Intrinsically Safe

Differential pressure switches - Intrinsically safe ATEX Exia certified for use in Category 1 (Zone 0) hazardous areas.

Guardian Range – Industry standard

  • Intrinsically safe certification ATEX CE Ex II1G Exia IIC
    T6 Ta -50 to +78°C, T5 Ta -50 to +93°C, T4 Ta -50 to +128°C
  • Black anodised aluminium alloy or 316 st. steel housing, IP67 rated.
  • Single or two level switch points.
  • M20 electrical entry.
  • Proven and documented SIL 2 IEC 61508 suitability.
  • Adjustable deadband (hysteresis) option.
  • Manual reset option.
Guardian Intrinsically Safe Differential Pressure Switch
DP1500 Differential Pressure 2.0 mBar to 12 Bar

Titan Range

  • Intrinsically safe certification ATEX CE Ex II1G Exia IIC
    T6 Ta -50 to +78°C, T5 Ta -50 to +93°C, T4 Ta -50 to +128°C.
    CE Ex II1D ExiaD 20 IP66 T200°C Ta -50 to +70°C
  • Black anodised aluminium alloy or 316 stainless steel housing, IP66 rated.
  • 1 x SPDT microswitch or 2 x SPDT microswitches (simultaneous operation).
  • Integral terminal block via M20 electrical entry.
  • Proven and documented SIL 2 IEC 61508 suitability.
  • Circuit monitoring resistors option.
  • GOST (R) certified option.
Titan Intrinsically Safe Differential Pressure Switch
DPF266 Differential Pressure 0.25 mBar to 8 Bar

Argus Range – OEM suitability

  • 'Intrinsically safe' certification ATEX CE Ex II1G EExia IIC T6
    Ta -50 to +78°C, T5 Ta -50 to +93°C, T4 Ta -50 to +128°C.
  • PPS (engineering polymer) or 316 stainless steel housing, rated IP67.
  • 1 x SPDT microswitch or 2 x SPDT microswitches (simultaneous operation).
  • DIN 43650 connector or integral terminal block via M20 entry or flying lead with M20 or ½" NPT male for direct connection to junction box.
  • Proven and documented SIL 2 IEC 61508 suitability.
  • Circuit monitoring resistors option.
Argus Intrinsically Safe Differential Pressure Switch
DI560 Intrinsically Safe Differential Pressure Switch Differential Pressure 2 mBar to 8 Bar