Siemens SINAMICS S120 Installation And Start-Up Manual page 110

Communication via PROFIBUS
Cyclic communication
Table 4-11 Description of A_STW1 (status word for A_INF), continued
Bit Meaning
11 Bypass energized
12 12 Line contactor energized Line contactor energized
13
14 Reserved
15
A_STW1 (status word for B_INF)
See function diagram [8926].
Table 4-12 Description of A_STW1 (status word for B_INF)
Bit Meaning
0 0 Ready to power up Ready to power up
1 1 Ready Ready
2 2 Operation enabled Operation enabled
3 3 Fault active Fault active
4 4 No OFF2 active No OFF2 active
5 Reserved
6 6 Power up inhibit Power-up inhibit
7 7 Warning active Warning active
8 Reserved
4-110
Comments
Bypass energized
Pre-charging is complete and the bypass
1
relay for the pre-charging resistors is
energized.
Bypass not energized
0
Pre-charging not yet complete
1 Line contactor energized
0 Line contactor not energized
- -
Comments
1 Ready to power up
0 Not ready to power up
Ready
1
DC link pre-charged, pulses inhibited
0 Not ready
Operation enabled
1
Vdc = Vdc_setp
0 Operation inhibited
1 Fault active
0 No fault
1 No OFF2 active
0 OFF2 active
- -
Power-up inhibit
1
Fault active
0 No power-up inhibit
1 Warning active
0 No alarm
- -
SINAMICS S120 Installation and Start-Up Manual, 12/04 Edition
BICO
BO: r0899.11
BO: r0899.12 BO: r0899 12
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BICO
BO: r0899.0 BO: r0899 0
BO: r0899.1 BO: r0899.1
BO: r0899.2 BO: r0899.2
BO: r2139.3 BO: r2139 3
BO: r0899 4 BO: r0899.4
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BO: r0899.6 BO: r0899.6
BO: r2139.7 BO: r2139 7
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E Siemens AG, 2004. All rights reserved