LD301-A Absolute Pressure Transmitter

Brand: Smar International Corp

Specifications
  • Pressure Range kPa: 0 to 25,000 kPa
    • Minimum Span: 5 to 210 kPa
  • Pressure Range psi: 0 to 3,600 psi
    • Minimum Span: 0.73 to 30 psi
  • Ambient Temperature: -40° to 85°C (-40° to 185° F)
  • Process Connection: 1/4"-18 NPT or 1/2"-14 NPT
  • Electrical Connection: 1/2"-14 NPT
  • Pressure Type: Absolute, the pressure is measured at the high side of the transmitter and the low side is at zero absolute reference to a sealed chamber with vacuum.
  • Materials of Construction:
    • Diaphragm: 316 Stainless Steel or Hastelloy® C-276
    • Flange: 316 Stainless Steel
    • Drain/Vent Screw: 316 Stainless Steel or Hastelloy® C-276
    • O-Rings: Buna-N, Viton (Fluorocarbon), or Teflon

Specifications

Accuracy

  • ± 0.2 % of Span
  • 0.0083 URL ≤ Span < 0.025 URL: ± [0.0015 + 0.00465 URL/Span] % of Span
  • 0.0083 URL ≤ Span < 0.025 URL: ± [0.01 + 0.006 URL/Span] % of Span
  • 0.025 URL ≤ Span < 0.1 URL: ± [0.0375 + 0.00375 URL/Span] % of Span
  • 0.025 URL ≤ Span < 0.1 URL: ± 0.05 [1 + 0.1 URL/Span] % of Span
  • 0.05 URL ≤ Span < 0.2 URL: ± [0.025 + 0.015 URL/Span] % of Span
  • 0.1 URL ≤ Span ≤ URL: ± 0.075 % of Span
  • 0.1 URL ≤ Span ≤ URL: ± 0.1 % of Span
  • 0.2 URL ≤ Span ≤ URL: ± 0.1 % of Span

Alarm

  • Failure Alarm: Detailed Diagnostics through HART Communication

Ambient Temperature Range

  • -40° to 85° C (-40° to 185° F)

Approvals & Certifications

  • 3A Sanitary
  • CE
  • CEPEL
  • CRN
  • CSA
  • EXAM
  • EXIDA
  • FM
  • GOST
  • LLOYD
  • NEMKO ATEX
  • NEPSI

Communication

  • HART

Configuration

  • Software CONF401, DDCON100, or HpC301 & HpC401. Can Also be Configured Using DD & FDT/DTM Tools, & Can be Partially Configured through Local Adjustment

Control Functions Characteristics

  • HART: PID Control (PID) & Totalizer (TOT)

Damping Adjustment

  • User Configurable from 0 to 128 seconds (via Digital Communication)

Diaphragm Material

  • 316 Stainless Steel
  • Hastelloy C-276

Display

  • 4-1/2-Digit Numerical & 5-Character Alphanumerical LCD Indicator

Drain, Vent Position

  • Down
  • Top

Drain, Vent Valves & Plug

  • 316 Stainless Steel
  • Hastelloy C-276

Electrical Connectors

  • 1/2” NPT

Electromagnetic Interference Effect

  • Approved According to IEC 61326-1: 2006, IEC 61326-2-3: 2006, IEC 61000-6-4: 2006, IEC 61000-6-2: 2005

Enclosure Finish

  • Polyester (Gray Munsell N 6.5) Paint

Enclosure, Body Material

  • Aluminum - Injected

Environmental Protection

  • Dust Ignition-Proof
  • Explosion-proof
  • Intrinsically Safe
  • IP66
  • IP68
  • NEMA 4X
  • NEMA 6P
  • Non-Incendive

Fill Material

  • Silicone Oil

Flange Material

  • 316 Stainless Steel - ASTM A351 CF8M

Humidity

  • 0 to 100 % Relative Humidity

Input Power

  • 12-45 Vdc

Materials of Construction

  • Adapter: 316 Stainless Steel
  • Adapter: Hastelloy C-276

Media

  • Gas
  • Liquids & Gases
  • Steam

Mounting

  • 316 Stainless Steel Bracket & Accessories
  • Carbon Steel Bracket & Accessories

Mounting Position Effect

  • Zero Shift of up to 250 Pa (1”H₂O) which can be Calibrated Out. No Span Effect

NACE & NIST

  • NACE MR-0175, ISO 15156

NPT Connection

  • 1/2” NPT Female (with Adapter)
  • 1/4” NPT Female

Nut & Bolt Material

  • Carbon Steel
  • Plated Carbon Steel

O-Ring Material

  • Buna-N
  • Teflon
  • Viton

Operating Temperature - Display

  • -20° to 80° C (-4° to 176° F)
  • -40° to 85° C (-40° to 185° F), without Damage

Output

  • 2-Wire
  • 4-20 mA

Overpressure & Static Pressure Limits

  • Flange Test Pressure: psi: 8,570 (bar: 590.9, MPa: 60)
  • psia: 0.5 (bar: 0.034, kPa: 3.45) to psi: 4,600 (bar: 317.2, MPa: 32)
  • Ranges 2, 3 & 4: psi a: 0.5 (bar: 0.034, kPa: 3.45) to psi: 2,300 (bar: 158.6, MPa: 16)

PID Configuration

  • With PID

Power Supply Effect

  • ± 0.005 % of Calibrated Span Per Volt

Pressure Range

  • bar: 0 to 248.2
  • kPa: 0 to 24,821
  • psia: 0 to 3,600

Pressure Type

  • Absolute

Process Temperature

  • -40° to 100° C (-40° to 212° F)

Span & Zero Adjustments

  • Non-Interactive, Via Digital Communication or Local Adjustment

Stability

  • Ranges 2, 3, 4, 5, & 6: ± 0.15 % of URL for 5-Years at 20° C (68° F) Temperature Change & up to 7 mPa (1,000 psi) of Static Pressure

Static Pressure Effect

  • Span Error for Ranges 2, 3, 4, 5 & 6: Correctable to ± 0.2 % of Reading Per psi: 1,000 (bar: 68.95, kPa: 6,895)
  • Zero Error for Ranges 2, 3, 4, 5 & 6: ± 0.033 % of URL Per psi: 1,000 (bar: 68.95, kPa: 6,895)

Storage Temperature

  • -40° to 100° C (-40° to 212° F)

Temperature Effect

  • 0.0085 URL ≤ Span < 0.2 URL: ± [0.023 % of URL + 0.045 % of Span] Per 20° C (68° F)
  • Ranges 2,3,4,5 & 6: 0.2 URL ≤ Span ≤ URL: ± [0.02 % of URL + 0.06 % of Span] Per 20° C (36° F)

Turn-On Time

  • HART: Performs within Specifications in less than 5 seconds after Power is Applied to the Transmitter

Volumetric Displacement

  • > 0.15 cm³ (0.01”³)
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