The Martel Electronics 321A-1000G-3000G is a precision pressure calibrator designed for demanding industrial applications, particularly gas custody transfer and field calibration. With dual isolated stainless steel pressure sensors covering 0-1000 PSIG and 0-3000 PSIG, this instrument delivers exceptional accuracy of 0.025% F.S. and temperature-compensated performance for reliable measurements in any environment.
Key Features & Highlights
- Dual Pressure Sensors: Two isolated, stainless steel sensors (1000 PSIG and 3000 PSIG) with 0.025% F.S. accuracy.
- Temperature Compensation: Ensures accuracy across a wide range of field temperatures.
- External Pressure Module Support: Connects to all BetaPort-P pressure modules (27 ranges) for extended measurement capability.
- Pt100 RTD Input: Measures temperature with 0.1°C (0.2°F) accuracy.
- 4-20 mA Measurement: Built-in 24 V loop power supply can power transmitters under test.
- Large Graphic LCD: Backlit display shows up to three inputs simultaneously (e.g., pressure 1, pressure 2, RTD).
- 17 Engineering Units: Plus custom units for flexible pressure display.
- Switch Test: On pressure 1, pressure 2, or external module.
- Operating Mode Layers: Support simple to complex applications.
- Setup Storage: Up to five frequently used setups, with last setup auto-recalled on power-up.
- % Error and Damping Functions: For enhanced analysis.
- Rugged Design: Power-Tool-Tough case, operates on four AA batteries.
Applications
Ideal for gas flow calibration (custody transfer), pressure transmitter calibration, and general industrial pressure testing. Suitable for aerospace, defense, research, and process industries where accuracy and reliability are critical.
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