Testo 550 550 digital manifold Instruction manual

Below you will find brief information for Digital manifold testo 550 550. The testo 550 is a digital manifold for maintenance and servicing work at refrigeration systems and heat pumps. It replaces mechanical manifolds, thermometers and pressure/temperature tables by means of its functions. Pressures and temperatures can be loaded, adjusted, tested and monitored. The testo 550 is compatible with most non-corrosive refrigerants, water and glycol.

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testo 550 Digital manifold Instruction manual | Manualzz

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Key features

  • Pressure and temperature measurement
  • Refrigerant selection
  • Tightness test
  • Automatic mode
  • Superheating and subcooling calculation
  • Evacuation/vacuum display
  • Illuminated LCD display
  • Battery life: approx. 150 hours
  • Compatible with most non-corrosive refrigerants
  • Compact and lightweight design

Frequently asked questions

The testo 550 is a digital manifold for maintenance and servicing work at refrigeration systems and heat pumps.

The testo 550 is compatible with most non-corrosive refrigerants, water and glycol. It is not compatible with refrigerants that contain ammonia.

Before every measurement, zero the pressure sensors by pressing the [P=0] key while ensuring all connections are pressureless (ambient pressure).

Press [Mode] to enter leakage test view. Then, press [R, Start/Stop] to start the test. Press [R, Start/Stop] again to end the test.

The battery life is approximately 150 hours with the display light off.
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