The Fluke 721EX-3615 Dual Sensor Pressure Calibrator is engineered for professionals who demand precision, safety, and versatility in hazardous work environments. Featuring intrinsic safety certification (ATEX/IECEx), it enables accurate calibration in explosive atmospheres. The dual-sensor design covers both 36 PSIG low-pressure measurements and up to 1500 PSIG for medium-pressure calibration, making it suitable for oil and gas, process industries, and laboratory environments. Its rugged, portable construction combined with an intuitive interface and bright display ensures dependable performance in both field and lab conditions.
Key Features:
Intrinsically safe design (ATEX and IECEx certified) for hazardous environments
Dual sensor capability: 36 PSIG (low) and 1500 PSIG (medium) calibration ranges
High accuracy and repeatability for professional-grade results
Rugged housing to withstand industrial and field use
Easy-to-read display for precise measurements
Compact and portable for convenient on-site calibration
Supports hydraulic and pneumatic calibration tasks
Compatible Systems:
Pneumatic and hydraulic systems requiring calibration between 36 PSIG and 1500 PSIG
Pressure transmitters, gauges, and sensors in hazardous locations
Included Accessories:
Protective carrying case for portability and safe storage
User manual for operation and calibration procedures
Optional calibration certificate (if ordered)
Compliance:
ISO and CE certified
ATEX and IECEx intrinsically safe certified
Designed for use in explosive and hazardous industrial environments
Benefits for Lab and Field Users:
With the Fluke 721EX-3615, engineers and technicians can perform reliable calibration of both low- and mid-range pressure systems safely in hazardous environments. Its dual sensor design, intrinsic safety, and rugged portability provide unmatched flexibility and confidence in critical calibration tasks.



