Ariston NIMBUS PLUS M NET Manual page 60

WH M 2 ZONE HEAT/COOL
15
16
17
18
19
20
1
2
3 4
WH M 1 ZONE ONLY HEAT
7
8
9
10
11
12
1
2
3
60 / GB
14 13
5 6 7 8 9
4 5
1. Discharge valve
2. Safety valve 3 bar
3. Manometer
4. Pressure switch
5. Temperature sensor (return from the installa-
12
tion) heating/cooling
6. Temperature sensor to the ZONE 1
7. Temperature sensor return from ZONE 1
8. Temperature sensor to the ZONE 2
11
9. Temperature sensor return from ZONE 2
10. Modulating pump ZONE 1
11. Modulating pump ZONE 2
10
12. Mixing valve ZONE 2
13. Hydraulic separator
14. Automatic air purge
15. Expansion vessel
16. Automatic air purge
17. Temperature sensor (flow to the installation)
heating/cooling
18. Safety thermostat (manual switch)
19. Safety thermostat (automatic switch)
20. Heating back-up resistance (2kW + 2kW)
1. Discharge valve
2. Safety valve 3 bar
3. Manometer
4. Temperature sensor (flow to the installation)
5. Temperature sensor (return from the installa-
tion)
6. Expansion vessel
7. Automatic air purge
6
8. Safety thermostat (automatic switch)
9. Safety thermostat (manual switch)
10. Heating back-up resistance (2kW + 2kW)
11. Discharge valve
12. Pressure switch