Martel Electronics 311A-30D Precision Pressure Calibrator

Overview Martel Electronics 311A-30D Precision Pressure Calibrator

Martel Electronics 311A-30D Precision Pressure Calibrator is a precision pressure calibrator from the Martel Electronics 311A series. It supports pressure calibration work where a defined measurement range is required. Specified range: 30 PSI Differential with accuracy 0.025% FS, differential reference.

Features and Performance

- 30 PSI Differential
- One isolated, stainless steel, pressure sensor with 0.025% FS accuracy
- Temperature-compensation ensures accuracy in the field applications
- External pressure module connection supports all BetaPort-P pressure modules (27 ranges) for even more measurement capability
- Pt100 RTD input for temperature measurement, accurate to 0.1 °C (0.2 °F)
- Measure 4-20 mA input
- Internal 24 V Loop Power Supply can power a transmitter under test
- Measure up to 30 V DC
- Large graphic style LCD with backlight can be configured to display up to 3 inputs simultaneously (i.e. pressure 1, pressure 2, and RTD or any combination of inputs)
- Ideal for gas flow calibration (custody transfer) applications
- Pressure displayed in the user’s choice of 17 engineering units plus custom
- Switch test on Pressure 1, Pressure 2, or external pressure module
- Operating mode layers support simple measurements to complex applications
- Up to five frequently used setups can be stored; last setup automatically recalled on power-up
- % Error and damping functions
- Small, rugged compact design operates on four (4) standard AA batteries

Why Choose This Product

This model is relevant for pressure test and calibration work where a dedicated handheld instrument is preferred. The listed range supports applications centered on 30 PSI Differential.

Product Specifications

Feature Details

Type Precision Pressure Calibrator

Range 30 PSI Differential

Accuracy 0.025% FS

Pressure Reference Differential