TRONAIR NITROGEN REGULATOR, 100-4500 PSI

Certification documents are provided with all gauges.
Service gauges protected by a rubber boot.
Service gauges are liquid filled to maintain accuracy.
Regulator Gauge Accuracy: ASME Grade B 3-2-3 (except 18-4216-6000: ± Full Scale 2.5%).
Gauge Accuracy: ± Full Scale 1.5%.
Digital Gauge Accuracy: ± Full Scale .25%.
All gauges require annual calibration.
Storage container standard for Service and Pressure Gauges.

The gauge Certificates of Calibration supplied for the gauge(s) on this unit contain the calibration data for the actual instrument calibrated, along with the calibration date of the toll used to perform the calibration check.

The due date for re-calibration of the instrument should be based upon the date the instrument was placed in service in your facility. Re-calibration should be done on a periodic basis as dictated by the end user's quality system or other overriding requirements.