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BDT21 Solid Front Pressure Gauge

Brand: Badotherm

Badotherm pressure gauge model BDT21 is the soild front, safety pattern gauges according to the operational safety requirements of AMSE B40.100 and ANSI B 40.1.1. The BDT21 stainless steel safety gauge with phenolic casing has a solid front baffle wall and a full blow-out back. 

This pressure gauge is typically used for applications in the chemical, petro-chemical, and oil and gas industry or anywhere where safety comes first. 

These gauges are designed to withstand the severest of operating conditions created by the ambient environment and the process medium.

1 - 2 of 2 Part Numbers
BDT21
BDT21
  • Special Executions - Standard
BDT21-M
BDT21-M
  • Special Executions - Tube & Socket Monel 400
1 - 2 of 2 Part Numbers

Specifications

Brand

Accuracy

  • 0.5 % of Full Scale Value

Ambient Temperature Range

  • -40° to 90° C (-40° to 194° F)

Applications

  • Chemical Industry
  • Oil & Gas Applications
  • Petrochemical

Approvals & Certifications

  • Calibration Certificate with 5-Points (Rising & Falling)
  • EN 837-2
  • ATEX II 2 GD C, 94/9/EC
  • CE for Pressure > 200 bar
  • IEC 60529
  • PED

Bezel Material

  • Black ASA + PC

BSP Connection

  • 1/2” BSP Male

Enclosure, Body Material

  • Black ASA + PC

Environmental Protection

  • IP67

Fill Material

  • Glycerin
  • Silicone

Flange Material

  • Black ASA + PC

Gasket Material

  • Window Gasket: NBR with < 100° C (212° F) Ambient

Lens

  • Laminated Safety Glass with < 200° C (392° F) Ambient
  • Polycarbonate Lens with < 120° C (248° F) Ambient

Materials of Construction

  • Pointer (Black) & Dial (White with Black Markings): Aluminum
  • Tube & Socket: Monel 400 - Model BDT21-M
  • Tube: AISI 316 Stainless Steel

Mounting

  • Direct Mounting
  • Surface Mounting

Movement

  • Stainless Steel

NPT Connection

  • 1/2” NPT Male

Operating Pressure

  • Fluctuating: 90 % of Full Scale Value
  • Short Time: 130 % of Full Scale Value
  • Steady: Full Scale Value

Plug Material

  • Compensation Plug: NBR with < 100° C (212° F) Ambient
  • Filled Execution: HNBR with < 150° C (302° F) Ambient

Pressure Range

  • bar: -1 to 1,600
  • kPa: -100 to 160,000
  • psi: -14.5 to 23,210

Process Connection Material

  • AISI 316L Stainless Steel

Process Temperature

  • Filling Fluid: 90° C (194° F)
  • Without Filling Fluid: 200° C (392° F)

Screw Material

  • Restrictor Screw: AISI 316L Stainless Steel

Size

  • 4.92” (125 mm)

Special Cleaning & Packaging

  • Cleaned for Oxygen Service
  • Cleaning for Oil & Grease Free

Viscosity

  • Filling Fluid: 1,000 cSt

  • Chemical
  • Petrochemical
  • Oil & Gas

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