www.byrefc ompany.com
5
ENGLISH
1 INTRODUCTION TO MULTIREF DIGITAL MANIFOLD
MultiRef enables to make the A/C system maintenance in a quick and easy way and also
to make its diagnosis with calculation of Superheating and Subcooling.
The inside database contains over 50 refrigerants.
1.1 Technical features
Model MultiRef
Refrigerants all halogen refrigerants
Power supply 9 V (DC)
Working temperature -10 ÷ + 60 °C
Stocking temperature -10 ÷ + 60°C
Working pressure -0.99 ÷ + 49 bar
Temperature range -99.9 ÷ +400°C
Instrument precision class ≤1%
2 COMPONENTS DESCRIPTION AND STANDARD EQUIPMENT
2.1 Display
The Display, with possibility to light on the backlight, show the following information:
1 LOW side pressure 9 T2-T1calculated temperature
2 HIGH side pressure 10 Superheating calculation
3 LOW side saturation temperature 11 Subcooling calculation
4 HIGH side saturation temperature 12
In case of non-azeotropic refrigerant, se-
lection of liquid or vapor
5 Selected refrigerant
6 T1 measured temperature
7 T2 measured temperature
8 Ambient temperature
1. LOW pressure
5. Refrigerant 8. Ambient temperature
3. LOW saturation
temperature
6. T1 measured
temperature
2. HIGH pressure
4. HIGH saturation
temperature
7. T2 measured
temperature
10. SuperHeating
9. T2-T1 calculated
temperature
11. SubCooling