Pressure switch with bourdon tube, special design

Type series BP4200

  • EX
  • SIL2
Pressure switch with bourdon tube, special design - BP4200


  • Pressure switch with bourdon tube, special design
  • Nominal range -1…0 up to -1…24 bar, 0…1 up to 0…400 bar
  • High quality case with bayonet ring NS 100/160 per EN 837-1 S1, alternative in safety design per EN 837-1 S3
  • Ex-proof design
  • Case and measuring element of stainless steel
  • Accuracy class as per DIN 16085
  • Inductive contact


  • Classification per SIL2
  • Certificate of measuring equipment for Russian Federation
  • Material certificate per EN 10204
  • Calibration certificate per EN 10204
  • Case with liquid filling
  • Oxygen free of oil and grease
  • Connection to Zone 0
  • EAC declaration (upon request)

Technical Data

Constructional design / case
Design: High quality case with bayonet ring per EN 837-1 S1, material: stainless steel mat.-no.-Nr. 1.4301 (304) ; with blow-out device, material: PUR, ventilation valve, material: PUR
Safety design with blow-out back and solid baffle wall per DIN EN 837-1 S3, Material: Stainless steel 1.4301 (304), pressure compensation diaphragm: silicone
Nominal size: NS 100 or 160
Degree of protection per EN 60529: - Without filling: IP 65
- With filling S1 case: IP 65
- With filling S3 case: IP 66
Case filling: Labofin
Atmosph. pressure compensation: Via ventilation valve.
Safety case, filled: with pressure compensation diaphragm, material: silicone
Case seal: Material gasket: NBR
Window: Non splintering laminated glass
Contact lock: Stainless steel with NBR gasket, sealable
Measuring element: Bourdon tube
< 60 bar: c-type
≥ 60 bar: spiral
Movement: Stainless steel segment
Scale: Pure aluminium, white with black inscrip-tion
Pointer: Pure aluminium, black, with micro adjust-ment for zero point correction
Mounting: Via process connection. Optional with flange for surface mounting or for flush mounting with DIN mounting flange.
Electronical connection: Connection plug with cable gland M20 x 1.5 and removable test cover, material: Macrolon
Electrical evaluation unit: The following evaluation units conform to the requirements of the Association of Technical Inspection Agencies (VdTÜV) Fact Sheet No. 100.
  Pepperl+Fuchs, switching amplifier:
- Typ KHA6-SH-Ex1, PTB 00 ATEX 2043
- Typ KFD2-SH-Ex1, PTB 00 ATEX 2042
  The use of alternative evaluation units is within the responsibility of the operator.
  The data sheets of the electrical evaluation units are to be observed.
Weight: - NS 100 without filling: approx. 0.9 kg
- NS 160 without filling: approx. 1.8 kg
- NS 100 with filling: approx. 1.5 kg
- NS 160 with filling: approx. 3.6 kg
Process connection
Design: Per EN 837-1.
G1/2 B, 1/2" NPT or M20 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
Accuracy class: see data sheet
Temperature influence: Max. ± 0.4% / 10K of measuring span per EN 837-1
  without filling with filling
Ambient: -20…70 °C -20…70 °C (40 °C) 1
Media: -20…70 °C -20…70 °C (40 °C) 1
Storage: -40…70 °C -20…70 °C
1 For safety case S3 design and classification per SIL2.
Tests and certificates
See documents
Type series
BP4200, BP4210, BP4220, BP4230, BP4300, BP4310, BP4320, BP4330, BP4250, BP4600, BP4540, BP4640


  • D3-040

    Data Sheet

  • BA_037

    Operating Instruction

  • XA_005

    Ex Instructions - Mechanical measuring devices

  • XA_013

    Ex Instructions - Gauges with slot-type initiators (type SJ2-N and SJ3,5-N)

  • XA_014

    Ex Instructions - Gauges with slot-type initiators (type SJ2-SN and SJ3,5-S(1)N)

  • SA_004

    SIL Instructions - Pressure gauges with switch contact

  • ZER_043

    Certificate - SIL2

  • ZER_003

    Certificate - Type Examination

  • ZER_107

    Certificate - Type test approval mark

  • HE_077

    Manufacturer Declaration - SIL2

  • KE_012

    Declaration of Conformity


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