3500 Galvanic Isolator Interface Manual
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5.2 Troubleshooting
When troubleshooting, carry out the following steps as far as is necessary:
1. Check that at least one of the
backplane power supply status
LEDs are ON. One LED will be
on for each installed power
supply.
2. If both power LEDs are OFF,
check the power supply fuse.
Change it if necessary. The
fuse should be a 1 amp,
medium time-lag fuse.
3. Check that the power LED on all
modules are ON.
4. Exchange potentially faulty
modules with working units by
using the installation instructions
in "Installing the Hardware".
To exchange potentially faulty
Vibration Transducer Interface
Modules:
1) Vibration
Backplane
2) Keyphasor
Backplane
3)
Power Supply Fuse (1 A
Rating)
4)
Power Supply LED’s
•
Unplug the hazardous area connector. Secure the connector so that it
cannot contact Safe-area components.
WARNING
An explosion may occur if the screw clamp connector
touches an unprotected safe-area component.
•
Unplug the module from the backplane.
•
Plug the replacement unit into the backplane.
