9. 6 Board options

Besides the optional add-on cassettes, such the board options as shown below are prepared for the inverter VF-A7.

■Table of board options

Option name

Function, purpose

Model

Remarks

 

Since this option is compatible to

VEC002Z

Cannot be

 

(For complementary / open

PG feedback

vector option unit, it can be used

used together

collector type encoder)

for speed control and torque

with any

board

 

VEC003Z

control by the PG feedback

optional add-on

 

 

function.

(For line driver type encoder)

cassettes.

 

 

 

 

■Functions of board options

 

Vector option unit

PG feedback board

Model

(optional add-on cassette)

(board option)

 

VEC001Z

VEC002Z

VEC003Z

 

Speed controlled operation

 

 

 

(150 % torque at zero speed, speed control range: 1:1000 [1000 ppr PG],

Vector control with sensor

speed accuracy: ±0.02 % [50 Hz, basic digital input])

 

Torque controlled operation

 

 

 

(torque control accuracy: ±10 % [torque control range: -100 to +100 %])

Position control command operation

Available(pulse command)

Unavailable

Unavailable

 

Line driver system

Complementary system

Line driver system

PG system

(equivalent to 26LS31)

Complementary system

Open collector system

(equivalent to 26LS31)

 

 

Open collector system

 

 

Maximum frequency of input pulse

60 kHz(2-phase), 120 kHz(single phase)

 

Maximum frequency is restricted depending on kind of encoder and wiring distance.

 

Pulse duty: 50±10 %

 

 

Length of PG wiring

100 m (complementary system)

100 m (complementary system)

30 m

Power supply for PG

5 V, 6 V, 12 V, 15 V

12 V (fixed), 160 mAdc

5 V (fixed), 160 mAdc

(switchable), 160 mAdc

 

 

 

Voltage drop compensation

Available

Unavailable

Unavailable

for PG power supply

 

 

 

Sensor disconnection

Available

Available

Available

detection/in running (in rotation)

 

 

 

Sensor disconnection

Available

Unavailable

Unavailable

detection/in suspension

(line driver system only)

 

 

±10 V analog command input

Available

Unavailable

Unavailable

Multifunction programmable output

2 circuits (sink/source switchable)

Unavailable

Unavailable

Alarm output

4 circuits (sink/source switchable)

Unavailable

Unavailable

Terminal board

Detachable terminal board

Fixed terminal board (Phoenix)

Fixed terminal board (Phoenix)

(Phoenix)

(equivalent to VFS7E control

(equivalent to VFS7E control

 

+ connector for VFV3 sensor

terminal board)

terminal board)

PG wiring

Connector wiring

Screw terminal

Screw terminal

(connector for VFV3 sensor)

 

 

 

Connection with other add-

Available

Unavailable

Unavailable

on cassette option

 

 

 

Remarks

VFV3 motor/standard

Standard motor with sensor

VFV3 motor

(applied motor, expected)

motor with sensor

 

 

■Installation of board option

For installing a board option, fit the bracket to the right side of the inverter and plug the connector of the option board into the connector jack of the control board.

Connector

Board option

Bracket

I-12

Page 200
Image 200
Toshiba VF-A7 Board options, Table of board options, Functions of board options, Installation of board option