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86BH142RS85IM_datasheet.pdf

86BH142RS85IM_datasheet.pdf

86BH142RS85IM_datasheet.pdf

Product catalog summary
Overview: The 86BH142RS85IM is an 86 mm RS485 integrated stepper servo designed for larger automation axes requiring retained-position feedback and minimal external motion components. It features a battery-free multi-turn feedback system.
Key Highlights:
  • Maximum output torque of 8.2 N·m
  • Input voltage range of 18–70 VAC
  • RS485 communication interface
  • Battery-free multi-turn feedback
  • 4096-line / 16,384-count encoder feedback
Specifications:
  • Model Number: 86BH142RS85IM
  • Frame Size: 86 mm (NEMA 34)
  • Integrated Body Length: 142.1 mm
  • Shaft Diameter: 14 mm
  • Current Setting: 0.2–3.2 A software adjustable; factory-matched motor: 6.0 A
  • Phase Resistance: 0.59 Ω ±20%
  • Phase Inductance: 5.5 mH ±20%
  • Rotor Inertia: Approx. 3600 g·cm²
  • Weight: Approx. 3.7 kg
  • Microstep Setting: Host configuration; positive integer above 200; factory default 4000
  • Address Setting: Factory default 1; adjustable by host software
  • Multi-turn Feedback: 1,599-turn battery-free; range −100 to +1499 turns
  • Protection: Over-voltage, under-voltage, over-current, winding open circuit, and position deviation
  • Non-volatile Storage: Configuration parameters stored in internal MCU FLASH
  • Operating Temperature: 0°C to +40°C
  • Operating Humidity: 20% RH to 90% RH
Mechanical Drawing: Detailed mechanical drawings are available for precise integration and installation.
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Catalog excerpts

86BH142RS85IM_datasheet.pdf-1

NEOTON MOTOR The 86BH142RS85IM is an 86 mm RS485 integrated stepper servo with 8.2 N-m maximum output torque. Its battery-free multi-turn feedback and integrated architecture are intended for larger automation axes that need retained-position feedback and fewer external motion components. • 8.2 N-m maximum output torque • Battery-free multi-turn feedback Frame Size Integrated Body Length L Size Shaft Diameter Input Voltage Range Maximum Output Torque Communication Current Setting Encoder Feedback Phase Resistance Phase Inductance Rotor Inertia Weight Microstep Setting Address Setting Multi-turn Feedback Non-volatile Storage Operating Temperature Operating Humidity 0.2-3.2 A software adjustable; factory-matched motor: 6.0 A 4096 lines (16,384 counts) encoder feedback 0.59 fi ±20% Host configuration; positive integer above 200; factory default 4000 Factory default 1; start address adjustable by host software 1,599-turn battery-free multi-turn feedback; fixed range -100 to +1499 turns Over-voltage, under-voltage, over-current, winding open circuit and position deviation Configuration parameters stored in internal MCU FLASH

 Open the catalog to page 1
86BH142RS85IM_datasheet.pdf-2

MECHANICAL DRAWING — 86 MM RS485 INTEGRATED STEPPER SERVO NEOTON MOTOR | www.neotonmotor.com | [email protected] | Generated October 1, 2026

 Open the catalog to page 2

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