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Basic set testo 312-4

0563 1327
Differential pressure gauge testo 312-4

Hose set for testo 312-4

Balloon pump with release screw

Conical test plug 1/2"

Conical test plug 3/4"

IR report printer

Pressure set for gas pressure measurements on heating systems

System case
Basic set testo 312-4

  • testo 312-4 differential pressure gauge
  • hose set up to 1.2bar for testo 312-4
  • balloon pump with release screw
  • conical test plug 1/2
  • conical test plug 3/4
  • testo fast printer
  • pressure set for gas pressure measurements in heating systems
  • system case

Temperature - Type K TC

Measuring range
dependent on probe type used
Accuracy
±2 °F (Remaining Range) * / ±1 °C (Remaining Range) *
±0.7 °F (-148° to 392 °F) * / ±0.4 °C (-100 to +200 °C) *
*Accuracy information applies only to instrument without probes connected

Differential pressure (internal sensor)

Measuring range
0 to +80 InHâ‚‚O / 0 to +200 hPa
Accuracy
±1 InH₂O or ±1 % of full-scale value (16 to +80 InH₂O) / ±2 hPa or ±1 % of fsv (41 to +200 hPa)
±1.5 % of mv (+1.2 to +16 InH₂O) / ±1.5 % of mv (+3.1 to +40 hPa)
±0.01 InH₂O (0 to +1 InH₂O) / ±0.03 hPa (0 to +3 hPa)
Resolution
0.01 InHâ‚‚O / 0.01 hPa

Pressure measurement (external probe)

Measuring range
0 to +363 psi / 0 to +25 bar
Accuracy
±0.6 % of full-scale value (>+145 to +363 psi) / ±0.6 % of fsv (>+10 to +25 bar)
±0.6 % of full-scale value (0 to +363 psi) / ±0.6 % of fsv (0 to +25 bar)
Resolution
10 InHâ‚‚O / 10 hPa