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
