Danfoss VX Solo HWS Instructions For Installation And Use Manual page 10

Instructions for installation and use
Expansion vessel
The VX Solo HWS substation is equipped with an expansion vessel,
which is factory set to 0,5 bar.
Fitting piece for heat meter(s)
The VX Solo HWS substation is equipped with fixed fitting piece size
3/4" x 110 mm for fitting of heat meter in DH return.
Fitting of heat meters
- Close the ball valves on the district heating and the heating
sides.
- Loosen the union nuts at both ends of the fitting piece and
remove it.
- Fit the heat meter, - remember to insert gaskets.
- Mount sensor, - remember to insert gaskets.
- After mounting of heat meter remember to check and tighten
all pipe connections before commissioning the heat meter.
The heat meter is to be installed so that the direction of flow cor-
responds to the direction of the arrow on the flow sensor.
Mounting of temperature sensor
As standard the heat meter is supplied with temperature sensors for
measuring the supply and return flow temperatures.
The VX Solo HWS substation is prepared for mounting of temperature
sensors with M10x1 connection (see photo to the right).
The supply flow sensor is mounted in the sensor pocket on DH sup-
ply (pos. A)
- demount M10 plug (pos. A)
- insert one temperature sensor in the sensor pocket
- tighten temperature sensor union nut
Mount the return flow sensor in the heat meter housing (pos. B).
10 DKDHR
VX Solo HWS substations
A
VI.HE.M1.02
Pipe bushing ½"/M10x1 incl. plug M10
B
Danfoss District Energy
A