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Original Japan Yokogawa Gauge Pressure Transmitter EJA440A Supplier Manufacturer

Jun 15, 2016

Basic Info

Model NO.:EJA440A

The high performance gauge pressure transmitter EJA440A features single crystal silicon resonant sensor and is suitable to measure liquid, gas, or steam pressure. The EJA440A outputs a 4 to 20 mA DC signal corresponding to the measured pressure. It also features quick response, remote setup and monitoring via BRAIN or HART communications, and diagnostics. The multi-sensing technology provides the advanced diagnostic function to detect such abnormalities as an impulse line blockage or heat trace breakage. FOUNDATION Fieldbus and PROFIBUS PA protocol types are also available.
All EJA series models in their standard configuration,with the exception of the Fieldbus and PROFIBUS types, are certified by TÜV as complying with SIL 2 for safety requirement.


Technical specification :

Output

Two wire 4 to 20 mA DC output with digital communications. BRAIN or HART FSK protocol are superimposed on the 4 to 20 mA signal.


Stability

0.1 % of URL per 60 months


Power Supply Effects

0.005 % per Volt (from 21.6 to 32 V DC, 350 )


Supply Voltage

10.5 to 42 V DC for general use and flameproof type

10.5 to 32 V DC for lightning protector (Optional code /A)