Safety Pattern Gauge

These gauges are generally used within the gas industry are are designed with operator safety in mind. In case of a bourdon tube rupture no projectiles will blow out from the front of the gauge. Safety pattern construction consists of a solid front baffle wall, safety glass window and a blow out back in the rear of the case. Suitable for almost all measuring mediums and operating conditions, also safe for corrosive environments. Suited for pneumatic or gas testing over 25 bar including Oxygen or Acetylene complying with the British Standard.


  • Diameter: 63, 100, 160, 200 & 250mm
  • Ranges: from -1 bar (-30″Hg) vacuum to 1400 bar (20,000 psi)
  • Accuracy: ±1.0%, ±1.6% FSD (subject to diameter)
  • Connection: Bottom or lower rear
  • Thread Sizes: 1/4″, 3/8″ & 1/2″ BSP, (BSPT or NPT 1000 bar max)
  • Mounting: Direct
  • Case Filling: Dry or glycerine
  • Case Material: 304 stainless steel
  • Connection Material: 316L stainless steel
  • Window: Safety glass
  • Process temperature: 200°C max (100°C with case filling)
  • Weather protection: IP 65
  • Oil free – Oxygen/Acetylene


  • Custom ranges/dials
  • Customer logo
  • Increased accuracy of ±0.5% or ±0.6% FSD
  • Alternative mounting options: Surface mount with lugs & spacers, 3 hole front flange
  • Indicating or max drag pointer (perspex window only)
  • Bespoke threads
  • Electrical contact (dry or silicone filled only)
  • ATEX Ex II 2 GD c TX
  • 316L stainless steel case
  • Monel wetted parts

Calibration Notes

  • Traceable to national standards
  • UKAS

If you have any questions, please contact us on +44 (0) 117 965 4615 or visit our enquiry page and submit the form.

We can also customise our products to your specific needs.

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