7
7.4
Commissioning functions
7-725
Siemens AG 2005 All Rights Reserved
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. 7-8
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. 7-9
Shift factor for analog output of 48–bit signals
Shift factor = 0
Shift factor = 2
200000H
0 V
2.5 V
+ 5 V
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. 7-10 Voltage range for test sockets
Shift factor
Voltage range
7 Fault Handling/Diagnostics
01.99