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8. 4HS pumps installation for constant pressure mode
CM can manage the rotation speed of pump to maintain constant the pressure in a point of plant regardless the
water demand of the user.
The basic scheme of a line of pumping system capable of achieving this operation is as follows:
10
Read carefully the Guidelines for safety before installing the device.
At the end of the installation check that no other objects are inside the CM or
deposited on the electronic board.
It is recommended to tighten all 4 screws with washers of the cover before
powering the device. Otherwise, you may fail to connect to ground the cover
with a risk of electric shock or even death.
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