For Heating Mode with Minimum Temperature set by a Mixing Valve. Flow up to 2240 L/min (9.9 USgpm).
K38 Low Temperature Zone Module with 4-Way Mixing Valve Product Specification
K38- Installation & User Manual
Use in closed loop design. The F38 Low-Temperature Zone Module is a replacement for conventional injection mixing systems.
In conjunction with electronic reset control and direct drive actuator modulates a 4-way valve, diverts and mixes radiant return water with hot water from the boiler.