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6 communicating with the master station – IAI America PCON-CFA User Manual

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2.

ACON-C/CG, PCON-C/CG

20

2.6

Communicating with the Master Station

2.6.1

Operation Modes and Corresponding PLC I/O Areas

The addresses allocated for each operation mode are described as follows.

x

PLC output o ACON/PCON input (* “n” indicates the first output address of each axis.)

DI on the ACON or PCON side and input data register

Remote I/O mode Position/simplified

direct value mode

Half direct value

mode

Full direct value

mode

Remote I/O mode 2

PLC output

area (bytes)

Number of

occupied bytes: 2

Number of

occupied bytes: 8

Number of

occupied bytes: 16

Number of

occupied bytes: 32

Number of

occupied bytes: 12

n, n+1

Port No.0 to 15

Port No.0 to 15

n+2, n+3

Target position

Target position

Target position

n+4, n+5

Specified position

number

n+6, n+7

Control signal

Positioning band

Positioning band

n+8, n+9

Speed

n+10, n+11

Acceleration/

deceleration

Speed setup

Occupied area

n+12, n+13

Pressing

current-limiting

value

n+14, n+15

Control signal

Zone boundary+

n+16, n+17

n+18, n+19

Zone boundary-

n+20, n+21

Acceleration

n+22, n+23

Deceleration

n+24, n+25

Pressing

current-limiting

value

ACON Occupied

area

n+26, n+27

PCON

Load

current

threshold

n+28, n+29

Control signal 1

n+30, n+31

Control signal 2

(Note) The Occupied area shows the area to be occupied with the operation mode setting.

Therefore, this area cannot be used for any other purpose. Also, exercise caution to avoid node address

duplication.

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