Hubner AMP 41, Operating And Assembly Instructions Manual

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Absolute Encoder AMP(H) 41
AMP(H)41_MANUAL-en_R11 - 2019-03-28 45
6.6.3 Process data, JHG-PROFIBUS module
The module uses four input words for pure user data, which are not safety-oriented.
Byte Bit Input data
X+0 2
8
-2
15
Cam data Unsigned16
X+1 2
0
-2
7
X+2 2
8
-2
15
Speed Integer16
X+3 2
0
-2
7
X+4 2
8
-2
15
Actual value, Multi-Turn, 15 bit Integer16
X+5 2
0
-2
7
X+6 2
8
-2
15
Actual value, Single-Turn, 13 bit Integer16
X+7 2
0
-2
7
6.6.4 Register structure of the process data
6.6.4.1 Input data
6.6.4.1.1 Cam register
Unsigned16
Byte X+0 X+1
Bit 15 – 8 7 – 0
Data 2
15
– 2
8
2
7
– 2
0
Bit Description
2
0
Speed overflow
The bit is set if the speed value is outside the range -32768…+32767.
2
1
…2
15
Reserved
6.6.4.1.2 Speed
Integer16
Byte X+2 X+3
Bit 15 – 8 7 – 0
Data 2
15
– 2
8
2
7
– 2
0
The speed is output as a two's complement value with preceding sign.
Setting the direction of rotation = forward
Looking at the flange connection, turn the shaft clockwise:

positive speed output
Setting the direction of rotation = backward
Looking at the flange connection, turn the shaft clockwise:

negative speed output