EJA115E Low Flow Transmitter
DescriptionYokogawa EJA115E low flow transmitter assembled with an internal integral orifice plate which special used for very low flow measurement. I. General IntroductionEJA115E low flow transmitter is a differential pressure transmitter assembled with an integral orifice and excellent for very low flow measurement, applicable for liquid flow range up to 33liter /minute and gas flow range up to 910Nl/min. FM, ATEX, Canadian Standards Association (CSA), IECEx and NEPSI Explosion proof Approval are selectable for different of design standard and local regulations.For CSA Explosionproof Approval with suffix code CF1: Certificate: 2014354, Applicable Standard: C22.2 No.0, C22.2 No.0.4, C22.2 No.0.5, C22.2 No.25, C22.2 No.30, C22.2 No.94, C22.2 No.60079-0, C22.2 No.60079-1, C22.2 No.61010-1; Explosion-proof for Class I, Groups B, C and D. Dust ignition-proof for Class II/III, Groups E, F and G.When installed in Division 2, "SEAL NOT REQUIRED" Enclosure: NEMA TYPE 4X, Temp. Code: T6...T4, Ex d IIC T6...T4, Enclosure: IP66/IP67; Max. Process Temp.: T4;120℃(248℉), T5;100℃(212℉), T6; 85℃(185℉); Ambient .Temp.: –50 to 75℃(–58 to 167℉) for T4, –50 to 80℃(–58 to 176℉) for T5, –50 to 75℃(–58 to 167℉) for T6. Process Sealing Certification: Dual Seal Certified by CSA to the requirement of ANSI/ISA 12.27.01, No additional sealing required, Primary seal failure annunciation: at the zero adjustment screw.For CSA Intrinsically safe Approval with suffix code CS1: Certificate: 1606623 [For CSA C22.2], Applicable Standard: C22.2 No.0, C22.2 No.0.4, C22.2 No.25, C22.2 No.94, C22.2 No.157, C22.2 No.213, C22.2 No.61010-1, C22.2 No.60079-0, Intrinsically Safe for Class I, Division 1, Groups A, B, C & D, Class II, Division 1, Groups E, F & G, Class III, Division 1, Non-incendive for Class I, Division 2, Groups A, B, C & D, Class II, Division 2, Groups F & G, Class III, Division 1; Enclosure: NEMA TYPE 4X, Temp. Code: T4 Amb. Temp.: –50 to 60℃(–58 to 140℉) , Electrical Parameters: [Intrinsically Safe] Vmax=30V, Imax=200mA, Pmax=0.9W, Ci=10nF, Li=0 μH, [Non-incendive] Vmax=30V, Ci=10nF, Li=0 μH; [For CSA E60079], Applicable Standard: CAN/CSA E60079-11, CAN/CSA E60079-15, IEC 60529:2001, Ex ia IIC T4, Ex nL IIC T4 Enclosure: IP66/IP67; Ambient Temp.: –50 to 60℃(–58 to 140℉) *2, Max. Process Temp.: 120℃(248℉); Electrical Parameters: [Ex ia] Ui=30V, Ii=200mA, Pi=0.9W, Ci=10nF, Li=0 μH, [Ex nL] Ui=30V, Ci=10nF, Li=0 μH; Process Sealing Certification: Dual Seal Certified by CSA to the requirement of ANSI/ISA 12.27.01, No additional sealing required, Primary seal failure annunciation: at the zero adjustment screw.For IECEx Flameproof Approval with suffix code SF2: Applicable Standard: IEC 60079-0:2011, IEC60079-1:2007-4, Certificate: IECEx CSA 07.0008, Flameproof for Zone 1, Ex d IIC T6...T4 Gb Enclosure: IP66/IP67, Max.Process Temp.: T4;120℃(248℉), T5;100℃(212℉), T6; 85℃(185℉), Ambient Temp.: –50 to 75℃(–58 to 167℉) for T4, –50 to 80℃(–58 to 176℉) for T5, –50 to 75℃(–58 to 167℉) for T6.II. Measuring Span & Range limitsCapsuleDifferential PressureWater Equivalent Flow (l/min)Air Equivalent Flow (Nl/min)F1 to 5 kPa (100 to 500 mmH2O)0.016 to 5.00.44 to 140M2 to 100 kPa (200 to 10000 mmH2O)0.022 to 23.00.63 to 635H20 to 210 kPa (2000 to 21000 mmH2O)0.07 to 33.02.0 to 910III. Model and suffix codesModelSuffix CodesDescriptionEJA115ELow flow transmitterOutput signal-D to 20 mA DC with digital communication (BRAIN protocol)-J to 20 mA DC with digital communication (HART 5/HART 7 protocol)-FDigital communication (FOUNDATION Fieldbus protocol)-GDigital communication (PROFIBUS PA protocol)-QLow Power, 1 to 5 V DC with digital communication (HART 7 protocol)Measurement span (capsule)F to 5 kPa (4 to 20 inH2O)M to 100 kPa (8 to 400 inH2O)H to 210 kPa (80 to 840 inH2O)Wetted parts material SCover flange and process connector: ASTM CF-8M
Capsule: Hastelloy C-276 (Diaphragm), F316L SST, 316L SST (Others)
Capsule gasket: Teflon-coated 316L SST
Vent/Drain plug: 316 SST, Orifice: 316 SST
Manifold: F316 SST, Spacer: 316 SST, Orifice gasket: PTFEProcess connectionsRc1/2 female/2 NPT femaleBolts and nuts materiaJ
G[For Cover flange] [For Process connector][For Manifold]
B7 B7 B7
316L SST 316L SST 316L SSTInstallation
Vertical piping, right side high pressure, manifold upsideVertical piping, right side high pressure, manifold downsideVertical piping, left side high pressure, manifold upsideVertical piping, left side high pressure, and manifold downside
Horizontal piping and right side high pressure
Horizontal piping and left side high pressureAmplifier housingCast aluminum alloyCast aluminum alloy with corrosion resistance propertiesASTM CF-8M stainless steelElectrical connectionG1/2 female, one electrical connection without blind plugs/2 NPT female, two electrical connections without blind plugsM20 female, two electrical connections without blind plugsG1/2 female, two electrical connections and a blind plug/2 NPT female, two electrical connections and a blind plugM20 female, two electrical connections and a blind plugAG1/2 female, two electrical connections and a SUS316 blind plugC/2 NPT female, two electrical connections and a SUS316 blind plugDM20 female, two electrical connections and a SUS316 blind plugIntegral indicatorDDigital indicatorEDigital indicator with the range setting switch (push button)*9NNoneMounting bracketB SST 2-inch pipe mounting, flat type (for horizontal piping)D SST or SCS13A 2-inch pipe mounting, L type (for vertical piping)J SST 2-inch pipe mounting, flat type (for horizontal piping)K SST or SCS14A 2-inch pipe mounting, L type (for vertical piping)NNone— -NAlways -N— Always 00— NAlways N— NAlways N— Always 0Optional codes/Optional codesIV. Mounting & Dimensions◆ Vertical Impulse Piping Type Installation Code '6’ and '7’◆ Horizontal Impulse Piping Type Installation Code '9’
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