Open Style Crimped Capillary Model (CPO) Leak Standard

The CPO model calibrated leak standard is an open style calibrated leak with no gas reservoir—the customer supplies gas from a regulated gas supply. It  is available for several different gas types and gas mixes and with all the standard “Orifice” leak holder assemblies. The CPO model is also offered with fittings suitable for high pressure or ultra high vacuum applications. The CPO model is available in leak rates ranging from 10-7 to 10-1 atm-cc/s, with other inlet and outlet fittings available upon request. 

Features of the CPO Model Tracer Gas Leak Standards 

  • Unbreakable stainless steel crimped capillary type leak element 
  • Stainless steel construction 
  • Very low temperature coefficient of 0.2%/°C 
  • Available with all metal vacuum fittings, VCR or Con-flat (Del-Seal), others available 

Can be baked to 400°C with appropriate fittings.