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3.1
Chassis Grounding
The UNO-127 provides good EMI protection and a stable grounding base. There is
an easy-to-connect chassis grounding point.
Earth terminal shall be used 16 AWG minimum size with green and yellow conductor
to connector to earth.
Note!
When installed mPCIe interface, due to screw contact the chassis of
base unit, the chassis ground functionality would be invalid.
3.2
Connecting Power
This product is intended to be supplied by an approved power adapter or DC power
source. This adapter is rated at 10 - 30Vdc, 4 - 1.33A and has a Tmax of 60 °C
(140°F). If you need further assistance or information, please contact Advantech.
Follow the following instructions:
1.
Insert the positive and negative wires into the V+ and V- contacts on the termi-
nal block connector.
2.
Tighten the wire-clamps' screws to prevent the DC wires from coming loose.
Take the following guidelines into consideration before wiring the device:
1.
The terminal block is suitable for 12-24 AWG (12A). Torque value 7 lb-in. Use
copper conductors only.
2.
The temperature rating of the input connection cable should higher than 95 °C
(203 °F)
UNO-127 User Manual
Figure 3.1 Chassis Grounding Connection Diagram
14
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