EMC-XYZB-BX CNC Machine Tool Motor Controller for XYZ Tables and Machines

PC CNC Motor Controller for Desktop Milling Machines, Two Axis Plasma Torch Tables and XYZ tables.

The MightyBx IIIB is a Step and Direction Driver Box.
400 Steps per Revolution.
Maximum 2.5 Ampere/Phase Bipolar Current.
Directly Drives Three(3) Bipolar Stepper Motors.
Designed to work with NEMA 23 size Stepper Motors.
Two built in Relays for Spindle or Torch Control.
Input voltage can be 120 or 240 VAC, 50 or 60 HZ.

Desktop PC Parallel Port Interface.

A Male to Male Parallel Printer port cable is provided to connect to the desktop PC.

There are separate female DB9 connectors for each X, Y and Z stepper motor.

Each stepper motor has a trim pot for adjusting motor phase current.

There is a Home Limit Switch circuit for each stepper motor and a status bit presented at the parallel port connector.

The two relays are dry contract type and can be used to control items such as a Spindle Motors, Plasma Torch, Laser and Coolant on/off. The maximum contact switching current is 10 Ampere.

There are two connector panel styles. The connector panel can have either power recepticals for the main input AC or a terminal block with the Normally Open relay contacts presented.

Two fans provide forced air cooling.

The internal power supply provides 24 Volts at maximum current draw of 6.5 Ampere.

The controller is housed in a steel utility box painted grey. The steel box dimensions are: Height 4" x Width 10" x Length 10". 

The motor controller has a thirty day warranty. Shipping Weight is about 14 lbs.

MightyBx IIIB Adjustments Parallel Port Signals Motor Connector Price List Mach3 Config File












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Copyright 2016 Dennis Bohlke
Revised 03/12/16