Siemens SINAMICS S120 Installation And Start-Up Manual page 111

Table 4-12 Description of A_STW1 (status word for B_INF), continued
Bit Meaning
9 Control requested
10 Reserved
11 Bypass energized
12 12 Line contactor energized Line contactor energized
13
14 Reserved
15
E Siemens AG, 2004. All rights reserved
SINAMICS S120 Installation and Start-Up Manual, 12/04 Edition
Comments
Control requested
The programmable logic controller is
1
requested to assume control. Condition for
applications with isochronous mode: drive
synchronized with PLC system.
Local operation
0
Control only possible on device
- -
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
- -
Communication via PROFIBUS
Cyclic communication
BICO
BO: r0899.9
-
BO: r0899.11
BO: r0899.12 BO: r0899 12
-
4-111