RMS Technologies R325P DRIVER User Manual

Page 18

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Command

(Case

Sensitive)

Operand

Example

Description

VELOCITY & ACCELERATION (cont.)

SB -

#ASB

Moves one

step back

Step Back - Command Only

- Makes a single step move at the current step resolution

- Forward is defined as the direction the motor moves with

the ‘Direction’ input in the FALSE state or with no

connection. Backwards is thus the direction the motor

moves when the ‘Direction’ input is in the energized or

TRUE state.

SF -

#ASF

Moves one

step forward

Step Forward - Command Only

- Makes a single step move at the current step resolution

- Forward is defined as the direction the motor moves with

the ‘Direction’ input in the FALSE state, or with no

connection. Backwards is thus the direction the motor

moves when the ‘Direction’ input is in the energized or

TRUE state.

SM -

#ASM

Stops any

Position or

Velocity move

in progress

Stop Motion Command Only

- This command can be used to affect an end to any

Position Move or Velocity Move in progress. It has no

effect on motion produced by the Step and Direction

inputs.

SV 250 – 15,000

#ASV500

Start velocity

set to 500 PPS

Start Velocity - Command or Query

Default = 1000

- Reads or sets the velocity used for the first step in a

position move in steps/sec. Value based on motor

performance. This command must be used with Position

Move (PM) command

VL 250 – 50,000

#AVL5000

Sets the

velocity limit

to 5000

steps/sec

Velocity Limit - Command or Query

Default = 15000

- Reads or sets the velocity used for Velocity Moves and

the constant velocity portion of a Position Move.

VM +/- 50,000

#AVM1000

Starts a

velocity move

of 1000 steps

per second

Use this to jog

continuously in

one direction.

Velocity Move - Command Only

- The sign of the value determines the direction (positive

for forward and negative for backward) in which the

velocity move is made. The value sets the step rate in steps

per second at the current step resolution. Velocity cannot

exceed Velocity Limit.

- The move begins at the set ‘Minimum Velocity’ (MV) with

the speed ramping to the command velocity at the rate set

by ‘Acceleration’ (AC). Used for jogging in 1 direction.

- Changes to new velocity values from new VM commands,

will also occur at the rate set by ‘Acceleration’ (AC).

Note: No value is returned. Zero velocity makes an abrupt

stop

RMS Technologies

Page 18

Version 1.01

R325PE Single Axis Closed loop Driver/Indexer Manual

5/29/2013

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