Bourdon tube pressure gauge NS 63, stainless steel design

Type series BA4100

  • EX
Bourdon tube pressure gauge NS 63, stainless steel design - BA4100


  • Bourdon tube pressure gauge
  • Nominal range -0.6...0 to -1...24 bar, 0…0.6 to 0…1000 bar
  • High quality case with bajonet ring NS 63 per EN 837-1, optional safety case per EN 837-1 S3
  • Case and measuring element of stainless steel
  • Degree of protection IP 65
  • Accuracy class 1.6 or 2.5 per EN 837-1


  • Explosion protection (ATEX) for mechanical devices
  • Certificate of measuring equipment for Russian Federation
  • Calibration certificate as per EN 10204
  • Accuracy class 1.0 per EN 837-1
  • Case with liquid filling
  • Damping of movement
  • Electronical angle-of-rotation sensor, Type series PL1100, see data sheet D6-020
  • 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
  • Oxygen free of oil and grease
  • Autoclavable design

Technical Data

Constructional design / case
Version: High quality case with bajonet ring per EN 837-1, material: stainless steel mat.-no. 1.4301 (304), ventilation valve, material: PUR
  Option: Safety case with blow-out back and solid baffle wall per EN 837-1 S3,
material: stainless steel mat.-no. 1.4301 (304)
Nominal size: NS 63
Degree of protection per EN 60529: IP 65
Case filling: Option:
In combination with electronical angle-of-rotation sensor PL11:
Further liquid fillings upon request
Atmosph. pressure compensation: Via ventilation valve.
Case seal: Material gasket: NBR
Window: Non splintering laminated glass
Autoclavable design: single strength glass
Measuring element: Bourdon tube
- c-type < 60 bar
- spiral ≥ 60 bar
Movement: Stainless steel segment
Scale: Pure aluminium, white with black inscription
Optional with red marking, special scale upon request
Pointer: Pure aluminium, black
Mounting: Via process connection. Optional with flange for surface mounting or for flush mounting with DIN mounting flange.
Weights: Without filling approx. 0.2 kg
With filling approx. 0.3 kg
Process connection
Design: Per DIN EN 837-1. G 1/4 B or 1/4" NPT. Bottom or back centric connection, option: centre back connection.
  Further process connections upon request.
Material wetted parts
Measuring element: Bourdon tube and process connection: stainless steel 316ss
Nominal range
See order details, other ranges upon request  
Overloadprotection: Steady pressure max. scale value shortterm 1.3times
Option: 2times up to and including 40 bar
Accuracy class: 1.6 per EN 837-1
Optional 1.0 per EN 837-1
  2.5 per EN 837-1 (for 0...600 and 0...1000 bar)
Temperature influence: Max. ± 0.4% / 10K of measuring span per EN 837-1
Temperature ranges
  without liquid filling with liquid filling
Ambient: -40…60 °C -20…60 °C
Media: -20…150 °C -20…100 °C
Storage: -20…60 °C -20…60 °C
Extended temperature range upon request.
Option: Autoclavable at 121 °C for 30 minutes
Tests and Certificates
See documents
Type Series
BA4100, BA4400, BA4110, BA4410, BA4170, BA4120, BA4420, BA4130, BA4430, BA4180
Information on other models see order details or upon request.


  • D2-015

    Data Sheet

  • BA_008

    Operating Instructions

  • XA_005

    Ex Instructions

  • KE_053

    Declaration of Conformity


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