Advantech ITA-7220 Series, Руководство пользователя

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ITA-7220 User Manual viii
Ground Screw
Connection for DC Power Source
Attention:
Only trained service personnel are authorized to install and remove the DC power
supply, and make the connections to and disconnections from the DC power source.
The customer is responsible for ensuring that only trained service personnel install or
remove the power cable.
To Connect Power supply:
Note:
The DC supply source for the equipment power supplied shall be an UL certified
power source and suitable for specification provided by the manufacturer. Please use
a jacketed power cable with 120 Volt, 18AWG or 6Amp. To connect between the
equipment and the DC power source.
Turn OFF DC power source and equipment that is to be connected to this product.
Endure DC power source is connected to an earthed cable.
Connect the green-and-yellow earthed cable ( 18 AWG min.) of the building to the
protective earthed terminal of the equipment.
Connect signal cables to the product.
Connect power cable to the product.
Ensure correct polarity of DC connections: DC is + and RTN is -.
Turn ON the DC power source.
To Disconnect Power supply:
Turn OFF DC power source.
Disconnect the power cord from equipment.
Remove the signal cables from equipment.
Remove the earth cable from the protective earthed terminal of the equipment.