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Bourdon tube pressure gauge, high quality design case with liquid filling, (IP66)

Type series BA4240/BA4340

  • EX
Bourdon tube pressure gauge, high quality design case with liquid filling, (IP66) - BA4240/BA4340

Features

  • Bourdon tube pressure gauge
  • Nominal ranges -0.6...0 bar to -1...24 bar, 0…0.6 to 0…1000 bar
  • High quality case with bajonet ring NS 100/160 with internal pressure compensation diaphragm per EN 837-1-S1
  • Case and measuring element of stainless steel
  • Degree of protection IP 66
  • Accuracy class 1.0 or 1.6 as per EN 837-1

Options

  • Explosion protection (ATEX) for mechanical devices
  • Certificate of measuring equipment for Russian Federation
  • Material certificate per EN 10204
  • Calibration certificate per EN 10204
  • Mounting: Front flange for flush mounting, rear flange for surface mounting
  • Connection to Zone 0 by using the flame arrester MF21xx, see data sheet D6-025
  • EAC declaration (upon request)

Technical Data

Constructional design / case
Design: High quality case with bajonet ring per EN 837-1 S1, material: stainless steel mat.-no. 1.4301 (304); with blow-out device (material: PUR) and internal pressure compensation diaphragm (material: silicone)
Nominal size: NS 100 or NS 160
Degree of protection per EN 60529: IP 66
Case filling: Glycerine-water
Further filling liquids upon request.
Pressure compensation: To atmosphere via internal pressure com-pensation diaphragm
Case seal: Material gasket: NBR
Window: Non-splintering laminated glass.
Option: Non-splintering plastic (Macrolon)
Measuring element: Bourdon tube
< 60 bar: c-type
≥ 60 bar: spiral
Movement: Stainless steel
Scale: Pure aluminium, white with black inscription
Option: with red marking, special scale upon request.
Pointer: Pure aluminium, black.
Option: with micro adjustment for zero point correction.
Mounting: Via process connection. Optional with flange for surface mounting or for flush mounting with DIN mounting flange.
Weights: NS 100: approx. 0.9 kg
NS 160: approx. 1.8 kg
Process connection
Design: Per DIN EN 837-1.
  G1/2 B, 1/2" NPT or M 20 x 1.5, bottom or back eccentric connection.
  Optional with throttle screw for system damping, further process connections upon request
Material wetted parts
Measuring element: Bourdon tube and shanks stainless steel mat.-no. 1.4571 / 1.4404 (316Ti / 316L)
Nominal range
See order details, other ranges upon request  
Overload-protection: standard: 1.3 times
  higher overload protection see order details
Accuracy
Accuracy class: 1.0 per EN 837-1 (for nominal range < 1000 bar)
1.6 per EN 837-1 (for nominal range 1000 bar)
Temperature influence: Max. ± 0,4% / 10K of measuring span per EN 837-1
Temperature ranges
Ambient: -20…70 °C
Media: 1,2 -40…200 °C
Storage: -40…70 °C
Extended temperature range upon request  
1 Nominal range ≤ 1 bar up to 100°C, 2 Nominal range > 600 bar up to 150 °C
Tests and certificates
See documents.
Type series
BA4240, BA4250, BA4340, BA4350

Documents

Name
Description
EN
DE
  • D2-027

    Data Sheet

  • BA_008

    Operating Instructions

  • XA_005

    Ex Instructions

  • XA_026

    Ex Instructions - category 3G and 3D

  • KE_053

    Declaration of Conformity

Productrequest

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