Operating and installation instructions
M-WRG-II P-T (-F, -FC), M-WRG-II E-T (-F, -FC) ventilation units
- 54 -
Meltem Wärmerückgewinnung GmbH & Co. KG
Am Hartholz 4 · D-82239 Alling
[email protected] · www.meltem.com
VENTILATION THE RIGHT WAY
V E N T I L A T I O N & H E A T R E C O V E R Y
16.4
Overview of the modules
16.4.1 Connection board in the ventilation unit with terminal assignment
Fig. 35: Connection board in the ventilation unit with terminal assignment
1
NOTICE
DIP switch 2 (item 1 in Fig. 35) is set to the “Taster (pushbutton)” position at the factory. In asso-
ciation with the three-step rotary switch, DIP switch 2 must be set to the “Schalter (switch)” posi-
tion.
16.4.2 Three-step rotary switch with zero position
To operate the ventilation units, you will need a three-step rotary switch with zero position
(provided by the customer). A suitable example is available from BUSCH-JAEGER or
GIRA.
The three-step rotary switch is used to select one of three different ventilation levels/
programs. In the zero position, the ventilation unit is in standby mode.
16.4.3 Optional pushbutton for intensive ventilation and optional LED for feedback
You can start the ventilation unit’s intensive ventilation level with an optional pushbutton
provided by the customer.
If required, you can use an LED to display when the intensive ventilation is active.