PD - Process data
Data name:
Byte
Field size
Details
Actual position
0-1
16 bit
0x0000 - 0xFFEF [0-65519]:
0xFFFF [65535]:
Actual position
(0.1 mm/bit)
Position lost
Actual current consumption
2
8 bit
0x00 - 0xFF [0-255]:
Measured current
(0.25 A/bit)
Status
3
8 bit
B0: End stop signal out
B1: End stop signal in
B2: Over current
B3: Running out
B4: Running in
Bitwise encoding
Errors
4
8 bit
0 = No error
1 = Hall error
2 = Over voltage
3 = Under voltage
4 = Communication sync error
5 = End stop signal error
6 = Need stop command
7 = Temperature error
8 = Heartbeat error (internal)
9 = SMPS error (internal)
10 = Current measurement
Numerical encoded
Reserved
5-7
8 bit
Always write 0xFF
Process data includes both input and output data and these are cyclically exchanged between the IO-Link master
and the actuator LA25. The table below provides an overview of the input and output data:
Data name
Byte
Field size
Details
Set position
(Run command)
0-1
16 bit
0x0000 - 0xFFEF [0-65519]:
0xFFFB - 0XFFF0 [65520-65531]:
0xFFFC [65532]:
0xFFFD [65533]:
0xFFFE [65534]:
0xFFFF [65535]:
Run to position
(0.1 mm/bit)
Reserved
Clear error
Run out
Run in
Stop
Set maximum current
2
8 bit
0x00 - 0xFF [0-255]:
255 = default
Max. current
(0.25 A/bit)
Set speed
3
8 bit
0x00 - 0xFF [0-255]:
≥ 200 = max
Speed
(0.5 %/bit)
Reserved
4-7
8 bit
Always write 0xFF
PD - Output
Byte 7
Byte 6
Byte 5
Byte 4
Byte 3
Byte 2
Byte 1
Byte 0
0xFF
0xFF
0xFF
0xFF
Set speed
Set current
Set position
PD - Input
Byte 7
Byte 6
Byte 5
Byte 4
Byte 3
Byte 2
Byte 1
Byte 0
0xFF
0xFF
0xFF
Errors
Status
Actual current
Actual position
F O R M O U N T I N G I N S T R U C T I O N S A N D G U I D A N C E I N U S A G E , P L E A S E S E E T H E R E L E V A N T U S E R M A N U A L S
Copyright © LINAK
2021.11
. MA-M9-02-844
. LINAK
A/S reserves the right to mak
e technical alter
ations
