gearbox with a gear ratio of 51.89:1. The built-in encoder, gearbox and compact size make the motor ideal for applications required limited space, precise positioning capabilities and high torque.

Motor Specification

• Manufacturer Part Number: 11HS20-1004D-E1000-PG51
• Motor Type: Bipolar Stepper
• Step Angle without Gearbox: 1.8deg
• Holding Torque without Gearbox: 0.14Nm(19.83oz.in)
• Rated Current/phase: 1.0A
• Phase Resistance: 3.5ohms
• Inductance: 3.2mH±20%(1KHz)
• Number of Leads: 4
• Lead Length: 300mm

Gearbox Specifications

• Gearbox Type: Planetary
• Gearbox Length: 42.7mm
• Gear Ratio: 51.89:1
• Efficiency: 73%
• Shaft Diameter: Φ6mm
• Shaft Length: 18mm
• Backlash at No-load: <=3deg
• Max.Permissible Torque: 4Nm(566.45oz.in)
• Moment Permissible Torque: 6Nm(849.67oz.in)

Encoder Specification

• Output Circuit Type: Differential Type
• Encoder Type: Optical Incremental
• Encoder Resolution: 1000PPR(4000CPR)
• Output Signal Channels: 3 Channels
• Supply Voltage Min: 4.5V
• Supply Voltage Max: 5.5V
• High Level Output Voltage: 2.4V - Vcc
• Low Level Output Voltage: ≤ 0.4V

Connection