Measurement Computing CIO-EXP16, Руководство пользователя

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CIO-EXP16 User's Guide Installing the CIO-EXP16
Figure 3
Figure 3. Switch, jumper, and connector locations
shows the location of the board jumpers, switches, and connectors. The solder bridges are on the under
side of the board, and are not shown in the figure.
A/D Board Type
jumper
External power
connector
P15
Gain
switches
S1
EXP and CJC Output to
DAS channel jumpers
Power
source
switch
S3
Before using the CIO-EXP16, verify that the board is configured with the settings that you want. Review the
following information to change the default configuration of a jumper, switch, or solder gap.
Power source
You can 5V DC power to the via the 37-conductor cable from the A/D board in the PC (internal), or via
a separate optional power cable connected directly to the PC power supply (external). The internal method is
adequate for powering up to five CIO-EXP16 boards. Supply external power (connect the C-PCPOWER-10
power cable) when:
ƒ
More than five CIO-EXP16 boards are used with one A/D board.
ƒ
The A/D board in use does not 5V to its connector
Configure the CIO-EXP16 board’s power source with switch
S3
for either internal or external power. Figure 4
shows this switch configured in both positions.
+5V power from the
PC via 37 conductor
signal cable +5V power from the
PC via 2 conductor
optional
ower cable
C-PCPOWER-10
p
S3 +5
EXT INT
Internal power
External power
S3 +5
EXT INT
Figure 4. Power source-select switch
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