Parameters
Parameter Category Specification Details
Model Name EJA220A
Product Line EJA-E Series Pressure Transmitter
Measurement Type Gauge Pressure (GP) [Reference: Atmospheric Pressure]
Mounting Style Direct Mount (via integral thread) or Surface Mount (with optional bracket)
Process Connection 1/2-14 NPT female or G1/2 female (Specified when ordering)
Output Signal 4-20 mA DC, two-wire
Communication BRAIN or HART® 7 protocol (Specified when ordering)
Power Supply 10.5 to 42 V DC (Standard, HART/BRAIN communication requires ≥ 16 V DC)
Accuracy ±0.2% of calibrated span (for most standard ranges)
Sensor Technology Single-crystal Silicon Resonant Sensor
Adjustment Zero and Span adjustments via local buttons or a communicator (BRAIN or HART)
Display Optional (Not standard; can be added as a separate option, e.g., -J or -JA suffix)
Electrical Connection 1/2-14 NPT conduit connection
Housing Material Aluminum alloy (standard) or Stainless Steel (SS316, optional)
Wetted Parts Material SUS316L (Standard)
O-ring Material Fluorocarbon Rubber (Standard)
Protection Rating IP67 (NEMA 4X) as standard
Process Temperature -40 to 85°C (-40 to 185°F)
Ambient Temperature -40 to 85°C (-40 to 185°F)