Snap-action switches for liquids and gases (pressure switches) with fixed switching points, for the low pressure range

  • High reliability
  • Suitable for aggressive media
  • Switch contacts permanently set according to customer specifications

Snap switch for liquids and gases (pressure switch) with variably adjustable switching points, for the low pressure range

  • High reliability
  • Suitable for aggressive media
  • Switching contact variably adjustable

Pressure switch for excess pressure in liquid and gaseous media

  • Universal pressure switch
  • Reliable protection against overpressure
  • Long life span
  • Stepless adjustment
  • Particularly suitable for
    • general mechanical engineering
    • the printing press industry
    • pneumatics and hydraulics

Pressure switch for overpressure in liquid and gaseous media in potentially explosive areas

  • Universal pressure switch for potentially explosive areas
  • Reliable protection against overpressure
  • Long life span
  • Stepless adjustment
  • Particularly suitable for
    • general mechanical engineering
    • the printing press industry
    • pneumatics and hydraulics

Pressure and vacuum switch for aggressive liquids and gases

  • Stainless steel sensor (1.4571)
  • Stable housing
  • High security against overpressure
  • Long lifetime
  • Stepless adjustment

Pressure and vacuum switch for aggressive liquids and gases in potentially explosive areas

  • Stainless steel sensor (1.4571)
  • Stable housing
  • High security against overpressure
  • Long lifetime
  • Stepless adjustment

Differential pressure switch (pressure switch)
A double-chamber system with nitro steel bellows or Perbunan membrane records the difference between the two pressures.

  • Suitable for monitoring and controling differential pressures
  • Suitable for flow monitoring
  • Suitable for automatic control of filter systems
  • Stepless adjustment

Differential pressure switch for potentially explosive areas.
A double-chamber system with nitro steel bellows or Perbunan membrane records the difference between the two pressures.

  • Suitable for monitoring and controling differential pressures
  • Suitable for flow monitoring
  • Suitable for automatic control of filter systems
  • Stepless adjustment

Pressure switch (vacuum switch) for monitoring the vacuum of non-aggressive liquid and gaseous media

  • Detection of the pressure difference compared to the atmospheric pressure
  • Stable housing made of seawater-resistant die-cast aluminum GD Al Si 12
  • Stepless adjustment
  • SIL2 according to IEC 61508-2

Pressure switch (vacuum switch) for monitoring the vacuum of non-aggressive liquid and gaseous media in potentially explosive areas

  • Detection of the pressure difference compared to the atmospheric pressure
  • Stable housing made of seawater-resistant die-cast aluminum GD Al Si 12
  • Stepless adjustment
  • SIL2 according to IEC 61508-2

Pressure switch / pressure relief valve for maximum pressure monitoring in steam and hot water systems. Pressure switch with a self-monitoring pressure sensor

  • Pressure switch or pressure relief valve for maximum pressure monitoring
  • For systems according to TRBS, DIN EN12828, DIN EN12952-11, DIN EN12953-9
  • Available with or without differential adjustment
  • Self-monitoring sensor due to safety membrane
  • SIL2 according to IEC 61508-2

Maximum pressure relief valve for LPG systems

  • The pressure relief valves are operated in intrinsically safe control circuits (Ex protection class Ex-i)
  • By using an isolating switching amplifier, the control circuit is also monitored for interruptions and short circuits
  • SIL2 according to IEC 61508-2

Pressure switch for fuel gases

  • Suitable for all gases according to DVGW data sheet G260 and for air
  • SIL2 according to IEC 61508-2

Pressure switch (Ex) for fuel gases according to DVGW data sheet G 260

  • For monitoring the maximum pressure and minimum pressure in potentially explosive areas with fuel gases
  • Atex 94/9/EG
  • SIL2 according to IEC 61508-2

Pressure switch / pressure relief valve with external locking for fuel gases, liquid fuels, steam systems and hot water systems

  • Maximum pressure and minimum pressure monitoring
  • Max. operating pressure up to 63 bar
  • SIL2 according to IEC 61508-2

Pressure switch / pressure relief valve with external locking for fuel gases, liquid fuels, steam systems and hot water systems in potentially explosive areas

  • Maximum pressure and minimum pressure monitoring
    Max. operating pressure up to 63 bar
    SIL2 according to IEC 61508-2
    Atex 94/9 / EG

Pressure and differential pressure monitor for air and fuel gases

  • For the detection of overpressure, underpressure or differential pressure
  • Approved according to DIN EN1854 and DVGD data sheet G 260

Differential pressure switch for air and air conditioning technology (cannot be used for fuel gas)

  • For filter, ventialtor or air flow monitoring in air conditioning and ventilation systems
  • Tested according to the EU Gas Appliance Directive EU / 2009/142 / EU and DIN EN 1854