: 0560 1128
testo 112 highly accurate temperature measuring instrument - with PTB approval
: 0560 4160
testo 416 - Vane anemometer
: 0560 4170
testo 417 - Air flow meter
: 0560 4251
testo 425 - Thermal anemometer with flow probe
: 0560 5210
testo 521-1 - differential pressure measuring instrument (0.2 % of f.v.)
: 0560 5211
testo 521-2 - differential pressure measuring instrument (0.1 % of f.v.)