Using the product10
Carrying out a measurement
Warning!
Danger oof iinjury ddue tto hhighly ppressurized hhot, ccold oor ppoisonous
refrigerants!
i Always secure the measuring instrument with the carabiner
suspension hook before pressurizing the instrument, in order to
prevent falls (danger of breakage).
i Before each measurement, ensure that the refrigerant hoses are
intact and correctly connected. Do not use tools to connect the
hoses. Connect the hoses only hand-tight (max. torque 5.0Nm/
3.7ft*lb).
i Wear protective glasses and protective gloves.
i Observe permitted pressure range!
²
Measuring:
The handling steps from the chapter “Preparing measurement” have been
carried out.
1 Pressurize the instrument.
2 Read off measurement values:
For Zeotropic refrigerants (those with temperature glide), the tempera-
tures t
o
/t
c
displayed are those at the end of the phase change
(evaporation or condensation) of the last component.
The temperature measured must be allocated to the super-heating or
sub-cooling side (function button t
oh
<--> t
cu
). Dependent on this
allocation, t
oh
or Δt
oh
/t
sh
, or t
cu
or Δt
cu
/t
sc
is displayed.
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