Operating and installation instructions
M-WRG-II P-T (-F, -FC), M-WRG-II E-T (-F, -FC) ventilation units
- 55 -
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
16.5
Setting DIP switch 2 to the “Schalter (switch)” position
► Set DIP switch 2 on the connection board to the “Schalter (switch)” position (see
item 1 in Fig. 35 on page 54).
16.6
Connecting the control cable and optional pushbutton/LED to the ventilation
unit boards
► Connect the control cable and optional pushbutton/LED to the ventilation unit
boards (see terminal assignment in section 16.6.1 and circuit diagram in Fig. 36 on
► Use J-Y (St) Y 4x2x0.6 mm
2
/ J-Y (St) Y 4x2x0.8 mm
2
for the wiring.
16.6.1 Terminal assignment (example of a BUSCH-JAEGER three-step rotary
switch with zero position)
Terminal
on
board
Terminal on
three-step rotary
switch with zero
position (BUSCH-
JAEGER)
Optional
push-
button for
intensive
ventilation
Optional LED for
intensive venti-
lation feedback
(24 VDC)
Function
Wire
colour
01
X (cathode)
0 V
02
2
X
+24 V DC
03
1
Reduced ventilation
04
5
Normal ventilation
05
3
Increased ventilation
(*) / humidity control (*)
/ automatic mode (*)
06
X
Intensive ventilation
07
08
09
10
X (anode)
Intensive ventilation
feedback
Table 11: Control cable terminal assignment for M-WRG-II P (-F, -FC) / M-WRG-II E (-F, -FC)
(*) depends on the type of device, see section 7.3 on page 28
NOTICE
The terminal assignment in section 16.6.1 and the circuit diagram in section 16.6.2 on page 56
only apply if a three-step rotary switch from BUSCH-JAEGER is used.
Please note that the terminal assignment and circuit diagram may be different if a rotary switch
from another manufacturer is used.