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Thread: DX9100 Active Input Scaling
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04-13-2010, 09:58 AM #1
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DX9100 Active Input Scaling
I have a site with a differential pressure flow meter that ramps two pumps up and down on a drive. The meter does not seem to be getting a good reading. Both pumps were on at 100% and the meter was only reading 0.8 psi. I was looking the the DX program and noticed that the scaling for the input is setup in the parameter for the input itself. I thought in the GX9100 the scaling for an active input had to be setup in a four line segment? I believe the range is 0-50, but I haven't confirmed the voltage. Has anyone had to setup this type of system before?
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04-13-2010, 02:40 PM #2
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The input parmaters are in the active input and must be modificationed to fit the range of your sensor.
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04-13-2010, 03:27 PM #3
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lets say there is an active input setup in the DX9100. The range is 0-50 psi with an output of 0-10v. If I program another active input with a range of 0-50 only with a 0-5v output, could I cut the range to 0-25?
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04-13-2010, 05:04 PM #4
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No, 0-100 psi. At 5v a 0-10v input would be at 50% and 50% of 100 psi is 50 psi.
UA LU 562
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04-13-2010, 05:49 PM #5
No... If the sensor puts out 0 to 5 Volts at 0 to 50 psi. then the Active input at the DX has to be set up as follows:
High Range = 100
Low Range = 0
High range is the value at 10 volts. In this case 10 Volts equals 100 psi, therefore if your sensor puts out 5 volts, then the DX sees this as 50 psi !!


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