Siemens SITOP PSU8600 - Page 42

Blocks of the library
5.2 Explanation of SIMATIC STEP 7 blocks
SITOP PSU8600 Firmware V1.3: Faceplates and Communication Blocks V2.3 for SIMATIC STEP 7 V5.5
42 Function Manual, 11.2017, A5E37764016-06-76
Description of
Device_operating_state
parameter
Error state
Meaning
0
Power supply system is switched off.
1 Power supply system was automatically switched off due to operation under impermis-
sible operating conditions.
2 The power supply system can be reactivated again after automatic shutdown due to an
error by switching the supply voltage off and on.
3
The power supply system is starting up, all outputs are still switched off.
4
The power supply system is in normal operation.
5 A phase failure of the supply voltage was detected. The power supply system can
continue normal operation without restriction for a limited time.
6 System overload within the permissible overload profile detected; the power supply
system continues to operate in normal mode.
7 System overload outside the permissible overload profile detected; the power supply
system can only operate with restrictions.
8 Very high, transient peak load detected. The power supply system is in normal opera-
tion.
9
The primary supply voltage has failed. The power supply system is in buffer mode.
10 System overload within the permissible overload profile detected; the power supply
system continues to operate in buffer mode.
11 System overload outside the permissible overload profile detected; the power supply
system is in buffer mode and operates only with restrictions.
12
Very high, transient peak load detected. The power supply system is in buffer mode.
Description of
Error
parameter
Table 5- 34
Error state
Meaning
Remedy/notes
0
No error
1 Write operation not possible,
last write operation still in-
complete.
Wait until Done = 1 (edge 0 > 1), only then write.