INFICON PSG55x ATM to Medium Vacuum Gauge (Profibus) User Manual

Page 32

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tira56e1 (2010-02) PxG55x.cp

Status name

Description

NORMAL (State set)

The firmware of the device has started. All configured
block instances exist. No device internal initialization
and check tasks have been carried out yet.

RUNNING (State set)

This is the entry sub-state to NORMAL. All block in-
stances are initialized. The parameters have appro-
priate initial or default values (as defined in this pro-
file). Acyclic access to the device is possible
(i.e. MS2 services and MS0 diagnosis service
(get_diagnosis))

NOTEXECUTING
(State set)

This is the entry sub-state to RUNNING. Device is
not executing (e.g., it is not performing its device-
specific function). No self tests have been carried out
after a new start of the device.

SELFTESTING

This is the entry sub-state to NORMAL, RUNNING
and NOTEXECUTING. All block instances exist and
have been initialized. Device is performing device-
specific and device type-specific tests to determine if
it is qualified to be running.

IDLE

All blocks and device hardware and software have
been initialized and have successfully completed self
testing. The device is ready for cyclic data transfer.

SELFTESTEXCEPTION

Object has detected an exception condition during
self testing. The details of the exception are stored in
the appropriate parameter values of the Device
Block.

EXECUTING

Device is executing (e.g., it is performing its device-
specific function) its functions according to the pur-
pose of the device. The detailed purposes are des-
cribed in the certain blocks of the profile. The device
performs cyclic data transfer.

ABORT

Device Block instance is in an aborted state. The de-
vice-specific functions are not performed properly. If
the reason of the abort is not active, the device state
can switch automatically back to IDLE state. The cy-
clic data transfer is not active.

CRITICALFAULT

The Device Block (and device) is in a fault state from
which there is no recovery. The result of the device-
specific function is bad. The conditions required for
exit from a critical fault are outside the scope of this
document. The cyclic data transfer is not active.


7.2.1 General Device Block

State descriptions

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