Crown Oilfield Instrumentation's high pressure chart recorders are built to operate in any environment. Dependablilty and accuracy is achieved through precision calibration and configuration to meet your demands. All of our chart recorders are highly durable and include cases for portablility, making sure the recorder is secured. Our chart recorders are easy to use, and can be used by operators with no previous experience or training. All readings are recorded differently by pressure ranges, clock options, and the options of multiple recording pens or single pen recording.