Apply the full range pressure to the gauge. Adjust the linkage so that the pointer is at the maximum reading on the scale, (full scale deflection). Reduce the pressure to zero and check that the pointer reads zero on the scale. Adjust the pointer if necessary.
What is recorder calibration?
Chart recorder calibration plays a key role in maintaining the quality of goods and materials in many industries. In the food and beverage industry for example, temperature monitoring systems are a crucial factor in maintaining consistency in product, and more importantly ensuring health safety.
Why are bellows filled with liquid?
However, the liquid filling the bellows expands and contracts with temperature changes and accordingly some arrangement must be provided for accommodating the thermal changes in the volume of the liquid to eliminate stresses in the bellows.
What is a Barton meter?
The Barton® Model 202E single DP Flow Recorders measure and record system operation parameters including gas and liquid flow rate, liquid level in a vessel, and other system variables that can be measured by differential pressure and static pressure methods.
How do you read a circular chart recorder?
https://www.youtube.com/watch?v=Ln0jiv2qc9A
What is Barton chart?
The Barton Chart Recorder is the industry standard for accurate, reliable measurement and recording of pressure, differential pressure, and temperature in a wide variety of applications. JM Test System's can provide quotes on both new and rental units.
How do you calibrate a Barton chart recorder?
Apply 100% pressure. Make the necessary adjustment by turning the range arm adjust screw counterclockwise if the pen is slightly underranged and clockwise if the pen is slightly overranged. Repeat zero and 100% adjustments until calibration at these points is achieved.
How does temperature chart recorder work?
A chart recorder is an instrument used to record various process and electrical signals. The paper is passed under a pen and the pen is deflected in proportion to the signal. The result is a graph or chart of the data.
What is a pressure chart recorder?
A chart recorder is an electromechanical device that records an electrical or mechanical input trend onto a piece of paper (the chart).