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Communication Troubleshooting
How to Detect the Fault? |
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Troubleshooting Steps |
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Polarium battery connection state is |
Elara connected but the AC meter displayed “No connection”The AC meter's LEDs should be blinking and the power supply should be on.
Check that RS485 A and RS485 B cables are connected correctly (RS485 A = pin 14, RS485 B = pin 15).
Ensure the communication cables (RS-485) is in good condition and not broken or overly long (up to 15 meters).
Make sure the baud rate of the meter is 19200 and the device ID is according to your wiring diagram.
Verify that Port 1 on the Elara is “host”.
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How to Detect the Fault?
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Fault Description
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Troubleshooting Steps
The Current & Power factors are negative
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As shown in the picture below, make sure the phase direction is correct
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How to Detect the Fault?
Fault Description
Troubleshooting Steps
The phases cables of the AC ring connected to the wrong pins in the AC meterVerify you connect the cables from the CT ring to the AC meter according to the relevant phases. Pin 4 > Phase 1 Current [+] > Red cable
Pin 5 > Phase 1 Current [-] > Black cable
Pin 6 > Phase 2 Current [+] > Red cable
Pin 7 > Phase 2 Current [-] > Black cable
Pin 8 > Phase 3 Current [+] > Red cable
Pin 9 > Phase 3 Current [-] > Black cable
"No Connection", even though the battery is connected.
| Verify that the baud rate of the Polarium is the same as the baud rate of all devices and the Elara gateway.  |
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