4. Commissioning
4−20
Festo P.BE−CPX−CMA X−SYS−EN en 0908NH
4.5.3 Controlling the CMAX in direct operating mode
I/O data: Direct mode
Data Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6 Byte 7 Byte 8
O data CCON CPOS CDIR Secondary
setpoint
Primary setpoint
(position, force)
I data SCON SPOS SDIR Secondary
actual
value
Primary actual value
(actual position, actual force)
Allocation of the control bytes (overview)
CCON
Byte 1
B7
OPM2
B6
OPM1
B5
LOCK
B4
B3
RESET
B2
BRAKE
B1
STOP
B0
ENABLE
To select the operat
ing mode, see
Tab.4/3
Software
access
blocked
Acknow
ledge
malfunc
tion
Release
brake
Stop Enable
drive
CPOS
Byte 2
B7
B6
CLEAR
B5
TEACH
B4
JOGN
B3
JOGP
B2
HOM
B1
START
B0
HOLD
Teach
value
Jog,
negative
Jog, posi
tive
Start
homing
Start
position
ing job
CDIR
Byte 3
B7
B6
FAST
B5
XLIM
B4
VLIM
B3
CONT
B2
COM2
B1
COM1
B0
ABS
Exact
stop, fast
stop
Deacti
vate
stroke
limit
Speed
limit re
ached
Tracking
mode
Control
mode 2
(profile)
Control
mode 1
(position,
force)
Absolute
/relative
Second
ar y set
point
Byte 4: Setpoint value, depending on the control mode and FHPP setting (PNU 523)
Speed in percentage of the set value (PNU 540)
Force ramp in percentage of the set value (PNU 550)
Mass in percentage of the set value (PNU 544 or PNU 551).
Primary
setpoint
Byte 5 ... 8: Setpoint value of the position or force in the configured system of units,
depending on the control mode.