Description
Fluke 725Ex Process Calibrator Repair
The Fluke 725Ex is a multifunction process calibrator – it sources and measures mA, volts, RTDs, thermocouples, frequency and resistance, and reads pressure through external 750P modules. It is effectively several calibrators in one case, which means a fault usually affects one function while the rest keep working. The Fluke 725Ex is an intrinsically safe variant, rated for use in hazardous areas, and its protection circuitry is verified as part of the repair.
Certified technicians at June Company service the Fluke 725Ex for process instrument technicians, plant calibration departments, and field service engineers. Every instrument is repaired at component level and verified against reference standards before it ships back, with the measured results documented.
Common Fluke 725Ex problems we fix
- 24V loop supply not driving a transmitter.
- Display, keypad and battery faults.
- Intrinsic safety barrier faults – the protection circuitry that makes this model suitable for hazardous areas, tested as part of every repair.
- One function failing while the others work – the usual 725 pattern – a single measurement or source path, repaired at component level.
- mA source or measure out of tolerance.
- Thermocouple or RTD readings inaccurate – the temperature input stages, each verified separately.
- 750P pressure module not recognised – the module interface rather than the module itself.
FAQs
Do you document the results? Yes. The measured results are recorded and returned with the instrument.
What if it turns out not to be worth repairing? We tell you that in the quote. The evaluation costs nothing and there is no obligation to proceed.
Every repair carries a 90-day parts-and-labor warranty, with a firm quote before any work begins. Email us or submit a service request.





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