Oak Bluffs, MA old classifieds archive and funnies > By Year
> 2001
> Stepper motor 640 oz-in & pwm microstep bipolar driver
Stepper motor 640 oz-in & pwm microstep bipolar driver
Brand New NEMA 34 640 oz-in stepper motor Includes documentation And a high end Bipolar Microstepping Driver
Suitable for dirving mill tables with 5/8" to 3/4" drive screws
Dual Shaft Front shaft=1/2" x 1-3/16" with Flat. Back shaft= 1/2" x 1-3/16" with flat
Bipolar series Volts=.54, Amps=3.2, Ohms=1.42, Holding torque=4.5Nm. 0r 640 oz-in
Bipolar parallel Volts=2.30, Amps=6.4, Ohms=0.36 Holding torque= 4.5 Nm. or 640 oz-in
Unipolar Volts=3.2, Amps= 4.5, Ohms=0.71, Holding torque= 3.2 Nm or 455 oz-in
Bipolar Driver Specifications:
Supply voltage up to +50VDC, current output up to 4.2A peak
* Optically isolated input signals, pulse frequency up to 400 KHz
* Automatic idle-current reduction
* 3-state current control for less motor heating
* 16 selectable resolutions in decimal and binary
* Suitable for 4,6,8 lead motors
* Stepping on upward or downward pulse edge (selectable)
* DIP switch current setting with 8 different values
* Over-voltage and short-circuit protection
