Analog input range, Installing the cio-das08 – Measurement Computing CIO-DAS08 User Manual
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CIO-DAS08 User's Guide
Installing the CIO-DAS08
Analog input range
Configure the signal polarity and the analog input range setting using the four dip switches accessible through
the CIO-DAS08 connector bracket (
). These switches set the input range for the analog inputs.
Figure 5. Range select switches
Available bipolar input ranges are ±10 V and ±5 V. The Unipolar input range is 0 to +10 V.
RANGE SELECT SWITCHES
+/- 5 Volt Range Shown
S4
S3
S2
S1
The CIO-DAS08 is shipped with the analog input range configured for ±5 volts. To change the range, refer to
and the table below to determine the correct positions of switches S1 through S4 for the range and gain
you want to set. You do not have to turn off the PC power or disconnect signals to change these switch settings.
Range Switch Settings
Range S1 S2 S3 S4 Gain Resolution
±5 V
Left
Right
Left
Right
1
2.44 mV / bit
±10 V
Right
Left
Left
Right
0.5
4.88 mV / bit
0-10 V
Left
Right
Right
Left
1
2.44 mV / bit
Positions other than those shown in the table are not valid.
Installing the CIO-DAS08
After configuring the board, install the CIO-DAS08 into your computer. Follow the steps below.
Install the MCC DAQ software before you install your board
The driver needed to run your board is installed with the MCC DAQ software. Therefore, you need to install the
MCC DAQ software before you install your board. Refer to the Quick Start Guide for instructions on installing
the software.
1.
2.
3.
Turn your computer off, open it up, and insert your board into an available ISA slot.
Close your computer and turn it on.
To test your installation and configure your board, run the InstaCal utility you installed in the previous
section. Refer to the Quick Start Guide that came with your board
for information on how to initially set up and load InstaCal.
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