Atag XL-W Series - External Controls

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Boiler Installation
Electrical connection
External Controls
BMS Feedback
For giving feedback to the BMS this output gives a 0-10 Volt signal as indication of load.
Pump Modulation
This output can be set as a controller for several pump types. For types, see scheme on pages ( ......??)
DHW Flow Sensing
For sensing the amount of water flow
or set as a flow switch.