Product description
The EJX range of transmitters is Yokogawa’s premium performance line of DP harp pressure transmitters
Released in 2004, it offers the most technologically advanced solution with class-leading performance and stability specifications
Additionally, EJX family offers unique features such as standard IEC61508 certification, optional contact output, advanced diagnostics, multivariable mass flow measurement and ISA100 wireless capability
The EJX silicon resonant sensor series, owns highest accuracy 0.025%, the fastest response time 95m/second, analog and pulse output, the lowest failure rate, with SIL2 certification
The EJX achieve differential pressure DP, static pressure SP and two temperature output, LCD alternately displays and standard SIL2 TUV certification
The flush flanges dimensions available with 3-inch (80mm), 1-1/2-inch (40mm) and 2-inch (50mm), extended flanges dimensions available with 3-inch (80mm) and 4-inch (100mm)
Service: level of densities of solidifying or precipitating liquids
Reference accuracy: 0.075% of span
Stability: 0.1% for 1 year
Measuring range: there are two types of diaphragms are M and H respectively, applied to range from 10 to 5000m/bar
Output: 4-20mA Brain, Hart, Foundation™ fieldbus or Profibus linear or square root programmable
Temperature limits: -40 to 60°C for ambient and -40 to 120°C for process
Power supply: 10.5-42V DC for general use and flameproof type, 10.5 to 32V DC for the type with lightning protector and 10.5 to 30V DC for the type intrinsically safe
LCD local reading is available
Calibration unit: kPa, psi, bar, kgf/cm2 are optional
Others units can be configured by square root and other formulas
Approvals: SIL2, FM factory, ATEX, CSA, IECEx and KEMA are available
Wetted parts materials: SUS316, Hastelloy C-276 and Tantalum are optional
Liquid filling: silicon oil, fluorinated oil and Plopylene glycol is optional
Housing: low copper cast-aluminum alloy with polyurethane paint or ASTM CF-8M stainless steel optional
Degrees of protection: IP66/67 and NEMA4X
Process connection: for high pressure side, flange 80, 40, 50 and 100mm optional, for low pressure side, Rc1/4, Rc1/2, 1/4 NPT, 1/2 NPT, 1/4 NPT on flange connectors are optional
Electrical connection: G1/2, 1/2 NPT and M20*1.5 connections are available
