Emerson Rosemount 2130 Quick Start Manual page 36

Quick Start Guide
7.6 Troubleshooting
If there is a malfunction, troubleshoot the problem using
Table 7-1: Troubleshooting Chart
Fault
Does not switch
Incorrect switching Dry = On, Wet = On is set
Faulty switching
36
Symptom or indication
LED is not lit, no power.
LED is flashing once per
second.
LED is flashing once every two
seconds.
LED is flashing once every four
seconds.
Visual inspection found fork
damage.
Visual inspection found thick
encrustation on the forks.
There is always a five second
delay after changing the
mode or delay.
correctly.
Turbulence.
Excessive electrical noise.
Cassette has been fitted from
another Rosemount 2130.
Table 7-1.
Recommended actions
• Check the power supply.
• Check the load on direct
load switching electronics
model.
• Contact Emerson to
report an internal failure
is being indicated.
• Contact Emerson to
report an uncalibrated
device is being indicated.
• Check the electrical
installation for a load fault
(current is too high or a
short-circuit).
• Contact Emerson to
report the damage and
discuss how to get a
replacement.
• Carefully clean the fork
(See Maintenance).
• This is a normal function
when making any
changes to the settings.
• Check wiring connections
(see Wiring diagrams
• Set a longer switching
time delay.
• Suppress the cause of the
interference.
• Fit the factory supplied
cassette and then
calibrate. (See
Replacement and
calibration of cassettes).
Quick Start Guide
June 2020
).