Vega DSGH, Operating Instructions Manual

Page: 76 / 100

74 DSGH Installation and Operation Guide
Diagnostics and repair
Sensor Voltage
Status – Pass/Fail
Sensor high voltage fail
The high voltage on the PMT is
outside the usable range.
Call VEGA Field Service.
Standardize Due
– No/Yes
Standardize Due Perform a new
standardization
Source Wipe Due
– No/Yes
Source Wipe Due Perform a source wipe.
Acknowledge it on the
Source Functions tab.
Shutter check
due? – No/Yes
Shutter Check Due Perform a Shutter Check.
Acknowledge it on the
Source Functions tab.
New hardware
found? – No/Yes
New hardware found – The
CPU board detects a
configuration mismatch. The
CPU board or sensor assembly
may have been replaced, or
one of the EEPROM
configurations is erroneous.
See page 4-63.
Process out of
range? – No/Yes
Process out of measurement
range – The current process
value is not within the limits set
by the Max density and Min
density in the gauge span
settings.
Call VEGA Field Service.
X-Ray Alarm –
No/Yes
Note that there are high levels
of x-rays in your area that may
be affecting process
measurement.
Contact VEGA for further
information.
Table 5.3
Diagnostic alarm conditions (continued)
Diagnostic check
and Normal/Error
conditions
HART message
Diagnostic description Action