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To cailbrate a pressure transmitter, you need a test equipment which is properly certified by accredited organizations. This test equipment may be a pneumatic/hydraulic calibrator and a test bench. Connect the transmitter to the test instrument and apply the calibration range mentioned in the data sheet. Apply the calibration range in4 -20 mA division scale in both increasing and decreasing type and confirm the accuracy is as per the test certificates of transmitter. Enter the calibration data in the calibration sheet.
