8 Installation and commissioning
30
4. If necessary, connect a speed controller
(STX 1,5).
The technology used in the phase angle
controller may cause humming noises.
8.4 Operating programs
•
VZC, KVZC, B and KB:
One of the 4 following
operating programs can be set with jumpers J4
and J5.
•
H and KH:
One of the 4 following operating
programs can be set with jumpers J4 and J5.
The operating program can only be switched on
with a switch (light switch). If this is switched
on, it takes priority over the automatic humidity
function.
•
Program:
Comfort (= ex works), Demand, Eco-
nomy and Power.
1. Set the desired operating program with jump-
ers J4 and J5.
Comfort program
• Power level 1 during room use, power level 2
during overrun time.
• J4 bridged, J5 bridged.
Demand-driven programme
• Power level 2 during room use, power level 1
during overrun time.
• J4 open, J5 open
Economy program
• Power level 1 during operation and overrun
time.
• J4 open, J5 bridged
Power program
• Power level 2 during operation and overrun
time.
• J4 bridged, J5 open
8.5 Final installation
NOTICE Danger of short-circuits and damage
to the unit. Humidity will penetrate if electron-
ics cover is not fitted correctly.
Press electronics cover firmly onto housing such
that it is sealed and flush all the way around.
When doing so, do not press setting buttons.
