Mounting The Socket Part On The Connection Cable; Mounting The Devices For Controls For Indoor Heating Comfort; Commissioning; Commissioning The Vtx Series Without Vtx-G Gateway - Vitramo VH Mode D'emploi

4. Connect the socket part for the mains connection to the
mains cable – as described in chapter 5.5 Mounting the
socket part on the connection cable on page 28. Insert
the socket part into the plug part on the heating element.
5.5

Mounting the socket part on the connection cable

Mounting steps:
1. Connect the connection/contact part for the mains
connection to the mains cable.
2. In case the outer diameter of the cable is smaller than
7.5 mm, install the strain relief bridge in the housing
cover.
3. Screw the housing cover onto the connection/contact
part.
5.6

Mounting the devices for controls for indoor heating comfort

The instructions for mounting can be found in the manual
accompanying the respective product.
6

Commissioning

After all devices have been mounted in all rooms, please
commission each room individually. The sequence of steps
for commissioning is dependent on which control system is
installed.
6.1

Commissioning the VTX series without VTX-G gateway

Carry out the following steps:
1. With every VTX-EU radio receiver: Turn the "Mode"
selector switch to the "1" position.
2. Switch on the mains voltage in the respective room.
3. Connect the VTX-SP room thermostat to any VTX-E or
VTX-EU radio receiver in the room.
4. Adaptive control of the heating start
a) Activate the heating function (CF28) in the
respective room thermostat.
5. If window contacts are present:
a) Connect each VTX-FA or VTX-FU window contact
to the radio receivers already connected in step 3.
b) Activate the opening message (CF08) in the
respective room thermostat.
28
This chapter describes the main steps to be carried out
during commissioning. The manual of the control and
regulation components describes the individual products and
the respective operating steps in detail.
6. Set the set point of the room thermostat to maximum
and close the windows so that the heating elements are
switched on.
7. Check the function of the connected devices. The radio
receiver goes into frost protection mode when the
window is opened. The illuminated LED on the VTX-E or
VTX-EU radio receiver shows whether the heating
elements are switched on.
8. You will notice a rise in temperature on the surface
after the heating elements have been in operation for
approx. 5 minutes.
9. Set the room thermostat to the desired value.
10. Repeat these steps for the other rooms.
www.vitramo.com 1712205