PLC Analog Input Conversion Formula
For any unit conversion on any PLC, you can use four function math with the following for PLC Analog Input Conversion Formula, which assumes integer math, as follows : PLC
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Instrumentation Formulas
PLC Problems Troubleshooting
Troubleshooting PLCs can be started by checking the healthiness status of CPU, I/O Modules, Fuse Blow-out and different PLC Failure reasons including wiring, field transmitters healthiness status or transmitter configuration,
PLC Analog Input Scaling
An Allen-Bradley SLC500 programmable logic controller (PLC) uses a 16-bit analog-to-digital converter ( in its model 1746-NI4 ) in analog input card to convert 4-20 mA signals into digital number
Raw Counts to Engineering Units : Conversion Formula
We need to convert sensor raw counts to engineering units in a PLC system. Convert Raw Counts to Engineering Units We have a sensor which gives a raw value input
Turbine Flow meter Coefficient and Scaling Factor
Turbine Flow meter Coefficient and Scaling Factor A digital turbine flowmeter generates 10 pulses per gallon of liquid passing through it. Determine the meter coefficient and calculate the scaling factor
DP Transmitter Dry Leg & Wet Leg Calculations
In any process industry, level measurement is very important for safety and process purpose. Level can be measured by two methods. Direct method Indirect method Here we discuss about indirect
Open Tank DP Level Transmitter Calculations
In any process industry, level measurement is very important for safety and process purpose. Level can be measured by two methods. Direct method Indirect method Here we discuss about indirect
How to Convert Cable Size from AWG to Inches
The diameter of a Number n AWG wire in inches is given by : Example : Convert 36 AWG of a Cable into Inches ? dn=0.005×92(36-36)/39 dn=0.005×920 dn=0.005×1 dn=0.005 inches
Gas Flow Formulas
Gas Flow Units MMSCFD – Million standard cubic feet of gas per day – a common volume of gas measure (unit abbreviation MMscf) SCFD – Standard cubic feet per day (gas) SCFM – Standard cubic feet
4-20mA Transmitters Calculations
4-20mA Transmitters Calculations Given a pressure transmitter with a measurement range of 150 to 400 PSI and a signal range of 4 to 20 milliamps, calculate the applied pressure corresponding