6
6.7
Analog outputs
6-554
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SIMODRIVE 611 universal Description of Functions (FBU) – 04.05 Edition
0 (LSB)
23 (MSB)
Bit
7
8
15
16
with shift factor = 0
with shift factor = 1
with shift factor = 8
with shift factor = 16
MSB = Most Significant Bit
LSB = Least Significant Bit
Analog output value
Fig. 6-60 Shift factor for analog output of 24–bit signals
0 (LSB)
47 (MSB)
Bit
7
8
39
40
with shift factor = 0
with shift factor = 1
with shift factor = 8
with shift factor = 40
Analog output value
MSB = Most Significant Bit
LSB = Least Significant Bit
Fig. 6-61 Shift factor for analog output of 48–bit signals
Shift factor = 0
Shift factor = 2
200000H
–10.0
0
+10.0
Output
voltage
[
V
]
000000H
400000H 600000H
800000H A00000H C00000H
E00000H
FFFFFFH
1st overflow
2nd overflow 3rd overflow 4th overflow
Offset = 0 V
Fine normalization= 100 %
Hexadecimal value
Fig. 6-62 Analog output voltage with overcontrol protection (P0631/P0638 = 1)
Shift factor
Voltage range
6 Description of the Functions
01.99