Mitsubishi EHST20C-VM2C User Manual

1-zone temperature control
2-zone temperature control 1-zone temperature control with boiler
2-zone temperature control with boiler
1-zone temperature control (2-zone valve ON/OFF control)
40
Local system
3
7
5
2
4
6
8
9
11
1
12
10
Zone1
Zone2
1
2
3
5
6
4
Zone1
1
5
4
3
6
2
13
14
15
Zone1
2
13
14
15
7
5
4
3
6
1
8
9
11
12
10
Zone1
Zone2
*Flowswitchspecications:12VDC/1mA/Bothnormally-openandnormally-closedtypescanbeused.(SetDIPswitch3toselectthelogics.Referto“6-19.DIP
switchfunctions”.)
1. Zone1heatemitters(e.g.radiator,fancoilunit)(localsupply)
2. Mixingtank(localsupply)
3. Zone1owwatertemp.thermistor(THW6)
4. Zone1returnwatertemp.thermistor(THW7)
5. Zone1watercirculationpump(localsupply)
6. Zone1owswitch(localsupply)*
7. Motorizedmixingvalve(localsupply)
8. Zone2owwatertemp.thermistor(THW8)
9. Zone2returnwatertemp.thermistor(THW9)
Optional part : PAC-TH011-E
Optional part : PAC-TH011-E
10. Zone2watercirculationpump(localsupply)
11. Zone2owswitch(localsupply)*
12. Zone2heatemitters(e.g.underoorheating)(localsupply)
13. Boilerowwatertemp.thermistor(THWB1)
14. Boilerreturnwatertemp.thermistor(THWB2)
15. Boiler (local supply)
16. Zone12-wayvalve(localsupply)
17. Zone22-wayvalve(localsupply)
18. Bypass valve (local supply)
Optional part : PAC-TH011HT-E
1
Zone1
16
18
Zone1
Zone2
17
12
1
OCH570C

Mitsubishi EHST20C-VM2C Specifications

General

Brand	Mitsubishi
Model	EHST20C-VM2C
Category	Heat Pump
Language	English