ER5000 —
210
Troubleshooting
Operation
Opening the ERTune™ Program
IMPORTANT
IMPORTANT
The ER5000 must be powered up and connected to the
PC via USB or RS485 in order to open the ERTune™ program.
You should close the ERTune™ program before powering down the
controller or disconnecting the communication cable.
The ERTune™ program should open directly when the controller is
connected and powered up.
NOTENOTE
CAUTIONCAUTION
WARNINGWARNING
The Comm Error window may appear briey when the ERTune™
program opens during normal operation. Allow 10-20 seconds before
taking troubleshooting action.
If the Comm Error (Communications Error) window opens and
remains open for longer than 20 seconds, follow these steps:
1. Check all power and communication wiring per
your application.
2. Click the Search Ports button. The ERTune™ program scans all
COM ports that are in use.
3. Click the Search button below the Node Address. The
ERTune™ program scans all 250 Node Addresses.
4. If the program does not open, close the Comm Error window
and check that the ER5000 is correctly congured to
communicate with the PC.
a. If you are communicating via RS485 refer to Using the
LED Indicators to Verify RS485 Communication.
b. If you are communicating via USB, follow these steps:
> If the controller is correctly congured but the
program still does not open, unplug the USB cable
from the PC, then plug it back in.
> If the program still does not open, power down and
power up the ER5000.
> If the program still does not open, follow the steps
on page 204 or page 205 and re-install the
ER5000 device driver.
5. If the problem persists, contact TESCOM™ support.
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