Automation Control; Spontaneous Reports; Reply Message Pzd1 Status Bits - Siemens 6SE2101–1AA01 Operating Manual

7.5.1.13 Automation Control

When AUTOMATION CONTROL (PZD1 bit 10) is set to 0 in a command message, the inverter will not action serial
commands until a message is sent with this bit set to 1.

7.5.1.14 Spontaneous Reports

Bit 11 of PKE is used to indicate spontaneous reports in the USS protocol. Such reports are initiated by the inverter
in response to an internal event – such as a trip, or a threshold being reached.
These reports are not supported by the 6SE21. This bit is always set to 0 in reply messages.

7.5.1.15 Reply Message PZD1 Status Bits

The reply bits OPERATION ENABLED, ON LEFT, ON RIGHT, FAULT, OFF2 AVAILABLE, OFF3 AVAILABLE,
SWITCH ON INHIBIT, AUTOMATION CONTROL and SETPOINT REACHED have already been described in the
preceding sections.
In addition, the following status bits are transmitted:
READY FOR SWITCH ON
READY
ALARM
WITHIN TOLERANCE
UNUSED BITS
7/13
Bit 0 Always set to 1.
Bit 1 Always set to 1.
Bit 7 Always set to 0.
Bit 8 Always set to 1.
Bits 13 & 14 Always set to 0.
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