Bourdon tube pressure gauge NS 63, stainless steel design

Typenreihe 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 S1
  • Case and measuring element of stainless steel
  • Degree of protection IP 65
  • Accuracy class 1.6 per EN 837-1
  • EAC declaration (upon request)


  • 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
  • Mounting: Front flange for flush mounting, rear flange for surface mounting
  • Connection to Zone 0
  • Oxygen free of oil and grease
  • EAC declaration (upon request)

Technische Daten

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: Glycerine-water
Further filling liquids upon request.
Atmosph. pressure compensation: Via ventilation valve.
Case seal: Material gasket: NBR
Window: Non splintering laminated 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
Accuracy class: 1.6 per EN 837-1
Optional 1.0 per EN 837-1
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.
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_015

    Declaration of Conformity