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Main Code
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Suffix Codes
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Description
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266AST
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Gauge pressure transmitter – Base accuracy 0.04 %
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SENSOR - Span Limits
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C
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0.2 and 6 kPa (2 and 60 mbar, 0.8 and 24 in. H2O) 1 MPa (10 bar, 145 psi)
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F
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0.4 and 40 kPa (4 and 400 mbar, 1.6 and 160 in. H2O) 1 MPa (10 bar, 145 psi)
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L
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2.5 and 250 kPa (25 and 2500 mbar, 10 and 1000 in. H2O) 3 MPa (30 bar, 435 psi)
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D
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10 and 1000 kPa (0.1 and 10 bar, 1.45 and 145 psi) 6 MPa (60 bar, 870 psi)
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U
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30 and 3000 kPa (0.3 and 30 bar, 4.35 and 435 psi) 6 MPa (60 bar, 870 psi)
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R
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100 and 10000 kPa (1 and 100 bar, 14.5 and 1450 psi) 30 MPa (300 bar, 4350 psi)
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Diaphragm Material/ Filling Fluid
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S
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Stainless steel AISI 316L (1.4435) Silicone oil (Only available with flush diaphragm) NACE
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K
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Hastelloy® C-276 Silicone oil NACE
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A
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Stainless steel AISI 316L (1.4435) Fluorocarbon - Galden NACE
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F
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Hastelloy® C-276 Fluorocarbon - Galden (suited to oxygen applications) NACE
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G
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Hastelloy® C-276 gold-plated Silicone oil NACE
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E
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Hastelloy® C-276 gold plated Fluorocarbon - Galden (suited to oxygen applications)
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6
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Stainless steel AISI 316L (1.4435) White oil (FDA) (Only available with flush diaphragm)
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Z
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Hastelloy® C-276 White oil (FDA) NACE
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Process Connection Material / Type
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B
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Stainless steel AISI 316L (1.4404) 1/2-14 NPT internal thread NACE
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P
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Stainless steel AISI 316L (1.4404) DIN EN 837-1 G 1/2 B NACE
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S
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Stainless steel AISI 316L (1.4404) DIN EN 837-1 G 1/2 B NACE
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T
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Stainless steel AISI 316L (1.4404) 1/2-14 NPT male thread NACE
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E
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Hastelloy® C-276 1/2-14 NPT internal thread NACE
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D
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Hastelloy® C-276 DIN EN 837-1 G 1/2 B NACE
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K
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Hastelloy® C-276 1/2-14 NPT male thread NACE
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Gasket Material
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N
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None
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Housing Material/ Electrical Connection
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A
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Aluminium alloy (Barrel type) 1/2-14 NPT
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B
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Aluminium alloy (Barrel type) M20 x 1.5
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E
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Aluminium alloy (Barrel type) Harting Han plug connector
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G
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Aluminum alloy (Barrel type) / Fieldbus connector (General purpose only)
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S
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Stainless steel (barrel type) 1/2-14 NPT (I2 or I3 required)
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T
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Stainless steel (barrel type) M20 x 1.5 (I2 or I3 required)
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J
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Aluminium alloy (DIN type) M20 x 1.5
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K
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Aluminium alloy (DIN type) Harting Han plug connector (General purpose only)
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W
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Aluminium alloy (DIN type) Fieldbus plug connector (General purpose only)
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Z
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Stainless steel (barrel type) Fieldbus plug connector (General purpose only)
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Output
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1
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HART digital communication and 4 to 20 mA
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2
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Profibus PA
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3
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Foundation fieldbus
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8
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HART digital communication and 4 to 20 mA, SIL2 and SIL3 certified to IEC 61508
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Explosion Protection Certification
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E1
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ATEX Intrinsic Safety Ex ia
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E2
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ATEX Explosion Proof Ex db
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E3
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ATEX Intrinsic Safety Ex ic
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E4
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FM approval (Canada) (Only available with 1/2-14 NPT or M20 electrical connections)
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E6
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FM approval (USA) (Only available with 1/2-14 NPT or M20 electrical connections)
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EA
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FM approvals (USA and Canada) Intrinsic Safety
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EB
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FM approvals (USA and Canada) Explosion Proof
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EC
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FM approvals (USA and Canada) Nonincendive
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EN
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Combined ATEX, IECEx and FM approvals (USA and Canada)
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EW
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Combined ATEX Ex ia, Ex db and Ex ic
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EB
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IECEx Intrinsic Safety Ex ia
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E9
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IECEx Explosion Proof Ex db
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ER
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IECEx Intrinsic Safety Ex ic
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EH
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Combined IEC Approval Ex ia and Ex db
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EI
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Combined IEC Approval Ex ia, Ex db and Ex ic
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EY
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NEPSI Intrinsic Safety Ex ia
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EZ
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NEPSI Explosion Proof Ex d
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ES
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NEPSI Intrinsic Safety Ex ic
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EP
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Combined NEPSI Ex ia and Ex d
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EQ
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Combined NEPSI Ex ia, Ex d and Ex ic
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Other Explosion Protection Certifications
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W1
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TR CU EAC Ex ia Russia (incl. GOST Metrologic Approval)
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W2
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TR CU EAC Ex d Russia (incl. GOST Metrologic Approval)
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W3
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TR CU EAC Ex ia Kazakhstan (incl. GOST Metrologic Approval)
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W4
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TR CU EAC Ex d Kazakhstan (incl. GOST Metrologic Approval)
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WF
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TR CU EAC Ex ia Belarus (incl. GOST Metrologic Approval)
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WG
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TR CU EAC Ex d Belarus (incl. GOST Metrologic Approval)
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Integral LCD Display
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L1
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With integral LCD display
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L5
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With integral touch screen LCD display (TT G)
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Optional Codes
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/Optional codes
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