Cooper Instruments & Systems DCM 470 Voltage/Current In-Line Amplifier User Manual
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CF 138
DCM 470 Rev. EM1000‐C
Ex. If your application requires a lower output voltage than 10 VDC, then the 5 VDC
option is available to use. All you have to do is flip the DIP switch from the down
position to the up position.
Polarity
There are two polarities available on the DCM 470: reverse, and straight (default). To
select the polarity, simply flip the DIP switch to the appropriate configuration.
Ex. If you are using your DCM 470 with a tension and compression load cell and you
have tension setup as the positive direction, but now you would like to have
compression as the positive direction, all you have to do is flip the DIP switch from the
default polarity position to the reverse polarity position.
Gain
There are eight gain settings available on the DCM 470: from 0.5 mV/V to 10 mV/V. The
default setting is configured to 2 mV/V. Select the value closest to your input range by
flipping the DIP switches to the appropriate configuration.
Ex. If you are using a 2 mV/V sensor with the 5 VDC excitation, then you would want to
use configuration 2 for 1 mV/V. If you are using a 2mV/V sensor with 10 VDC excitation
then you would want to use configuration 4 for 2 mV/V.
Bandwidth
There are two bandwidth settings available on the DCM 470: 1 kHz (default), and 10
kHz. To select the bandwidth, simply flip the DIP switch to the appropriate configuration.