NTI FTV190 - Cascade Plumbing Schematic; Cascade Instructions

Boiler and Heating System Piping │ FTV I&O Manual
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13.0 CASCADE INSTRUCTIONS
The FTV controller has the internal capacity to cascade (lead-lag / stage) up to 16 FTV boilers, without the use of
an external controller. Use the instructions detailed in this section to set-up and install the cascade system.
FTV-Combi – cascades heating an Indirect Water Heater (IWH) cannot utilizes an FTV-
Combi as the Manager.
Figure 13-1 Cascade Plumbing Schematic