What you'll learn?

  • Gas safety legislation and Standards
  • Gas emergency actions and procedures
  • Ventilation (for non-domestic meter installations and housings)
  • Installation of pipework and fittings (small bore for meter instrumentation)
  • Tightness testing and purging
  • Checking and/or setting meter regulators
  • Unsafe situations, use of emergency notices and warning labels
  • Operation and positioning of emergency isolation controls and valves


CMIT1LS, Commercial Gas Meters Instrumentation (Limited Scope), covers what you’ll need to know in order to gain an appreciation of the instrumentation associated with commercial gas meters. (Primary diaphragm, RD and turbine meters of capacity > 6 m3/h at pressures ≤ 75 bar.)


  • None. Covers all Natural Gas Assessments required for a LS gas meter instrumentation operative.


  • Gas safety assessment criteria for gas meter instrumentation operatives - CMIT1LS