3.2.4 DHW preparation via WCM-EM
It is possible to control multiple independent DHW load circuits.
M7
B3
WTC-GW
vers. H
Mains
M3
T
Water heater 1
WAS/WAT
T
FS#2
B1
T
M22
M42
B62
EM#2
T
T
M27
M47
B67
EM#7
T
M
M
Mains
Mains
Heating circuit 7
Heating circuit 2
B11
modul hydraulic
modul hydraulic
M71
T
Water heater 2
WAS/WAT
EM#8
M31
modul hydraulic
WCM-CPU#1
Mains
M81
B31
FS#7
T
B1.1
FS#8
Legend:
FS#2:
Remote control station WCM-FS funct. heating circuit 2
FS#7:
Remote control station WCM-FS funct. heating circuit 7
FS#8:
Remote control station WCM-FS funct. DHW load circuit
EM#2-8:
Extension module WCM-EM
B1:
External sensor
B1.1
Circulation sensor tank 2
B3:
DHW sensor tank 1
B11:
De-couple sensor
B31:
DHW sensor EM#8
B62:
Supply sensor heating circuit 2
B67:
Supply sensor heating circuit 7
M3:
Storage tank charge pump on MFA tank 1
M7:
Circulation pump on VA tank 1
M22:
Pump heating circuit 2
M27:
Pump heating circuit 7
M31:
Storage tank charge pump on EM-WW tank 2
M42:
Mixer valve heating circuit 2
M47:
Mixer valve heating circuit 7
M71:
Circulation pump
M81:
Antilegionella bypass pump (thermal disinfection)
Note:
1. WTC settings: P13=4, P14=6
Installation and operating instruction
Remote control station WCM-FS 2.0 and extension module WCM-EM 2.1
3 Product description
83277502 • 3/2012-10 • La
11-106
Summary of Contents for WCM-EM 2.1
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