Card Connections and Installation
2-12
2.5.2 Output connections to multimeter
After installation, connect the scanner card output leads to
the DMM rear panel jacks as follows:
• For 2-pole operation, connect OUT A HI (red) to IN-
PUT HI, and connect OUT A LO (black) to INPUT LO.
See Figure 2-10.
• For 4-pole operation, connect OUT A HI (red) to IN-
PUT HI, and connect OUT A LO (black) to INPUT LO.
Also connect OUT B HI (red) to SENSE HI, and con-
nect OUT B LO (black) to SENSE LO. See Figure 2-11.
NOTE
Be sure to select the rear inputs with the
DMM front panel INPUTS switch when
using the scanner.
2.5.3 Scanner card removal
Follow the steps below to remove the scanner card from the
multimeter:
WARNING
Turn off power to all instrumentation
(including the DMM) and disconnect all
line cords. Make sure all power is re-
moved and any stored energy in exter-
nal circuitry is discharged.
1. Unlock the card by pulling the latches outward.
2. Carefully slide the card out of the multimeter.
3. If the multimeter is to be operated without a scanner
card installed, install the cover plate over the OPTION
SLOT.
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