Modbus Notes; Troubleshooting; Matching Resistance; Remote Outputs - Qualitrol OTIWTI AKM345 GEN3 Instruction Manual

Winding temperature indicator
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QUALITROL AKM345 GEN3 OTIWTI
40-08847-00-Rev001
40024
R/W
8.3.5

MODBUS Notes

Special Transformer Temperature Values:
The application will display the temperature value as 555°C if valid dial selection is not done.
If the temperature value goes 2°C or more down below the dial lower range, the application will display
temperature as -999°C.
If the temperature value goes 2°C or more above the dial upper range, the application will display
temperature as 999°C.

9. Troubleshooting

9.1 Matching Resistance

Be sure to check the input current being used is steady.
Be sure to check the proper resistance is set on the internal matching resistance.
Be sure to wait 45 minutes before reading the winding temperature gradient.

9.2 Remote Outputs

Ensure proper supply voltage is being used.
Check wiring as wiring arrangement may differ depending on features.
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TM
Instruction Manual
[ Note: Device will set the new system time after
the MSB register is written. Writing Only LSB
register will not change the system time in the
device. ]
16Bit unsigned int
Reserved
Page 34 of 34

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