Chapter 5 Troubleshooting; Error Messages; Warning Messages - Emerson Rosemount 326P Quick Start Manual

Pressure transmitter
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Quick Start Guide
00825-0100-4327
5
Troubleshooting
The pressure transmitter monitors itself for issues then reports the issues using the
display. If the pressure transmitter detects a fault, it will react according to FOU1 and
FOU2. Use the information in this section to identify and resolve common issues with the
pressure transmitter.
5.1

Error messages

Use the information in the table below to resolve errors with the pressure transmitter.
Display
Off
PARA
E100
5.2

Warning messages

Use the information in the table below to resolve issues indicated by warning messages
with the pressure transmitter.
Display
SC1
SC2
SC
OL
UL
Quick Start Guide
Description
The supply voltage is too low (fault
number W403).
The parameter setting is outside the
permitted range.
The pressure transmitter detected an
internal error.
LED Status
Description
OUT1 Flashes
Excessive current switching
output 1.
OUT2 Flashes
Excessive current switching
output 2.
OUT1 and
Excessive current switching
OUT2 are
output 1 and switching output
flashing
2.
The measured value is more
than five percent above the
upper range limit (URL).
The measured value is more
than five percent below the
lower range limit (LRL).
Troubleshooting
January 2019
Corrective actions
Check and/or correct the supply
voltage.
In a two-wire operation, check
and/or correct the connected
load.
Reset the parameter.
Replace the pressure transmitter.
Corrective actions
Check switching output 1 for a
short circuit or excessive
current then remove the fault.
Check switching output 2 for a
short circuit or excessive
current then remove the fault.
Check switching output 1 and 2
for a short circuit or excessive
current then remove the fault.
Check the system pressure and
correct it if necessary.
Check the system pressure and
correct it if necessary.
41

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