5-38 E6198B Switch/Load Unit User Manual
5 Using Load Cards and Loads
Using the Agilent E6177A 24-Channel Load Card
The Agilent E6177A 24-channel medium-current load card is
intended to be used with loads mounted inside the Switch/Load
Unit. Figure 5-27 shows a block diagram of the E6177A.
• The card is one slot wide. “Card Location Recommendations"
• The card type is 05
h
. “Load Card Type and Configuration ID"
• The factory default configuration is explained in “Selecting a
Power Supply Configuration" on page 41.
• The Common line (PwrX where X is the channel number) on
the input is brought back out to the input, allowing each
channel to operate in a general-purpose (GP) configuration.
This lets you switch in a special external power supply while
bypassing the power bus of the SLU, for example. “Using the
Power Switches as General Purpose Relays"
• A nine-inch by four-inch area of sheet metal is left open on
the front of the card to allow room for mounting small loads.
“Connecting Loads"
• Each channel is capable of up to 2A continuous carry
current.
• The card is not equipped for current sensing
• There is not any flyback voltage protection
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