• MR7A

    Most popular 2phase stepper motor driver for nema34,2.4-7.2A, 18-80VAC

Characteristic

· 2phase stepper motor driver for nema34two phase stepper motor MR7A nema34

· Step & direction or CW/CCW control

· 2.4-7.2A, 18-80VAC

· 16 different subdivision resolutions

· Over-voltage and over-current self-protection

· Widely used in the engraving machine

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Specification

Electrical indexes

Model numberMR7A
Voltage input18-80VAC
Current output2.4-7.2A
Signal voltage3.3-24V
Input Pulse Width250~5E+8ns

General Specification

Environmental factorsEnvironmental indexes
Use occasionAvoid dust, oil stain and corrosive gas
Operating temperature10℃~+50℃
Environment humidity40-90%RH (no condensation)
Vibration5.9m/s2 Max
Storage temperature-20℃~+125℃
Cooling modeNatural cooling or forced cooling

Current setting

The peak current output is set through SW1, SW2, SW3 dial switches

Half current locking

Automatic idle current reduction to reduce heat after the motor stops moving for 0.1 seconds if SW4 is set “off”.

Subdivision setting

The subdivision value is set through SW5, SW6, SW7, and SW8 dial switches, and a total of 16 subdivision settings are optional.

Machine size

Driver

motor driver MR7A dimension

Packing&delivery time

Packing

Delivery time

Less than 100pieces: have in stock

More than 100pieces: contact us freely.

FAQ

Here you would find some answers to frequently asked questions

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