Parameters
Category Parameter Specification for 266HSHWSBA1
General Model Series 2600T Series (FMT - Flow Multivariable Transmitter)
Type Smart 4-20 mA/HART Multi-Variable Flow Transmitter
Measured Variables Differential Pressure (ΔP), Static Pressure (Ps), Temperature (T).
Measurement Performance ΔP Span Limits Wide range, e.g., from 0.1 kPa to 3 MPa (model dependent).
Static Pressure (Ps) Range e.g., 0 to 16 MPa (2320 psi) (model dependent).
Temperature (T) Range e.g., -40°C to +125°C (via integrated RTD).
Reference Accuracy (Flow) Typically ±0.15% of reading (with all inputs).
Long-Term Stability ±0.1% of URL per year (typical).
Computation & Output Flow Calculation Mass or Volumetric. Compensates for Ps & T.
Fluid Database Pre-loaded with common gas/steam properties.
Primary Element Support Orifice, Venturi, Nozzle, Wedge, etc. (ISO/AGA).
Analog Output 4-20 mA, HART 5/6/7. PV = Flow.
Digital Output HART. SV = Ps, TV = T.
Electrical Supply Voltage 10.5 to 42 V DC (two-wire).
Communication HART Protocol (Bell 202 FSK).
Process Connections & Materials ΔP Ports 1/4" NPT or G1/2" female (High & Low side).
Ps & T Port 1/2" NPT or similar (integrated in process flange).
Wetted Parts 316L SST, Hastelloy C-276 options.
Mechanical & Environmental Housing Aluminum or Stainless Steel.
Protection Degree IP66 / IP67 / NEMA 4X
Process Temp. (Flange) -40°C to +120°C
Ambient Temp. -40°C to +85°C
Certifications Explosion Protection ATEX / IECEx: Ex ia IIC T4/T6 Ga & Ex d IIC T4/T6 Gb options.
Safety Integrity Level SIL 2/3 capable.
The ABB 266HSH WSBA1 EZL1S2TB is a high-static, high-overload gauge pressure transmitter designed for precise and reliable measurement in demanding industrial applications. Part of ABB’s 266HSH series, this transmitter delivers high accuracy, long-term stability, and robust construction, making it suitable for measuring liquids, gases, or steam under critical process conditions.