Control Word and Status Word 05.2006
6SE7087-6QX70 (Version AG) Siemens AG
10-10 Compendium Motion Control SIMOVERT MASTERDRIVES
Bit 4: Message "OFF2" (L)
OFF2 command available
♦ The OFF2 command was output (control word bit 1).
Bit 5: Message "OFF3" (L)
OFF3 (016) status, and/or OFF3 command available
♦ The OFF3 command was output (control word bit 2).
Bit 6: Message "Power-on inhibit" (H)
POWER-ON INHIBIT (008) status
♦ The power supply, open-loop and closed-loop control are
operational.
♦ If an external power supply and a main contactor (option)/bypass
contactor are available, it is possible to bring the DC link voltage in
this drive converter status into a no-voltage condition!
♦ The message is available as long as an OFF2 command is present
via control word bit 1 or an OFF3 command is available via control
word bit 2 after the setpoint has been ramped-down, or an ON
command is available via control word bit 0 (edge evaluation).
Output at the terminal strip with L signal.
Bit 7: Message, "Alarm" (H)
Alarm (Axxx)
♦ An alarm has been issued.
♦ The signal is present until the cause has been resolved.
Output at the terminal strip with L signal.
Bit 8: Message "Setpoint/actual-value deviation" (L)
Alarm, "Setpoint-actual value deviation" (A034)
♦ A deviation of the actual value compared to the comparison setpoint
has occurred which is larger than P792 (set/act dev) and lasts
longer than P794 (set/act dev. time). (See also function diagram
480)
♦ The bit is again set as H signal, if the deviation is less than
parameter value P792.
Bit 9: Message "PZD control requested" (H)
Still present.
LOW signal
Significance
LOW signal
Significance
HIGH signal
Significance
HIGH signal
Significance
LOW signal
Significance
HIGH signal
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