Figure 3-2. Daqcard-1200 Instrumentation Amplifier; Table 3-1. Bipolar And Unipolar Analog Input Signal Range Versus Gain - National Instruments DAQCard-1200 User Manual

Multifunction i/o card for the pcmcia bus
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Table 3-1. Bipolar and Unipolar Analog Input Signal Range Versus Gain

Gain Setting
1
2
5
10
20
50
100
How you connect analog input signals to the DAQCard-1200 depends on
how you configure the card analog input circuitry and the type of input
signal source. With different DAQCard-1200 configurations, you can use
the instrumentation amplifier in different ways. Figure 3-2 shows a diagram
of the DAQCard-1200 instrumentation amplifier.
+
V
in
V
in

Figure 3-2. DAQCard-1200 Instrumentation Amplifier

Input Signal Range
Bipolar
±5 V
±2.5 V
±1 V
±500 mV
±250 mV
±100 mV
±50 mV
Instrumentation
Amplifier
+
V
= [V
+ – V
–] GAIN
m
in
in
3-5
Chapter 3
Signal Connections
Unipolar
0 to 10 V
0 to 5 V
0 to 2 V
0 to 1 V
0 to 500 mV
0 to 200 mV
0 to 100 mV
+
Measured
V
m
Voltage
DAQCard-1200 User Manual

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