EB 8135/8136 EN 7
Installation
Mixing service Diverting service
Temperature control Q = constant Flow rate control Q = 0 to 100 %
Fail-safe action: FA = Actuator stem extends, FE = Actuator stem retracts
Heating using a mixing valve (FA) or cooling using a mixing valve (FE)
Installation in flow pipe Installation in return flow pipe
Heating using a diverting valve (FA) or cooling using a diverting valve (FE)
Installation in return flow pipe Installation in flow pipe
AAB
B
Flow
Return flow
A
AB
B
Flow
Return flow
A
AB
B
Flow
Return flow
AAB
B
Flow
Return flow
A
AB
B
Flow
Return flow
A
AB
B
Flow
Return flow
A
AB
B
Flow
Return flow
AB
A
B
Flow
Return flow
Fig. 3 · Typical applications