Functions
5.11 Operation in fieldbus systems
Frequency inverter
186 Operating Instructions, 08.10. 2008, t.b.d.
Status word 1 (ZSW1)
Status word 1 (bits 0 to 10 in accordance with PROFIdrive profile and VIK/NAMUR, bits 11 to
15 for SINAMICS G120 only).
Table 5- 67 Bit assignments for status word 1 (for all PROFIdrive and VIK/NAMUR message frames)
Bit Value Meaning Comments
1 Ready for switching on Power supply switched on; electronics initialized; pulses disabled. 0
0 Not ready for switching on --
1 Ready for operation Converter is switched on (ON command present), no active fault,
converter can start as soon as "enable operation" command is
issued. See control word 1, bit 0.
1
0 Not ready for operation --
1 Operation enabled Drive follows setpoint. See control word 1, bit 3. 2
0 Operation disabled --
1 Fault present Drive is faulty. The drive is faulty, which means that it is not in
operation and switches to "starting inhibit" mode once the fault has
been successfully rectified and acknowledged.
3
0 No fault --
1 "Coast to standstill" not activated -- 4
0 "Coast to standstill" activated "Coast to standstill" (OFF 2) command present.
1 "Quick stop" not activated -- 5
0 Quick stop activated "Quick stop" (OFF 3) command present.
1 Switch-on disabled The drive only switches to the ON state when the "No coast down"
AND "No quick stop" commands (followed by "ON") are issued.
6
0 Switch-on not disabled --
1 Alarm present Drive still in operation; alarm in service/maintenance parameter; no
acknowledgement; see alarm parameter r2110.
7
0 No alarm No alarm is present or the alarm has disappeared.
1 Speed deviation within tolerance
range
Setpoint/actual value deviation within tolerance range. 8
0 Speed deviation outside of tolerance
range
--
1 Master control requested The automation system is requested to assume control. 9
0 No control requested The master is not currently the master controller.
1 Maximum frequency reached or
exceeded
Converter output frequency is greater than or equal to the maximum
frequency.
10
0 Maximum frequency not reached --
1 -- -- 11
0 Alarm: Motor current/torque limit
reached
--
1 Motor holding brake active Signal can be used to control a holding brake. 12
0 -- --
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