Bipolar Step Motor Driver
Operates from +12 to 24 VDC
Phase current ranges from 0.35 to 2.0 Amps Peak
Selectable Step Resolution from Full, Half, 1/4, and 1/8 microsteps
Optically isolated Step, Direction, and Disable/Enable Inputs
Selectable Current Reduction of 33%
Low Power Dissipation
Efficient Current Control
Thermal Shutdown, Under-voltage Protection
Power-on Indicator
Power Disable/Enable Control
Sinusoidal current waveform
Low Cost Driver

Bipolar Step Motor Driver
Operates from 24 to 80 VDC
Phase current ranges from 1 to 7 Amps AND 0.3 to 2 Amps
10 Microstepping Driver
Optically isolated Step, Direction, and Disable/Enable Inputs
Selectable Current Reduction of 33%
Low Power Dissipation
Step Frequency of 20 KHz
Efficient Current Control
Power-on Indicator
Power Disable/Enable Control
Sinusoidal current waveform
Low Cost Driver

Operates from +15 to 48 VDC
Phase current from 0.3 to 3.0 Amps Peak
Step Resolutions from Full to 256 microstepping
Hold current reduction capability with adjustable current and timeout settings
Three optically isolated control inputs and one optically isolated control output
Pole Damping™ Technology

R325I & R325IE additional features :
Configuration parameters stored in non-volatile memory
Multiple module control through software assigned single character addresses
Built-in control routines for trapezoidal position and velocity moves