Emerson Rosemount 396P Quick Start Manual page 47

November 2020
Potential cause
Temperature out of range.
Recommended action
Check process temperature.
5.2 Troubleshooting without advanced diagnostics
The sections below list common problems, causes, and remedies typically
encountered in process measurement.
5.2.1 Reading is off scale
Display reads overrange.
Potential cause
Defective preamplifier.
Recommended action
For code -02 sensors, replace preamplifier. For code -01 sensors, replace
sensor.
Potential cause
Temperature element shorted.
Recommended action
Check temperature element and replace sensor if defective.
Potential cause
Sensor not in process. Sample stream is low or air bubbles are present.
Recommended action
Make sure sensor is in process with sufficient sample stream.
Refer to
Potential cause
Open glass electrode.
Recommended action
Replace the sensor.
Potential cause
Reference element open: no contact.
Quick Start Guide
Install for installation details.
Quick Start Guide
47