Testo 317-3 CO monitor incl. carrying case with belt clip, headphones, wrist strap, sampler and calibration protocol

The Testo 317-3 CO monitor detects the presence of carbon monoxide in the surrounding area and warns the user both visually and audibly about dangerous gas concentrations e.g. when installing and servicing gas heaters.

  3 year warranty on CO sensor
  No initialisation phase, instrument is ready to operate immediately
  Adjustable alarm threshold
  CO zeroing at site
  Visual and audible alarm
  No zero phase, instrument can be used immediately
  Adjustable alarm threshold
  CO zeroing at site
  Self-test function