Safety Considerations and Warranty
vi Operating and Programming Manual
Safety Considerations (cont’d)
DC Power Supply (48 VDC Operation Model) Installation
Warning: Ensure that a disconnect device, such as a switch, with the
appropriate voltage/current rating is provided when connecting a DC power
source to the 48 VDC Operation Model.
Avertissement : S'Assurer qu'un débrancher l'appareil, tel qu'un commutateur,
avec le classement de tension/courant approprié est fourni en connectant une
source de pouvoir de DC au 48 Modèle de Configuration de VDC.
Warning: Prior to servicing the interior of a unit, remove any power
connections.
Avertissement : Avant entretenir l'intérieur d'une unité, enlever n'importe
quelles connexions de pouvoir.
Connecting the 48 VDC Operation Unit to DC power:
Note: The 48 VDC Operation Model is supplied with two 48 VDC inputs to
accommodate input from an alternate DC Power Source.
Use a 15 amp DC circuit breaker in series with the DC power source.
Do not connect the unit directly to a DC power source without the breaker.
14 AWG (1.5mm
2
) gage wire is the minimum gage recommended for DC
power source hookup.
The 48 VDC Configuration Unit is only to be used in a restricted access area.
The screw torque on the Power Terminal Block is 4.5 to 5.3 inch pounds.
When connecting to a DC power source, first connect the positive power cable
to ―+‖ on the power supply, then connect the negative power supply cable to ―−‖.
The Unit Chassis must be grounded for proper safety.
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