2 startup, 1 selection of control mode, 2 position control mode – MITSUBISHI ELECTRIC J2-JRSERIES MR-J2-03A5 User Manual

Page 73: Operation, Warning, Caution

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4. OPERATION

4.2 Startup

WARNING

y Do not operate the switches with wet hands. You may get an electric shock.

CAUTION

y Before starting operation, check the parameters. Some machines may perform

unexpected operation.

y During power-on or soon after power-off, do not touch the servo motor as they may

be at high temperatures. You may get burnt.

Connect the servo motor with a machine after confirming that the servo motor operates properly alone.

4.2.1

Selection of control mode

Use parameter No. 0 to choose the control mode used. After setting, this parameter is made valid by
switching power off, then on.

4.2.2

Position control mode

(1) Power on

(a) Switch off the servo on (SON) signal.
(b) When main circuit power/control circuit power is switched on, "C (Cumulative feedback pulses)"

appears on the parameter unit.

(2) Test operation 1

Using jog operation in the "test operation mode", make sure that the servo motor operates. (Refer to
Section 6.8.2.)

(3) Parameter setting

Set the parameters according to the structure and specifications of the machine. Refer to Chapter 5 for
the parameter definitions and to Sections 7.8 for the setting method.

Parameter

Name

Setting

Description

No. 0

Select the control mode

†††

0

Fourth digit : Position control mode

No. 2

Auto tuning

†

104

First digit:

: Middle response (initial value) is selected.

Second digit : Ordinary machine
Third digit

: Used

No. 3

Electronic gear numerator (CMX)

2

Electronic gear numerator

No. 4

Electronic gear denominator (CDV)

1

Electronic gear denominator

After setting the above parameters, switch power off once. Then switch power on again to make the
set parameter values valid.

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