05.2006 Control Word and Status Word
Siemens AG 6SE7087-2JD60
SIMOVERT MASTERDRIVES Operating Instructions 10-11
10.2 Description of the status word bits
Bit 0: Message, "Ready to power-up" (H)
POWER-ON INHIBIT (008) or READY TO POWER-UP (009) status
♦ The power supply, the open- and closed-loop control are
operational.
♦ The inverter pulses are inhibited.
♦ If an external power supply and a main contactor (option)/bypass
contactor are available, it is possible to bring the DC link into a no-
voltage condition, when the drive converter is in this status!
Bit 1: Message, "Ready" (H)
PRE-CHARGING (010) or READY (011) status
♦ The power supply, the open-loop and the closed-loop control are
operational.
♦ The unit is powered-up.
♦ Pre-charging has been completed.
♦ The DC link has been ramped-up to the full voltage.
♦ The inverter pulses are still inhibited.
Bit 2: Message, "Run" (H)
GROUND-FAULT TEST (012), RESTART-ON-THE-FLY (013), RUN
(014), OFF1 (015) or OFF3 (016)
♦ The unit is functioning.
♦ The inverter pulses are enabled.
♦ The output terminals are live.
Bit 3: Message "Fault" (H)
Fault (007) status
♦ A fault has occurred.
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).
HIGH signal
Significance
HIGH signal
Significance
HIGH signal
Significance
HIGH signal
Significance
LOW signal
Significance
LOW signal
Significance
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