DKM-430 User Manual Rev_02 Firmware V-1.8
K92D01-EN - 7 -
Before installation:
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Read the user manual carefully, determine the correct connection diagram.
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Install to the panel base or DIN rail. In order to install to panel base, pull mounting tabs at corners.
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Make electrical connections with plugs removed from sockets, then place plugs to their sockets.
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Be sure that adequate cooling is provided.
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Be sure that the temperature of the environment will not exceed the maximum operating temperature in any
case.
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Be sure that the unit is not subject to water spill.
Below conditions may damage the device:
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Incorrect connections.
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Incorrect power supply voltage.
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Voltage at measuring terminals beyond specified range.
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Voltage applied to digital inputs over specified range.
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Current at measuring terminals beyond specified range.
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Overload or short circuit at relay outputs
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Connecting or removing data terminals when the unit is powered-up.
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High voltage applied to communication ports.
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Ground potential differences at non-isolated communication ports.
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Excessive vibration, direct installation on vibrating parts.
Below conditions may cause abnormal operation:
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Power supply voltage below minimum acceptable level.
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Power supply frequency out of specified limits
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Phase order of voltage inputs not correct.
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Current transformers not matching related phases.
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Current transformer polarity incorrect.
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Missing grounding.
Current measurement is made with CTs provided together
with the module.
Do not apply direct connection, do not use 1A/5A current
transformers.
1. INSTALLATION INSTRUCTIONS
