8. Frequently Asked Questions (FAQ)

Q1: What type of pressure does the 621‑4500 measure?

A1: The 621‑4500 measures gauge pressure, relative to ambient atmospheric pressure.

Q2: What is the pressure range of this sensor?

A2: It measures pressures from 0 to 4500 PSI, suitable for high-pressure hydraulic and industrial applications.

Q3: What output signals are available?

A3: The sensor provides 4–20 mA or 0–10 VDC selectable outputs.

Q4: What is the accuracy of the sensor?

A4: ±0.5% of Full Scale (FS), ensuring precise readings.

Q5: What temperature range can it operate in?

A5: It operates reliably from –40°C to +125°C.

Q6: What types of media are compatible?

A6: Suitable for air, inert gases, and non-corrosive hydraulic fluids.

Q7: What is the mechanical connection type?

A7: Uses a 1/4″ NPT male threaded connection.

Q8: What environmental protection does it have?

A8: Rated IP67, providing dust and temporary water immersion protection.

Q9: Is it factory-calibrated?

A9: Yes, the sensor is factory-calibrated for immediate deployment.

Q10: In which industries is it commonly used?

A10: Commonly used in industrial automation, heavy machinery, hydraulic systems, power generation, water management, and chemical processing.