Mitsubishi HD-5000A Instruction Manual download pdf (Page 63)

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3. SIGNALS AND WIRING

3.4.3 Override

POINT

When using the override (VC), make the override selection (OVR) device

available.

The override (VC) may be used to change the servo motor speed. The following table lists the signals and

parameter related to the override.

Item Name Remarks

Analog input signal Override (VC)

Contact input signal Override selection (OVR)

MR Configurator (Servo Configuration Software) setting

required.

Parameter No.25 override offset 999 to 999mV

(1) Override (VC)

By applying a voltage (

10 to 10V) to the override (VC) terminal, change values can be set from

outside consecutively. The following graph shows the relationship between the input voltage and the

ratio of actual speed to preset speed.

Override selection (OVR)

OVR

Servo amplifie

Override (VC)

Override (VC) application voltage

Ratio of actual speed to

preset speed

200

[%]

[V]

100

10 to 10V

(2) Override selection (OVR)

Used to make the override (VC) valid or invalid.

Servo amplifier

Override selection

(OVR)

Override

Override (VC)

10 to 10V

Motor

Using the override selection (OVR), choose a change value as follows.

External input signal

OVR

Speed change value

0 No change

1 Override (VC) setting is made valid.

Note. 0 : OFF

1 : ON

(3) Override offset (parameter No.25)

Using parameter No.25, the offset voltage can be set relative to the input voltage for the override (VC).

The setting is between

999 to 999mV.

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Mitsubishi HD-5000A Instruction Manual Page 63

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