Expanded Diagnosis - Siemens SITRANS DA400 Operating Instructions Manual

PROFIBUS PA

11.3 Expanded diagnosis

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.
This information is coded in bytes 13 to 16 of the diagnosis information.
Byte
13
14
14
14
14
14
14
14
14
15
92
Bit Diag_Bit Meaning
.0 40 Maintenance alarm
.0 56 Internal device failure
.1 57 Sensor 1 failure
.2 58 Sensor 2 failure
.3 59 Sensor 3 failure
.4 60 Sensor 4 failure
.5 61 Universal input 1 failure
.6 62 Universal input 1 failure
.7 63 Universal input 1 failure
.0 64 Universal input 1 failure
SITRANS DA400 for material flow monitoring with protection against explosion
Comment
Total alarm ("ORing") from Diag_Bit 56 to 64
Hardware error (check the power supply)
Possible causes:
Acoustic sensor not connected or
•
incorrectly connected
Acoustic sensor out of order
•
Input signal out of range
Possible causes:
Supply broken
Connected resizer out of order
Measured value out of the measurement
area
Operating Instructions, 09/2007, A5E00841152-01