Load considerations, Multiple loads – Agilent Technologies System DC N5700 User Manual

Page 26

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2 Installation

26

Series N5700 User’s Guide

To configure the power supply for remote sensing:

• Turn off the power supply.
• Remove the local sense jumpers from the J2 connector.
• Connect the negative sense lead to terminal 5 (-S) and the

positive sense lead to terminal 1 (+S). Make sure that the
connector plug is securely inserted into the connector body.

• Turn on the power supply.

NOTE

If the power supply is operated with remote sensing and either the positive or
negative load wire is not connected, an internal protection circuit will activate
and shut down the power supply. To resume operation, turn the power supply
off, connect the open load wire, and turn on the power supply.

Load Considerations

Multiple Loads

The following figure shows multiple loads connected to one power
supply. Each load should be connected to the power supply’s output
terminals using separate pairs of wires. It is recommended that each
pair of wires will be as short as possible and twisted or shielded to
minimize noise pick-up and radiation. The sense wires should be
connected to the power supply output terminals or to the load with
the most critical load regulation requirement.

-
-

Rem.sense

Local sense

ocal sense

Rem.sense

+L

+

Load lines, twisted pair,
shortest length possible.

+V

-V

Load#1

+

Load#3

+

Load#2

+

Power

Supply

-
-

Rem.sense

Local sense

ocal sense

Rem.sense

+L
+

Sense lines.
Twisted pair or

+V

-V

Load

+

Power

Supply

Load lines. Twisted pair

shortest length possible.

shielded wires.

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