IAI acon, Operation Manual, Page: 24 / 216

2. ACON,
PCON
18
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.
PLC output 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 b
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 domain to be occupied with the operation mode setting.
Therefore, this domain cannot be used for any other purpose. Also, exercise caution to avoid node
address duplication.