B-2 SEL-300 Series Relays Firmware Upgrade Instructions Date Code 20080110
SEL-387E Instruction Manual
• Disk containing the firmware upgrade (.s19 or .exe) file
• Firmware Upgrade Instructions (these instructions)
Optional Equipment
These items help you manage relay settings and understand firmware upgrade procedures:
• SEL-5010 Relay Assistant Software or
AC
SEL
ERATOR
®
SEL-5030 software
The SEL-5010 Relay Assistant software has a feature that guides you through the
conversion process. This upgrade guide will assist you with steps C, D, E, F, and G of
these upgrade instructions. If you do not have the latest SEL-5010 software, please
contact your customer service representative or the factory for details on getting the
SEL-5010 Relay Assistant software.
• Your relay instruction manual
U
PGRADE
P
ROCEDURE
A. Prepare the Relay
Step 1. If the relay is in use, follow your company practices for removing a relay from
service.
Typically, these include changing settings, or disconnecting external voltage sources
or output contact wiring, to disable relay control functions.
Step 2. Apply power to the relay.
Step 3. From the relay front panel, press the {SET} pushbutton.
Step 4. Use the arrow pushbuttons to navigate to PORT.
Step 5. Press the {SELECT} pushbutton.
Step 6. Use the arrow pushbuttons to navigate to the relay serial port you plan to use (usually
the front port).
Step 7. Press the {SELECT} pushbutton.
Step 8. With SHOW selected, press the {SELECT} pushbutton.
Step 9. Press the {Down Arrow} pushbutton to scroll through the port settings; write down
the value for each setting.
Step 10. At the EXIT SETTINGS? prompt, select Yes and press the {SELECT} pushbutton.
Step 11. Connect an SEL Cable C234A (or equivalent) serial communications cable to the
relay serial port selected in
Step 6 above.
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