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ASI133-H00

The Yokogawa ASI133-H00 is a high-performance, flange-mounted pressure transmitter belonging to Yokogawa's DPharp EJA-E Series family. It is specifically designed for level measurement applications by detecting the hydrostatic pressure of a liquid.

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Specifications & Parameters
Category Specification Details
Model Code ASI133-H00
Product Line DPharp EJA-E Series
Type Flange-Mounted Pressure Transmitter (Level Gauge)
Measurement Type Gauge Pressure (GP) or Absolute Pressure (AP)
Output Signal 4-20 mA DC, two-wire system with superimposed HART® protocol version 7
Accuracy ±0.055% of URL (Upper Range Limit). Includes combined effects of linearity, hysteresis, and repeatability.
Adjustable Span Wide rangeability. Minimum span can be as low as 0.5 kPa.
Sensor Range (URL examples) Various options available (selected by sensor code), e.g., 0-4 kPa, 0-40 kPa, 0-400 kPa.
Process Connection Flange: 3-inch or 4-inch 150# RF flange (standard). Other standards (DIN, JIS) and pressure ratings (300#) are available. Diaphragm: Flush, flat diaphragm.
Diaphragm Material 316L SST, Hastelloy C276, Tantalum, etc. (selected by option code)
Flange Material Carbon Steel with 316L SST wetted parts, or All 316 SST (selected by option code)
Ambient Temperature -40 to 85 °C (-40 to 185 °F)
Process Temperature Standard: -40 to 120 °C (-40 to 248 °F)
With Remote Seal Option: Up to 350 °C (662 °F)
Enclosure Rating IP67 (NEMA Type 4X)
Safety & Certifications Complies with SIL 2 (Safety Integrity Level) per IEC 61508. Explosion-proof certifications (FM, ATEX, IECEx, NEPSI) available as options.
Power Supply 10.5 to 42 V DC (HART communication requires a minimum of 16 V DC with a 250 Ω load)