Applied Motion STR4 - Manual (Page 3)

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STR4/8 Hardware Manual 920-0030J
5/12/2015
Introduction
Thank you for selecting an Applied Motion Products motor drive. We hope our dedication to
performance, quality and economy will make your motion control project successful.
If there’s anything we can do to improve our products or help you use them better, please call
or fax. We’d like to hear from you. Our phone number is (800) 525-1609, or you can reach us
by fax at (831) 761-6544. You can also email [email protected].
Features
• Low cost, digital step motor driver in compact package
• Operates from Step & Direction signals or Step CW & Step CCW (jumper selectable)
• Enable input
• Fault output
• Optically isolated I/O
• Digital filters prevent position error from electrical noise on command signals
• Jumper selectable: 150 kHz or 2 MHz
• Rotary switch easily selects from many popular motors
• Electronic damping and anti-resonance
• Automatic idle current reduction to reduce heat when motor is not moving
• Switch selectable: 50% or 90% of running current
• Switch selectable step resolution: 200 (full step), 400 (half step), 2000, 5000, 12800 or
20000 steps/rev
• Switch selectable microstep emulation provides smoother, more reliable motion in full and
half step modes
• Automatic self test (switch selectable)
STR4
• Operates from a 24 to 48 volt DC power supply
• Running current up to 4.5 amps per phase
STR8
• Operates from a 24 to 75 volt DC power supply
• Running current up to 7.8 amps per phase