Expanded Diagnosis - Siemens SITRANS DA400 Operating Instructions Manual

PROFIBUS PA

11.3 Expanded diagnosis

Format of the digital output values on the device (slot 13, D15):
1 byte
1 byte
Digital output high: -> associated bit = 1
The "condensed_status" of the PROFIBUS Profile 3.01 is used as status.
The following are supported:
Value
0x23
0x24
0x4B
0x4F
0x80
0x8A
0x8E
0x84
1)
2)
3)
11.3 Expanded diagnosis
Various error conditions in the item or in the connected sensor signals from the PROFIBUS
master are read out in the expanded diagnosis function. The error conditions are given in
text in "HW Konfig". The core file of the item (GSD) provides the text for these messages.
11-4
Reserv. Reserv.
Value status (always 0x80)
Meaning
Bad, passive
Bad, maintenance required
Unsafe, substitute value
Unsafe, initial value
Good, no alarm
Good, pre-alarm overridden
Good, major alarm overridden
Update event
With the "Fail safe type" object of the associated input-block = 2
With the "Fail safe type" object of the associated input-block = 0 or 1
For the "fail safe type" of the associated input block = 1 if no applicable substitute value is
available.
DO6 DO5 DO4
Comment
Associated measurement channel parameter "off"
Sensor or signal fault
Sensor or signal fault
Sensor or signal fault
Only on acoustic sensor channels
For 10 seconds after a change in parameter
SITRANS DA400 with protection against explosion
Operating Instructions, 02/2006, A5E00684661-01
DO3 DO2 DO1
1)
2)
3)