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Chapter 1
Getting Started with the SCB-68A
Table 1-2.
MIO DAQ Device Switch Settings
Switch Setting
Description
MIO with disabled temperature sensor mode (default
configuration)
*
—Move switches S1.1, S1.2, S2.1, S2.2, and
S2.3 to the positions shown at left. In this mode:
•
The temperature sensor is not used.
•
AI 0 and AI 8 are available on screw terminals.
•
+5 V power provided to signal conditioning area of the
accessory.
Refer to Figure 1-4 for a detailed diagram.
MIO with single-ended temperature sensor
mode
*,†
—Move switches S1.1, S1.2, S2.1, S2.2, and S2.3 to
the positions shown at left. In this mode:
•
The temperature sensor can be read using AI 0 in
referenced single-ended (RSE) mode.
•
AI 8 is available on a screw terminal.
•
+5 V power provided to signal conditioning area of the
accessory.
Refer to Figure 1-4 for a detailed diagram.
MIO with differential temperature sensor mode
*
—Move
switches S1.1, S1.2, S2.1, S2.2, and S2.3 to the positions
shown at left. In this mode:
•
The temperature sensor can be read using AI 0 and AI
8 in differential mode.
•
+5 V power provided to signal conditioning area of the
accessory.
Refer to Figure 1-4 for a detailed diagram.
Direct feedthrough mode
—Move switches S1.1, S1.2, S2.1,
S2.2, and S2.3 to the positions shown at left. In this mode:
•
All 68 signals from the device connect directly to
screw terminals.
Refer to Figure 1-3 for a detailed diagram.
*
Not available on Connector 1 of NI 6225/6255 devices.
†
Not available on S Series and Simultaneous MIO X Series devices.
1
2
3
1
2
S1
S2
1
2
3
1
2
S1
S2
1
2
3
1
2
S1
S2
1
2
3
1
2
S1
S2